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Health Terms starting with R

Common Health Terms | All Health Terms

2nd Letter:

- a e G h i N o R u w y

R Factors - A class of plasmids that transfer antibiotic resistance from one bacterium to another by conjugation...

rab GTP-Binding Proteins - A large family of MONOMERIC GTP-BINDING PROTEINS that play a key role in cellular secretory and endo...

rab1 GTP-Binding Proteins - A genetically related subfamily of RAB GTP-BINDING PROTEINS involved in vesicle transport between th...

rab2 GTP-Binding Protein - A protein involved in transport between the ENDOPLASMIC RETICULUM and the GOLGI APPARATUS. This enzy...

rab3 GTP-Binding Proteins - A genetically related subfamily of RAB GTP-BINDING PROTEINS involved in calcium-dependent EXOCYTOSIS...

rab3A GTP-Binding Protein - The most abundant member of the RAB3 GTP-BINDING PROTEINS. It is involved in calcium-dependent EXOCY...

rab4 GTP-Binding Proteins - A genetically related subfamily of RAB GTP-BINDING PROTEINS involved in recycling of proteins such a...

rab5 GTP-Binding Proteins - A genetically related subfamily of RAB GTP-BINDING PROTEINS involved in transport from the cell memb...

Rabbits - The species Oryctolagus cuniculus, in the family Leporidae, order LAGOMORPHA. Rabbits are born in bu...

Rabdosia - A plant genus of the family LAMIACEAE that contains macrocalin B. R. japonica is an ingredient of P...

Rabies - An acute infectious disease of the central nervous system affecting almost all mammals, including hu...

Rabies Vaccines - Vaccines or candidate vaccines used to prevent and treat RABIES. The inactivated virus vaccine is us...

Rabies virus - The type species of LYSSAVIRUS causing rabies in humans and other animals. Transmission is mostly by...

rac GTP-Binding Proteins - A sub-family of RHO GTP-BINDING PROTEINS that is involved in regulating the organization of cytoskel...

rac1 GTP-Binding Protein - A rac GTP-binding protein involved in regulating actin filaments at the plasma membrane. It controls...

Raccoon Dogs - The lone species in the genus Nyctereutes, family CANIDAE. It is found in the woodland zone from sou...

Raccoons - Carnivores of the genus Procyon of the family PROCYONIDAE. Two subgenera and seven species are curre...

Race Relations - Cultural contacts between people of different races....

Racemases and Epimerases - Enzymes that catalyze inversion of the configuration around an asymmetric carbon in a substrate havi...

Raclopride - A substituted benzamide that has antipsychotic properties. It is a dopamine D2 receptor (see RECEPTO...

Racquet Sports - Games in which players use a racquet to hit a ball or similar type object....

Rad51 Recombinase - A Rec A recombinase found in eukaryotes. Rad51 is involved in DNA REPAIR of double-strand breaks....

Rad52 DNA Repair and Recombination Protein - A DNA-binding protein that mediates DNA REPAIR of double strand break, and GENETIC RECOMBINATION....

Radar - A system using beamed and reflected radio signals to and from an object in such a way that range, be...

Radial Artery - The direct continuation of the brachial trunk, originating at the bifurcation of the brachial artery...

Radial Nerve - A major nerve of the upper extremity. In humans the fibers of the radial nerve originate in the lowe...

Radial Neuropathy - Disease involving the RADIAL NERVE. Clinical features include weakness of elbow extension, elbow fle...

Radiation - Emission or propagation of electromagnetic energy (waves/rays), or the waves/rays themselves; a stre...

Radiation Chimera - An organism whose body contains cell populations of different genotypes as a result of the TRANSPLAN...

Radiation Dosage - The amount of radiation energy that is deposited in a unit mass of material, such as tissues of plan...

Radiation Effects - The effects of ionizing and nonionizing radiation upon living organisms, organs and tissues, and the...

Radiation Equipment and Supplies - Instruments and apparatus for radiation applications and their components and associated expendables...

Radiation Genetics - A subdiscipline of genetics that studies RADIATION EFFECTS on the components and processes of biolog...

Radiation Hybrid Mapping - A method for ordering genetic loci along CHROMOSOMES. The method involves fusing irradiated donor ce...

Radiation Injuries - Harmful effects of non-experimental exposure to ionizing or non-ionizing radiation in VERTEBRATES....

Radiation Injuries, Experimental - Experimentally produced harmful effects of ionizing or non-ionizing RADIATION in CHORDATA animals....

Radiation Leukemia Virus - A strain of Murine leukemia virus (LEUKEMIA VIRUS, MURINE) isolated from radiation-induced lymphomas...

Radiation Monitoring - The observation, either continuously or at intervals, of the levels of radiation in a given area, ge...

Radiation Oncology - A subspecialty of medical oncology and radiology concerned with the radiotherapy of cancer....

Radiation Pneumonitis - Inflammation of the lung due to harmful effects of ionizing or non-ionizing radiation....

Radiation Tolerance - The ability of some cells or tissues to withstand ionizing radiation without serious injury. Toleran...

Radiation, Ionizing - Electromagnetic or corpuscular radiation capable of producing ions, directly or indirectly, in its p...

Radiation, Nonionizing - Electromagnetic radiation which does not produce ions in matter through which it passes. Its wavelen...

Radiation-Protective Agents - Drugs used to protect against ionizing radiation. They are usually of interest for use in radiation ...

Radiation-Sensitizing Agents - Drugs used to potentiate the effectiveness of radiation therapy in destroying unwanted cells....

Radicular Cyst - Slow-growing fluid-filled epithelial sac at the apex of a tooth with a nonvital pulp or defective ro...

Radiculopathy - Disease involving a spinal nerve root (see SPINAL NERVE ROOTS) which may result from compression rel...

Radiesthesia - Therapeutic cult concerned with intangible energies surrounding the living body and based on the det...

Radio - The transmission and reception of electric impulses or signals by means of electric waves without a ...

Radio Frequency Identification Device - Machine readable patient or equipment identification device using radio frequency from 125 kHz to 5....

Radio Waves - Electromagnetic waves with frequencies between about 3 kilohertz (very low frequency - VLF) and 300,...

Radioactive Fallout - The material that descends to the earth or water well beyond the site of a surface or subsurface nuc...

Radioactive Hazard Release - Uncontrolled release of radioactive material from its containment. This either threatens to, or does...

Radioactive Pollutants - Radioactive substances which act as pollutants. They include chemicals whose radiation is released v...

Radioactive Tracers - Radioactive substances added in minute amounts to the reacting elements or compounds in a chemical p...

Radioactive Waste - Liquid, solid, or gaseous waste resulting from mining of radioactive ore, production of reactor fuel...

Radioactivity - The spontaneous transformation of a nuclide into one or more different nuclides, accompanied by eith...

Radioallergosorbent Test - An in vitro allergen radioimmunoassay in which allergens are coupled to an immunosorbent. The couple...

Radiobiology - Study of the scientific principles, mechanisms, and effects of the interaction of ionizing radiation...

Radiochemistry - The study of the chemical and physical phenomena of radioactive substances....

Radiodermatitis - A cutaneous inflammatory reaction occurring as a result of exposure to ionizing radiation....

Radiographic Image Enhancement - Improvement in the quality of an x-ray image by use of an intensifying screen, tube, or filter and b...

Radiographic Image Interpretation, Computer-Assisted - Computer systems or networks designed to provide radiographic interpretive information....

Radiographic Magnification - Use of optic and geometric techniques to enhance radiographic image quality and interpretation. It i...

Radiography - Examination of any part of the body for diagnostic purposes by means of X-RAYS or GAMMA RAYS, record...

Radiography, Abdominal - Radiographic visualization of the body between the thorax and the pelvis, i.e., within the peritonea...

Radiography, Bitewing - Technique involving the passage of X-rays through oral structures to create a film record while a ce...

Radiography, Dental - Radiographic techniques used in dentistry....

Radiography, Dental, Digital - A rapid, low-dose, digital imaging system using a small intraoral sensor instead of radiographic fil...

Radiography, Dual-Energy Scanned Projection - A method of producing a high-quality scan by digitizing and subtracting the images produced by high-...

Radiography, Interventional - Diagnostic and therapeutic procedures that are invasive or surgical in nature, and require the exper...

Radiography, Panoramic - Extraoral body-section radiography depicting an entire maxilla, or both maxilla and mandible, on a s...

Radiography, Thoracic - X-ray visualization of the chest and organs of the thoracic cavity. It is not restricted to visualiz...

Radioimmunoassay - Classic quantitative assay for detection of antigen-antibody reactions using a radioactively labeled...

Radioimmunodetection - Use of radiolabeled antibodies for diagnostic imaging of neoplasms. Antitumor antibodies are labeled...

Radioimmunoprecipitation Assay - Sensitive assay using radiolabeled ANTIGENS to detect specific ANTIBODIES in SERUM. The antigens are...

Radioimmunosorbent Test - Radioimmunoassay of proteins using antibody coupled to an immunosorbent....

Radioimmunotherapy - Radiotherapy where cytotoxic radionuclides are linked to antibodies in order to deliver toxins direc...

Radioisotope Dilution Technique - Method for assessing flow through a system by injection of a known quantity of radionuclide into the...

Radioisotope Renography - Graphic tracing over a time period of radioactivity measured externally over the kidneys following i...

Radioisotope Teletherapy - A type of high-energy radiotherapy using a beam of gamma-radiation produced by a radioisotope source...

Radioisotopes - Isotopes that exhibit radioactivity and undergo radioactive decay. (From Grant & Hackh's Chemical Di...

Radioligand Assay - Quantitative determination of receptor (binding) proteins in body fluids or tissue using radioactive...

Radiologic Health - Health concerns associated with the effects of radiation on the environment and on public and person...

Radiology - A specialty concerned with the use of x-ray and other forms of radiant energy in the diagnosis and t...

Radiology Department, Hospital - Hospital department which is responsible for the administration and provision of x-ray diagnostic an...

Radiology Information Systems - Information systems, usually computer-assisted, designed to store, manipulate, and retrieve informat...

Radiology, Interventional - Subspecialty of radiology that combines organ system radiography, catheter techniques and sectional ...

Radiometric Dating - Techniques used to determine the age of materials, based on the content and half-lives of the RADIOA...

Radiometry - The measurement of radiation by photography, as in x-ray film and film badge, by Geiger-Mueller tube...

Radionuclide Angiography - The measurement of visualization by radiation of any organ after a radionuclide has been injected in...

Radionuclide Generators - Separation systems containing a relatively long-lived parent radionuclide which produces a short-liv...

Radionuclide Imaging - The production of an image obtained by cameras that detect the radioactive emissions of an injected ...

Radionuclide Ventriculography - Imaging of a ventricle of the heart after the injection of a radioactive contrast medium. The techni...

Radiopharmaceuticals - Compounds that are used in medicine as sources of radiation for radiotherapy and for diagnostic purp...

Radiosurgery - A radiological stereotactic technique developed for cutting or destroying tissue by high doses of ra...

Radiotherapy - The use of IONIZING RADIATION to treat malignant NEOPLASMS and some benign conditions....

Radiotherapy Dosage - The total amount of radiation absorbed by tissues as a result of radiotherapy....

Radiotherapy Planning, Computer-Assisted - Computer-assisted mathematical calculations of beam angles, intensities of radiation, and duration o...

Radiotherapy, Adjuvant - Radiotherapy given to augment some other form of treatment such as surgery or chemotherapy. Adjuvant...

Radiotherapy, Computer-Assisted - Computer systems or programs used in accurate computations for providing radiation dosage treatment ...

Radiotherapy, Conformal - Radiotherapy where there is improved dose homogeneity within the tumor and reduced dosage to uninvol...

Radiotherapy, High-Energy - Radiotherapy using high-energy (megavolt or higher) ionizing radiation. Types of radiation include g...

Radiotherapy, Intensity-Modulated - CONFORMAL RADIOTHERAPY that combines several intensity-modulated beams to provide improved dose homo...

Radium - Radium. A radioactive element of the alkaline earth series of metals. It has the atomic symbol Ra, a...

Radon - Radon. A naturally radioactive element with atomic symbol Rn, atomic number 86, and atomic weight 22...

Radon Daughters - Short-lived radioactive decay products of radon that include 216-Po, 214-Pb, 214-Bi, and 214-Po. The...

raf Kinases - A family of closely-related serine-threonine kinases that were originally identified as the cellular...

Raffinose - A trisaccharide occurring in Australian manna (from Eucalyptus spp, Myrtaceae) and in cottonseed mea...

Rafoxanide - Veterinary anthelmintic for grazing animals; used to treat fluke, hookworm and other infestations....

Rage - Fury; violent, intense anger....

Rahnella - A genus of gram-negative, facultatively anaerobic, small, rod-shaped bacteria occurring in fresh wat...

Railroads - Permanent roads having a line of rails fixed to ties and laid to gage, usually on a leveled or grade...

Rain - Water particles that fall from the ATMOSPHERE....

ral GTP-Binding Proteins - A family of ubiquitously expressed MONOMERIC GTP-BINDING PROTEINS that are involved in intracellular...

ral Guanine Nucleotide Exchange Factor - A guanine nucleotide exchange factor that stimulates the dissociation of GDP from RAL GTP-BINDING PR...

Raloxifene - A second generation selective estrogen receptor modulator (SERM) used to prevent osteoporosis in pos...

Ralstonia - A genus in the family BURKHOLDERIACEAE, comprised of many species. They are associated with a variet...

Ralstonia pickettii - The type species in the genus RALSTONIA. It is often found in the hospital ward as a contaminant of ...

Ralstonia solanacearum - A species of Ralstonia previously classed in the genera PSEUDOMONAS and BURKHOLDERIA. It is an impor...

Ramipril - A long-acting angiotensin-converting enzyme inhibitor. It is a prodrug that is transformed in the li...

ran GTP-Binding Protein - A monomeric GTP-binding protein involved in nucleocytoplasmic transport of proteins into the nucleus...

Rana catesbeiana - A species of the family Ranidae (true frogs). The only anuran properly referred to by the common nam...

Rana esculenta - An edible species of the family Ranidae, occurring in Europe and used extensively in biomedical rese...

Rana pipiens - A highly variable species of the family Ranidae in Canada, the United States and Central America. It...

Rana ridibunda - A species of the family Ranidae which occurs primarily in Europe and is used widely in biomedical re...

Rana temporaria - A species of the family Ranidae occurring in a wide variety of habitats from within the Arctic Circl...

Ranavirus - A genus of IRIDOVIRIDAE which infects amphibians. It is non-pathogenic for its natural host, Rana pi...

Random Allocation - A process involving chance used in therapeutic trials or other research endeavor for allocating expe...

Random Amplified Polymorphic DNA Technique - Technique that utilizes low-stringency polymerase chain reaction (PCR) amplification with single pri...

Randomized Controlled Trial - Work consisting of a clinical trial that involves at least one test treatment and one control treatm...

Randomized Controlled Trials as Topic - Clinical trials that involve at least one test treatment and one control treatment, concurrent enrol...

Range of Motion, Articular - The distance and direction to which a bone joint can be extended. Range of motion is a function of t...

Ranidae - The family of true frogs of the order Anura. The family occurs worldwide except in Antarctica....

Ranitidine - A non-imidazole blocker of those histamine receptors that mediate gastric secretion (H2 receptors). ...

RANK Ligand - A transmembrane protein belonging to the tumor necrosis factor superfamily that specifically binds R...

Ranula - A form of retention cyst of the floor of the mouth, usually due to obstruction of the ducts of the s...

Ranunculaceae - The buttercup plant family of the order Ranunculales, subclass Magnoliidae, class Magnoliopsida. The...

Ranunculus - A plant genus of the family RANUNCULACEAE that contains protoanemonin, anemonin, and ranunculin....

Ranvier's Nodes - Regularly spaced gaps in the myelin sheaths of peripheral axons. Ranvier's nodes allow saltatory con...

rap GTP-Binding Proteins - A family of MONOMERIC GTP-BINDING PROTEINS that are related to RAS PROTEINS.This enzyme was formerly...

rap1 GTP-Binding Proteins - A genetically related subfamily of RAP GTP-BINDING PROTEINS that share homology with RAS PROTEINS. T...

Rape - Unlawful sexual intercourse without consent of the victim....

Raphanus - A plant genus of the family BRASSICACEAE known for its peppery red root....

Raphe Nuclei - Collections of small neurons centrally scattered among many fibers from the level of the trochlear n...

Raptors - BIRDS that hunt and kill other animals, especially higher vertebrates, for food. They include the FA...

Rare Diseases - A large group of diseases which are characterized by a low prevalence in the population. They freque...

ras GTPase-Activating Proteins - PROTEINS that specifically activate the GTP-phosphohydrolase activity of RAS PROTEINS....

ras Guanine Nucleotide Exchange Factors - A family of GUANINE NUCLEOTIDE EXCHANGE FACTORS that are specific for RAS PROTEINS....

ras Proteins - Small, monomeric GTP-binding proteins encoded by ras genes (GENES, RAS). The protooncogene-derived p...

ras-GRF1 - A guanine nucleotide exchange factor that is expressed primarily in neuronal tissue and may be speci...

Rat-Bite Fever - A syndrome characterized by recurring fever, rash, and arthralgias occurring days to weeks after a r...

Rate Setting and Review - A method of examining and setting levels of payments....

Ratibida - A plant genus of the family ASTERACEAE. Members contain sesquiterpene lactones....

Rationalization - A defense mechanism operating unconsciously, in which the individual attempts to justify or make con...

Rats - The common name for the genus Rattus....

Rats, Brattleboro - A mutant strain of Rattus norvegicus used in research on renal function and hypertension and as a di...

Rats, Gunn - Mutant strain of Rattus norvegicus which is used as a disease model of kernicterus....

Rats, Hairless - Mutant strains of rats that produce little or no hair. Several different homozygous recessive mutati...

Rats, Inbred BB - A strain of Rattus norvegicus which is a model for spontaneous insulin-dependent diabetes mellitus (...

Rats, Inbred Dahl - Inbred rats derived from Sprague-Dawley rats and used for the study of salt-dependent hypertension. ...

Rats, Inbred LEC - A cinnamon-colored strain of Long-Evans rats which carries a mutation causing fulminant hepatitis an...

Rats, Inbred OLETF - An inbred strain of Long-Evans rats that develops hyperglycemia, hyperinsulinemia, and mild obesity,...

Rats, Inbred SHR - A strain of Rattus norvegicus with elevated blood pressure used as a model for studying hypertension...

Rats, Inbred Strains - Genetically identical individuals developed from brother and sister matings which have been carried ...

Rats, Inbred WKY - A strain of Rattus norvegicus used as a normotensive control for the spontaneous hypertensive rats (...

Rats, Long-Evans - An outbred strain of rats developed in 1915 by crossing several Wistar Institute white females with ...

Rats, Mutant Strains - Rats bearing mutant genes which are phenotypically expressed in the animals....

Rats, Nude - A mutant strain of Rattus norvegicus without a thymus and with depressed or absent T-cell function. ...

Rats, Sprague-Dawley - A strain of albino rat used widely for experimental purposes because of its calmness and ease of han...

Rats, Transgenic - Laboratory rats that have been produced from a genetically manipulated rat EGG or rat EMBRYO, MAMMAL...

Rats, Wistar - A strain of albino rat developed at the Wistar Institute that has spread widely at other institution...

Rats, Zucker - Two populations of Zucker rats have been cited in research--the "fatty" or obese and the lean. The "...

Rauscher Virus - A strain of MURINE LEUKEMIA VIRUS associated with mouse tumors similar to those caused by the FRIEND...

Rauwolfia - A plant genus of the APOCYNACEAE or dogbane family. Alkaloids from plants in this genus have been us...

Raynaud Disease - An idiopathic vascular disorder characterized by bilateral Raynaud phenomenon, the abrupt onset of d...

Razoxane - An antimitotic agent with immunosuppressive properties. Dexrazoxane, the (+)-enantiomorph of razoxan...

Reaction Time - The time from the onset of a stimulus until a response is observed....

Reactive Attachment Disorder - Markedly disturbed and developmentally inappropriate social relatedness that begins before age 5 and...

Reactive Inhibition - Tendency toward a lessened strength of response due to practice or activity. It is independent of th...

Reactive Nitrogen Species - Nitrogenous products of NITRIC OXIDE synthases, ranging from NITRIC OXIDE to NITRATES. These reactiv...

Reactive Oxygen Species - Molecules or ions formed by the incomplete one-electron reduction of oxygen. These reactive oxygen i...

Reading Frames - The three possible sequences of CODONS by which GENETIC TRANSLATION may occur from one nucleotide se...

Reagent Kits, Diagnostic - Commercially prepared reagent sets, with accessory devices, containing all of the major components a...

Reagent Strips - Narrow pieces of material impregnated or covered with a substance used to produce a chemical reactio...

Reagins - Antibodies, especially IGE, that bind to tissue of the same species so that ANTIGENS induce release ...

Reality Testing - The individual's objective evaluation of the external world and the ability to differentiate adequat...

Reality Therapy - Method of psychotherapeutic treatment based on assumption of patients' personal responsibility for t...

Reassortant Viruses - Viruses containing two or more pieces of nucleic acid (segmented genome) from different parents. Suc...

Rec A Recombinases - A family of recombinases initially identified in BACTERIA. They catalyze the ATP-driven exchange of ...

Receptor Activator of Nuclear Factor-kappa B - A tumor necrosis factor receptor family member that is specific for RANK LIGAND and plays a role in ...

Receptor Aggregation - Chemically stimulated aggregation of cell surface receptors, which potentiates the action of the eff...

Receptor Cross-Talk - The simultaneous or sequential binding of multiple cell surface receptors to different ligands resul...

Receptor Protein-Tyrosine Kinases - A class of cellular receptors that have an intrinsic PROTEIN-TYROSINE KINASE activity....

Receptor Tyrosine Kinase-like Orphan Receptors - A family of cell surface receptors that were originally identified by their structural homology to n...

Receptor, Adenosine A1 - A subtype of ADENOSINE RECEPTOR that is found expressed in a variety of tissues including the BRAIN ...

Receptor, Adenosine A2A - A subclass of adenosine A2 receptors found in LEUKOCYTES, the SPLEEN, the THYMUS and a variety of ot...

Receptor, Adenosine A2B - A subclass of adenosine A2 receptors found in the CECUM, the COLON, the BLADDER, and a variety of ot...

Receptor, Adenosine A3 - A subtype of ADENOSINE RECEPTOR that is found expressed in a variety of locations including the BRAI...

Receptor, Anaphylatoxin C5a - A G-protein-coupled receptor that signals an increase in intracellular calcium in response to the po...

Receptor, Angiotensin, Type 1 - An angiotensin receptor subtype that is expressed at high levels in a variety of adult tissues inclu...

Receptor, Angiotensin, Type 2 - An angiotensin receptor subtype that is expressed at high levels in fetal tissues. Many effects of t...

Receptor, Bradykinin B1 - A subtype of bradykinin receptor that is induced in response to INFLAMMATION. It may play a role in ...

Receptor, Bradykinin B2 - A constitutively expressed subtype of bradykinin receptor that may play a role in the acute phase of...

Receptor, Cannabinoid, CB1 - A subclass of cannabinoid receptor found primarily on central and peripheral NEURONS where it may pl...

Receptor, Cannabinoid, CB2 - A subclass of cannabinoid receptor found primarily on immune cells where it may play a role modulati...

Receptor, Cholecystokinin A - A subtype of cholecystokinin receptor found primarily in the PANCREAS; STOMACH; INTESTINE; and GALLB...

Receptor, Cholecystokinin B - A subtype of cholecystokinin receptor found primarily in the CENTRAL NERVOUS SYSTEM and the GASTRIC ...

Receptor, Ciliary Neurotrophic Factor - Cell surface receptors for CILIARY NEUROTROPHIC FACTOR. They are heterotrimeric proteins formed by t...

Receptor, Endothelin A - A subtype of endothelin receptor found predominantly in the VASCULAR SMOOTH MUSCLE. It has a high af...

Receptor, Endothelin B - A subtype of endothelin receptor found predominantly in the KIDNEY. It may play a role in reducing s...

Receptor, EphA1 - The founding member of the EPH FAMILY RECEPTORS. It was first cloned from an erythropoietin-producin...

Receptor, EphA2 - An Eph family receptor found abundantly in tissues of epithelial origin. It is expressed in a divers...

Receptor, EphA3 - An eph family receptor that is found primarily in adult BRAIN and variety of tissues in the developi...

Receptor, EphA4 - An eph family receptor found in variety of tissues including BRAIN. During embryogenesis, EphA4 rece...

Receptor, EphA5 - An eph family receptor found primarily in differentiated neuronal tissues. Several isoforms of EphA5...

Receptor, EphA6 - An eph family receptor that is found in a variety of neuronal regions of the BRAIN. In contrast to t...

Receptor, EphA7 - An eph family receptor found widely expressed in embryo tissues, including the NERVOUS SYSTEM. In th...

Receptor, EphA8 - An eph family receptor found exclusively in BRAIN. EphA8 receptors may play a role in the axonal gui...

Receptor, EphB1 - An eph family receptor found primarily in the nervous system. In the embryonic BRAIN EphB1 receptor ...

Receptor, EphB2 - An eph family receptor found widely expressed in embryonic and adult tissues. High levels of EphB2 r...

Receptor, EphB3 - An eph family receptor found in a number of tissues including BRAIN; LUNG; KIDNEY; PANCREAS; INTESTI...

Receptor, EphB4 - An eph family receptor found in a variety of adult and embryonic tissues. Unlike the majority of pro...

Receptor, EphB5 - An eph family receptor found at high levels in adult THYMUS and RETINA. In embryonic tissues it is f...

Receptor, EphB6 - An eph family receptor found primarily in BRAIN and THYMUS. The EphB6 receptor is unusual in that it...

Receptor, Epidermal Growth Factor - A cell surface receptor involved in regulation of cell growth and differentiation. It is specific fo...

Receptor, erbB-2 - A cell surface protein-tyrosine kinase receptor that is found to be overexpressed in a significant n...

Receptor, erbB-3 - A cell surface protein-tyrosine kinase receptor that is specific for NEUREGULINS. It has extensive h...

Receptor, Fibroblast Growth Factor, Type 1 - A fibroblast growth factor receptor with specificity for FIBROBLAST GROWTH FACTORS; HEPARAN SULFATE ...

Receptor, Fibroblast Growth Factor, Type 2 - A fibroblast growth factor receptor that is found in two isoforms. One receptor isoform is found in ...

Receptor, Fibroblast Growth Factor, Type 3 - A fibroblast growth factor receptor that regulates CHONDROCYTE growth and CELL DIFFERENTIATION. Muta...

Receptor, Fibroblast Growth Factor, Type 4 - A fibroblast growth factor receptor that is mainly expressed in LUNG; KIDNEY; PANCREAS; and SPLEEN. ...

Receptor, Fibroblast Growth Factor, Type 5 - The most divergent of the known fibroblast growth factor receptors. It does not contain an intracell...

Receptor, Galanin, Type 1 - The most abundant galanin receptor subtype. It displays a high affinity for the full-length form of ...

Receptor, Galanin, Type 2 - A galanin receptor subtype with broad specificity for full length GALANIN, galanin peptide fragments...

Receptor, Galanin, Type 3 - A galanin receptor subtype with high affinity for GALANIN-LIKE PEPTIDE and low affinity for full len...

Receptor, IGF Type 1 - A protein-tyrosine kinase receptor that is closely related in structure to the INSULIN RECEPTOR. Alt...

Receptor, IGF Type 2 - A receptor that is specific for IGF-II and mannose-6-phosphate. The receptor is a 250-kDa single cha...

Receptor, Insulin - A cell surface receptor for INSULIN. It comprises a tetramer of two alpha and two beta subunits whic...

Receptor, Interferon alpha-beta - A ubiquitously expressed heterodimeric receptor that is specific for both INTERFERON-ALPHA and INTER...

Receptor, Macrophage Colony-Stimulating Factor - A receptor for MACROPHAGE COLONY-STIMULATING FACTOR encoded by the c-fms proto-oncogene (GENES, FMS)...

Receptor, Melanocortin, Type 1 - A melanocortin receptor subtype found primarily in MELANOCYTES. It shows specificity for ALPHA-MSH a...

Receptor, Melanocortin, Type 2 - A melanocortin receptor subtype found primarily in the ADRENAL CORTEX. It shows specificity for ADRE...

Receptor, Melanocortin, Type 3 - A melanocortin receptor subtype found primarily in BRAIN. It shows specificity for ALPHA-MSH; BETA-M...

Receptor, Melanocortin, Type 4 - A melanocortin receptor subtype found primarily in BRAIN. It shows specificity for ALPHA-MSH; BETA-M...

Receptor, Melatonin, MT1 - A melatonin receptor subtype that is primarily found in the HYPOTHALAMUS and in the KIDNEY....

Receptor, Melatonin, MT2 - A melatonin receptor subtype primarily found expressed in the BRAIN and RETINA....

Receptor, Muscarinic M1 - A specific subtype of muscarinic receptor that has a high affinity for the drug PIRENZEPINE. It is f...

Receptor, Muscarinic M2 - A specific subtype of muscarinic receptor found in the lower BRAIN, the HEART and in SMOOTH MUSCLE-c...

Receptor, Muscarinic M3 - A subclass of muscarinic receptor that mediates cholinergic-induced contraction in a variety of SMOO...

Receptor, Muscarinic M4 - A specific subtype of muscarinic receptor found in the CORPUS STRIATUM and the LUNG. It has similar ...

Receptor, Muscarinic M5 - A specific subtype of muscarinic receptor found in a variety of locations including the SALIVARY GLA...

Receptor, Nerve Growth Factor - A low affinity receptor that binds NERVE GROWTH FACTOR; BRAIN-DERIVED NEUROTROPHIC FACTOR; NEUROTROP...

Receptor, Notch1 - A notch receptor that interacts with a variety of ligands and regulates SIGNAL TRANSDUCTION PATHWAYS...

Receptor, Notch2 - A notch receptor that plays an important role in CELL DIFFERENTIATION in a variety of cell types. It...

Receptor, PAR-1 - A thrombin receptor subtype that couples to HETEROTRIMERIC GTP-BINDING PROTEINS resulting in the act...

Receptor, PAR-2 - A G-protein-coupled, proteinase-activated receptor that is expressed in a variety of tissues includi...

Receptor, Parathyroid Hormone, Type 1 - A parathyroid hormone receptor subtype that recognizes both PARATHYROID HORMONE and PARATHYROID HORM...

Receptor, Parathyroid Hormone, Type 2 - A parathyroid hormone receptor subtype found in the BRAIN and the PANCREAS. It is a G-protein-couple...

Receptor, Platelet-Derived Growth Factor alpha - A PDGF receptor that binds specifically to both PDGF-A chains and PDGF-B chains. It contains a prote...

Receptor, Platelet-Derived Growth Factor beta - A PDGF receptor that binds specifically to the PDGF-B chain. It contains a protein-tyrosine kinase a...

Receptor, Serotonin, 5-HT1A - A serotonin receptor subtype found distributed through the CENTRAL NERVOUS SYSTEM where they are inv...

Receptor, Serotonin, 5-HT1B - A serotonin receptor subtype found at high levels in the BASAL GANGLIA and the frontal cortex. It pl...

Receptor, Serotonin, 5-HT1D - A serotonin receptor subtype that is localized to the CAUDATE NUCLEUS; PUTAMEN; the NUCLEUS ACCUMBEN...

Receptor, Serotonin, 5-HT2A - A serotonin receptor subtype found widely distributed in peripheral tissues where it mediates the co...

Receptor, Serotonin, 5-HT2B - A serotonin receptor subtype found in the BRAIN; HEART; LUNGS; PLACENTA and DIGESTIVE SYSTEM organs....

Receptor, Serotonin, 5-HT2C - A serotonin receptor subtype found primarily in the CENTRAL NERVOUS SYSTEM and the CHOROID PLEXUS. T...

Receptor, TIE-1 - A TIE receptor found predominantly on ENDOTHELIAL CELLS. It is considered essential for vascular dev...

Receptor, TIE-2 - A TIE receptor tyrosine kinase that is found almost exclusively on ENDOTHELIAL CELLS. It is required...

Receptor, trkA - A protein-tyrosine kinase receptor that is specific for NERVE GROWTH FACTOR; NEUROTROPHIN 3; neurotr...

Receptor, trkB - A protein-tyrosine kinase receptor that is specific for BRAIN-DERIVED NEUROTROPHIC FACTOR; NEUROTROP...

Receptor, trkC - A protein-tyrosine kinase receptor that is specific for NEUROTROPHIN 3. It is widely expressed in ne...

Receptor-CD3 Complex, Antigen, T-Cell - Molecule composed of the non-covalent association of the T-cell antigen receptor (RECEPTORS, ANTIGEN...

Receptor-Interacting Protein Serine-Threonine Kinase 2 - A RIP serine-theonine kinase that contains a C-terminal caspase activation and recruitment domain. I...

Receptor-Interacting Protein Serine-Threonine Kinases - A family of serine-threonine kinases that plays a role in intracellular signal transduction by inter...

Receptor-Like Protein Tyrosine Phosphatases - A subcategory of protein tyrosine phosphatases that are bound to the cell membrane. They contain cyt...

Receptor-Like Protein Tyrosine Phosphatases, Class 1 - A subclass of receptor-like protein tryosine phosphatases that contain heavily glycosylated and cyst...

Receptor-Like Protein Tyrosine Phosphatases, Class 2 - A subclass of receptor-like protein tryosine phosphatases that contain multiple extracellular immuno...

Receptor-Like Protein Tyrosine Phosphatases, Class 3 - A subclass of receptor-like protein tryosine phosphatases that contain a single cytosolic protein ty...

Receptor-Like Protein Tyrosine Phosphatases, Class 4 - A subclass of receptor-like protein tryosine phosphatases that contain short highly glycosylated ext...

Receptor-Like Protein Tyrosine Phosphatases, Class 5 - A subclass of receptor-like protein tryosine phosphatases that contain an extracellular fibronectin ...

Receptor-Like Protein Tyrosine Phosphatases, Class 7 - A subclass of receptor-like protein tryosine phosphatases that contain a short extracellular domain,...

Receptor-Like Protein Tyrosine Phosphatases, Class 8 - A subclass of receptor-like protein tryosine phosphatases that contain an extracellular RDGS-adhesio...

Receptors, Adenosine A2 - A subclass of ADENOSINE RECEPTORS that are generally considered to be coupled to the GS, STIMULATORY...

Receptors, Adipokine - Cell surface receptors for ADIPOKINES, cytokines secreted by the ADIPOCYTES....

Receptors, Adiponectin - Cell surface receptors for ADIPONECTIN, an antidiabetic hormone secreted by ADIPOCYTES. Adiponectin ...

Receptors, Adrenergic - Cell-surface proteins that bind epinephrine and/or norepinephrine with high affinity and trigger int...

Receptors, Adrenergic, alpha - One of the two major pharmacological subdivisions of adrenergic receptors. The alpha-beta distinctio...

Receptors, Adrenergic, alpha-1 - A subclass of alpha-adrenergic receptors (RECEPTORS, ADRENERGIC, ALPHA). alpha-1 Adrenergic receptor...

Receptors, Adrenergic, alpha-2 - A subclass of alpha-adrenergic receptors (RECEPTORS, ADRENERGIC, ALPHA). alpha-2 Adrenergic receptor...

Receptors, Adrenergic, beta - One of the two major pharmacologically defined classes of adrenergic receptors. The alpha-beta disti...

Receptors, Adrenergic, beta-1 - A subclass of beta-adrenergic receptors (RECEPTORS, ADRENERGIC, BETA). beta-1 Adrenergic receptors a...

Receptors, Adrenergic, beta-2 - A subclass of beta-adrenergic receptors (RECEPTORS, ADRENERGIC, BETA). beta-2 Adrenergic receptors a...

Receptors, Adrenergic, beta-3 - A subclass of beta-adrenergic receptors (RECEPTORS, ADRENERGIC, BETA). beta-3 Adrenergic receptors a...

Receptors, Albumin - Cell surface proteins that bind albumin with high affinity and trigger intracellular changes influen...

Receptors, Aldosterone - Cytoplasmic proteins that specifically bind aldosterone and mediate its cellular effects. The aldost...

Receptors, Amino Acid - Cell surface proteins that bind amino acids and trigger changes which influence the behavior of cell...

Receptors, AMPA - Cell surface proteins that bind glutamate and directly gate ion channels in cell membranes. AMPA rec...

Receptors, Androgen - Proteins, generally found in the CYTOPLASM, that specifically bind ANDROGENS and mediate their cellu...

Receptors, Angiotensin - Cell surface proteins that bind ANGIOTENSINS and trigger intracellular changes influencing the behav...

Receptors, Antigen - Molecules on the surface of B- and T-lymphocytes that recognize and combine with specific antigens....

Receptors, Antigen, B-Cell - IMMUNOGLOBULINS on the surface of B-LYMPHOCYTES. Their MESSENGER RNA contains an EXON with a membran...

Receptors, Antigen, T-Cell - Molecules on the surface of T-lymphocytes that recognize and combine with antigens. The receptors ar...

Receptors, Antigen, T-Cell, alpha-beta - T-cell receptors composed of CD3-associated alpha and beta polypeptide chains and expressed primaril...

Receptors, Antigen, T-Cell, gamma-delta - T-cell receptors composed of CD3-associated gamma and delta polypeptide chains and expressed primari...

Receptors, Aryl Hydrocarbon - Cytoplasmic proteins that bind certain aryl hydrocarbons, translocate to the nucleus, and activate t...

Receptors, Atrial Natriuretic Factor - Cell surface proteins that bind ATRIAL NATRIURETIC FACTOR with high affinity and trigger intracellul...

Receptors, Biogenic Amine - Cell surface proteins that bind biogenic amines with high affinity and regulate intracellular signal...

Receptors, Bombesin - Cell surface proteins that bind bombesin or closely related peptides with high affinity and trigger ...

Receptors, Bradykinin - Cell surface receptors that bind BRADYKININ and related KININS with high affinity and trigger intrac...

Receptors, Calcitonin - Cell surface proteins that bind calcitonin and trigger intracellular changes which influence the beh...

Receptors, Calcitonin Gene-Related Peptide - Cell surface proteins that bind calcitonin gene-related peptide (CGRP) with high affinity and trigge...

Receptors, Calcitriol - Proteins, usually found in the cytoplasm, that specifically bind calcitriol, migrate to the nucleus,...

Receptors, Calcium-Sensing - A class of G-protein-coupled receptors that react to varying extracellular CALCIUM levels. Calcium-s...

Receptors, Cannabinoid - A class of G-protein-coupled receptors that are specific for CANNABINOIDS such as those derived from...

Receptors, Catecholamine - Cell surface proteins that bind catecholamines with high affinity and trigger intracellular changes ...

Receptors, CCR - Chemokine receptors that are specific for CC CHEMOKINES....

Receptors, CCR1 - CCR receptors with specificity for a broad variety of CC CHEMOKINES. They are expressed at high leve...

Receptors, CCR10 - CCR receptors with specificity for CHEMOKINE CCL27. They may play a specialized role in the cutaneou...

Receptors, CCR2 - CCR receptors with specificity for CHEMOKINE CCL2 and several other CCL2-related chemokines. They ar...

Receptors, CCR3 - CCR receptors with specificity for CHEMOKINE CCL11 and a variety of other CC CHEMOKINES. They are ex...

Receptors, CCR4 - CCR receptors with specificity for CHEMOKINE CCL17 and CHEMOKINE CCL22. They are expressed at high l...

Receptors, CCR5 - CCR receptors with specificity for CHEMOKINE CCL3; CHEMOKINE CCL4; and CHEMOKINE CCL5. They are expr...

Receptors, CCR6 - CCR receptors with specificity for CHEMOKINE CCL20. They are expressed at high levels in T-LYMPHOCYT...

Receptors, CCR7 - CCR receptors with specificity for CHEMOKINE CCL19 and CHEMOKINE CCL21. They are expressed at high l...

Receptors, CCR8 - CCR receptors with specificity for CHEMOKINE CCL1. They are expressed at high levels in T-LYMPHOCYTE...

Receptors, Cell Surface - Cell surface proteins that bind signalling molecules external to the cell with high affinity and con...

Receptors, Chemokine - Cell surface glycoproteins that bind to chemokines and thus mediate the migration of pro-inflammator...

Receptors, Cholecystokinin - Cell surface proteins that bind cholecystokinin (CCK) with high affinity and trigger intracellular c...

Receptors, Cholinergic - Cell surface proteins that bind acetylcholine with high affinity and trigger intracellular changes i...

Receptors, Collagen - Collagen receptors are cell surface receptors that modulate signal transduction between cells and th...

Receptors, Colony-Stimulating Factor - Cell surface receptors for colony stimulating factors, local mediators, and hormones that regulate t...

Receptors, Complement - Molecules on the surface of some B-lymphocytes and macrophages, that recognize and combine with the ...

Receptors, Complement 3b - Molecular sites on or in some B-lymphocytes and macrophages that recognize and combine with COMPLEME...

Receptors, Complement 3d - Molecular sites on or in B-lymphocytes, follicular dendritic cells, lymphoid cells, and epithelial c...

Receptors, Concanavalin A - Glycoprotein moieties on the surfaces of cell membranes that bind concanavalin A selectively; the nu...

Receptors, Corticotropin - Cell surface receptors that bind CORTICOTROPIN; (ACTH, adrenocorticotropic hormone) with high affini...

Receptors, Corticotropin-Releasing Hormone - Cell surface proteins that bind corticotropin-releasing hormone with high affinity and trigger intra...

Receptors, CXCR - Chemokine receptors that are specific for CXC CHEMOKINES....

Receptors, CXCR3 - CXCR receptors that are expressed on the surface of a number of cell types, including T-LYMPHOCYTES;...

Receptors, CXCR4 - CXCR receptors with specificity for CXCL12 CHEMOKINE. The receptors may play a role in HEMATOPOIESIS...

Receptors, CXCR5 - CXCR receptors isolated initially from BURKITT LYMPHOMA cells. CXCR5 receptors are expressed on matu...

Receptors, Cyclic AMP - Cell surface proteins that bind cyclic AMP with high affinity and trigger intracellular changes whic...

Receptors, Cytoadhesin - A group of INTEGRINS that includes the platelet outer membrane glycoprotein GPIIb-IIIa (PLATELET GLY...

Receptors, Cytokine - Cell surface proteins that bind cytokines and trigger intracellular changes influencing the behavior...

Receptors, Cytoplasmic and Nuclear - Intracellular receptors that can be found in the cytoplasm or in the nucleus. They bind to extracell...

Receptors, Death Domain - A family of cell surface receptors that signal via a conserved domain that extends into the cell CYT...

Receptors, Dopamine - Cell-surface proteins that bind dopamine with high affinity and trigger intracellular changes influe...

Receptors, Dopamine D1 - A subfamily of G-PROTEIN-COUPLED RECEPTORS that bind the neurotransmitter DOPAMINE and modulate its ...

Receptors, Dopamine D2 - A subfamily of G-PROTEIN-COUPLED RECEPTORS that bind the neurotransmitter DOPAMINE and modulate its ...

Receptors, Dopamine D3 - A subtype of dopamine D2 receptors that are highly expressed in the LIMBIC SYSTEM of the brain....

Receptors, Dopamine D4 - A subtype of dopamine D2 receptors that has high affinity for the antipsychotic CLOZAPINE....

Receptors, Dopamine D5 - A subtype of dopamine D1 receptors that has higher affinity for DOPAMINE and differentially couples ...

Receptors, Drug - Proteins that bind specific drugs with high affinity and trigger intracellular changes influencing t...

Receptors, Ectodysplasin - Members of the TNF receptor family that are specific for ECTODYSPLASIN. At least two subtypes of the...

Receptors, Eicosanoid - Cell surface proteins that bind eicosanoids with high affinity and trigger intracellular changes inf...

Receptors, Endothelin - Cell surface proteins that bind ENDOTHELINS with high affinity and trigger intracellular changes whi...

Receptors, Eph Family - A large family of receptor protein-tyrosine kinases that are structurally-related. The name of this ...

Receptors, Epoprostenol - Cell surface receptors for EPOPROSTENOL. They are coupled to HETEROTRIMERIC G-PROTEINS....

Receptors, Erythropoietin - Cell surface proteins that bind erythropoietin with high affinity and trigger intracellular changes ...

Receptors, Estradiol - Cytoplasmic proteins that bind estradiol, migrate to the nucleus, and regulate DNA transcription....

Receptors, Estrogen - Cytoplasmic proteins that bind estrogens and migrate to the nucleus where they regulate DNA transcri...

Receptors, Fc - Molecules found on the surface of some, but not all, B-lymphocytes, T-lymphocytes, and macrophages, ...

Receptors, Fibrinogen - Receptors that bind FIBRINOGEN through distinct adhesive sequences on the fibrinogen molecule. Altho...

Receptors, Fibroblast Growth Factor - Specific molecular sites or structures on cell membranes that react with FIBROBLAST GROWTH FACTORS (...

Receptors, Fibronectin - Specific cell surface receptors which bind to FIBRONECTINS. Studies have shown that these receptors ...

Receptors, Formyl Peptide - A family of G-protein-coupled receptors that was originally identified by its ability to bind N-form...

Receptors, FSH - Cell surface proteins that bind FOLLICLE STIMULATING HORMONE with high affinity and trigger intracel...

Receptors, GABA - Cell-surface proteins that bind GAMMA-AMINOBUTYRIC ACID with high affinity and trigger changes that ...

Receptors, GABA-A - Cell surface proteins which bind GAMMA-AMINOBUTYRIC ACID and control an integral membrane chloride c...

Receptors, GABA-B - Cell surface proteins which bind GAMMA-AMINOBUTYRIC ACID and influence cells via interactions with G...

Receptors, Galanin - A family of G-protein-coupled receptors that are specific for GALANIN and galanin peptides. They are...

Receptors, Gastrointestinal Hormone - Cell surface proteins that bind gastrointestinal hormones with high affinity and trigger intracellul...

Receptors, Ghrelin - Transmembrane proteins that recognize and bind GHRELIN, a potent stimulator of GROWTH HORMONE secret...

Receptors, Glucagon - Cell surface receptors that bind glucagon with high affinity and trigger intracellular changes which...

Receptors, Glucocorticoid - Cytoplasmic proteins that specifically bind glucocorticoids and mediate their cellular effects. The ...

Receptors, Glutamate - Cell-surface proteins that bind glutamate and trigger changes which influence the behavior of cells....

Receptors, Glycine - Cell surface receptors that bind glycine with high affinity and trigger intracellular changes which ...

Receptors, Gonadotropin - Those protein complexes or molecular sites on the surfaces of gonadal and other sensitive cells that...

Receptors, G-Protein-Coupled - The largest family of cell surface receptors involved in SIGNAL TRANSDUCTION. They share a common st...

Receptors, Granulocyte Colony-Stimulating Factor - Receptors that bind and internalize GRANULOCYTE COLONY-STIMULATING FACTOR. Their MW is believed to b...

Receptors, Granulocyte-Macrophage Colony-Stimulating Factor - Receptors that bind and internalize the granulocyte-macrophage stimulating factor. Their MW is belie...

Receptors, Growth Factor - Cell surface receptors that bind growth or trophic factors with high affinity, triggering intracellu...

Receptors, Guanylate Cyclase-Coupled - A class of cellular membrane receptors that either have an intrinsic guanylate cyclase activity or a...

Receptors, Histamine - Cell-surface proteins that bind histamine and trigger intracellular changes influencing the behavior...

Receptors, Histamine H1 - A class of histamine receptors discriminated by their pharmacology and mode of action. Most histamin...

Receptors, Histamine H2 - A class of histamine receptors discriminated by their pharmacology and mode of action. Histamine H2 ...

Receptors, Histamine H3 - A class of histamine receptors discriminated by their pharmacology and mode of action. Histamine H3 ...

Receptors, HIV - Cellular receptors that bind the human immunodeficiency virus that causes AIDS. Included are CD4 ANT...

Receptors, IgE - Specific molecular sites on the surface of B- and T-lymphocytes which combine with IgEs. Two subclas...

Receptors, IgG - Specific molecular sites on the surface of various cells, including B-lymphocytes and macrophages, t...

Receptors, Immunologic - Cell surface molecules on cells of the immune system that specifically bind surface molecules or mes...

Receptors, Interferon - Specific molecular sites or structures on or in cells with which interferons react or to which they ...

Receptors, Interleukin - Cell surface proteins that bind interleukins and trigger intracellular changes influencing the behav...

Receptors, Interleukin-1 - Cell surface receptors that are specific for INTERLEUKIN-1. Included under this heading are signalin...

Receptors, Interleukin-1 Type I - An interleukin-1 receptor subtype that is involved in signaling cellular responses to INTERLEUKIN-1A...

Receptors, Interleukin-1 Type II - An interleukin-1 receptor subtype that competes with the INTERLEUKIN-1 RECEPTOR TYPE I for binding t...

Receptors, Interleukin-10 - Cell surface receptors for INTERLEUKIN-10. They exist as a tetramer of two alpha chains (INTERLEUKIN...

Receptors, Interleukin-11 - Cell surface receptors that are specific for INTERLEUKIN-11. They consist of heterodimers of the INT...

Receptors, Interleukin-12 - Cell surface receptors for INTERLEUKIN-12. They exist as dimers of beta 1 and beta 2 subunits. Signa...

Receptors, Interleukin-13 - Cell surface receptors for INTERLEUKIN-13. Included under this heading are the INTERLEUKIN-13 RECEPT...

Receptors, Interleukin-15 - Cell surface receptors for INTERLEUKIN-15. They are widely-distributed heterotrimeric proteins consi...

Receptors, Interleukin-16 - Cell surface receptors for INTERLEUKIN-16. Although initial studies have identified CD4 ANTIGENS as ...

Receptors, Interleukin-17 - Cell surface receptors for INTERLEUKIN-17. Several subtypes of receptors have been found, each with ...

Receptors, Interleukin-18 - Cell surface receptors for INTERLEUKIN-18 found on a variety of cell types including MACROPHAGES; NE...

Receptors, Interleukin-2 - Receptors present on activated T-LYMPHOCYTES and B-LYMPHOCYTES that are specific for INTERLEUKIN-2 a...

Receptors, Interleukin-21 - Cell surface receptors for interleukin 21. They are heterodimeric proteins found on DENDRITIC CELLS ...

Receptors, Interleukin-3 - High affinity receptors for INTERLEUKIN-3. They are found on early HEMATOPOIETIC PROGENITOR CELLS; p...

Receptors, Interleukin-4 - Receptors present on a wide variety of hematopoietic and non-hematopoietic cell types that are speci...

Receptors, Interleukin-4, Type I - An interleukin-4 receptor subtype that is found predominantly on hematopoietic cells. It is a hetero...

Receptors, Interleukin-4, Type II - An interleukin receptor subtype found on both hematopoietic and non-hematopoietic cells. It is a mem...

Receptors, Interleukin-5 - Cell surface receptors that are specific for INTERLEUKIN-5. They are heterodimeric proteins consisti...

Receptors, Interleukin-6 - Cell surface receptors that are specific for INTERLEUKIN-6. They are present on T-LYMPHOCYTES, mitog...

Receptors, Interleukin-7 - Cell surface receptors that are specific for INTERLEUKIN-7. They are present on T-LYMPHOCYTES and B-...

Receptors, Interleukin-8 - Cell surface receptors that are specific for INTERLEUKIN-8. Two specific receptor subtypes (type A a...

Receptors, Interleukin-8A - High-affinity G-protein-coupled receptors for INTERLEUKIN-8 present on NEUTROPHILS; MONOCYTES; and B...

Receptors, Interleukin-8B - High-affinity G-protein-coupled receptors for INTERLEUKIN-8 present on NEUTROPHILS; MONOCYTES; and T...

Receptors, Interleukin-9 - A cell surface receptor that specifically mediates the biological effects of INTERLEUKIN-9. The func...

Receptors, Invertebrate Peptide - Cell surface receptors for invertebrate peptide hormones or neuropeptides....

Receptors, Kainic Acid - Cell surface proteins that bind glutamate and directly gate ion channels. Kainic acid receptors were...

Receptors, KIR - A family of receptors found on NK CELLS that have specificity for a variety of HLA ANTIGENS. KIR rec...

Receptors, KIR2DL1 - A KIR receptor that has specificity for HLA-C ANTIGENS. It is an inhibitory receptor that contains D...

Receptors, KIR2DL2 - A KIR receptor that has specificity for HLA-C ANTIGENS. It is an inhibitory receptor that contains D...

Receptors, KIR2DL3 - A KIR receptor that has specificity for HLA-C ANTIGEN. It is an inhibitory receptor that contains D1...

Receptors, KIR2DL4 - A KIR receptor that has specificity for HLA-G antigen. It contains D0 and D2 extracellular immunoglo...

Receptors, KIR2DL5 - An inhibitory KIR receptor that contains D0 and D1 extracellular immunoglobulin-like domains and a l...

Receptors, KIR3DL1 - A KIR receptor that has specificity for HLA-B ANTIGENS. It is an inhibitory receptor that contains D...

Receptors, KIR3DL2 - A KIR receptor that has specificity for HLA-A3 ANTIGEN. It is an inhibitory receptor that contains D...

Receptors, KIR3DS1 - An activating KIR receptor that contains D0, D1, and D2 extracellular immunoglobulin-like domains an...

Receptors, Laminin - Glycoprotein molecules on the surface of cells that react with or bind to laminin whose function all...

Receptors, LDL - Receptors on the plasma membrane of nonhepatic cells that specifically bind LDL. The receptors are l...

Receptors, Leptin - Cell surface receptors for obesity factor (LEPTIN), a hormone secreted by the WHITE ADIPOCYTES. Upon...

Receptors, Leukocyte-Adhesion - Family of proteins associated with the capacity of LEUKOCYTES to adhere to each other and to certain...

Receptors, Leukotriene - Cell-surface receptors that bind LEUKOTRIENES with high affinity and trigger intracellular changes i...

Receptors, Leukotriene B4 - A class of cell surface leukotriene receptors with a preference for leukotriene B4. Leukotriene B4 r...

Receptors, LH - Those protein complexes or molecular sites on the surfaces and cytoplasm of gonadal cells that bind ...

Receptors, LHRH - Receptors with a 6-kDa protein on the surfaces of cells that secrete LUTEINIZING HORMONE or FOLLICLE...

Receptors, Lipoprotein - Cell surface proteins that bind lipoproteins with high affinity. Lipoprotein receptors in the liver ...

Receptors, Lipoxin - Cell surface proteins that bind LIPOXINS with high affinity and trigger intracellular changes influe...

Receptors, Lymphocyte Homing - Cell surface glycoproteins on lymphocytes and other leukocytes that mediate adhesion to specialized ...

Receptors, Lysophosphatidic Acid - A subfamily of lysophospholipid receptors with specificity for LYSOPHOSPHATIDIC ACIDS....

Receptors, Lysophospholipid - A family of G-protein-coupled receptors that bind to specific LYSOPHOSPHOLIPIDS such as lysophosphat...

Receptors, Lysosphingolipid - A subfamily of lysophospholipid receptors with specificity for LYSOSPHINGOLIPIDS such as sphingosine...

Receptors, Mating Factor - A family of pheromone receptors that were initially discovered in SACCHAROMYCES CEREVISIAE as protei...

Receptors, Melanocortin - A family of G-protein-coupled receptors that have specificity for MELANOCYTE-STIMULATING HORMONES an...

Receptors, Melatonin - A family of G-protein-coupled receptors that are specific for and mediate the effects of MELATONIN. ...

Receptors, Metabotropic Glutamate - Cell surface proteins that bind glutamate and act through G-proteins to influence second messenger s...

Receptors, Mineralocorticoid - Cytoplasmic proteins that specifically bind mineralocorticoids and mediate their cellular effects. T...

Receptors, Mitogen - Glycoprotein molecules on the surface of B- and T-lymphocytes, that react with molecules of antilymp...

Receptors, Muscarinic - One of the two major classes of cholinergic receptors. Muscarinic receptors were originally defined ...

Receptors, N-Acetylglucosamine - Cell surface receptors that bind to ACETYLGLUCOSAMINE....

Receptors, Natural Cytotoxicity Triggering - A subclass of natural killer cell receptors that perform an important role in the recognition of tum...

Receptors, Natural Killer Cell - Receptors that are specifically found on the surface of NATURAL KILLER CELLS. They play an important...

Receptors, Nerve Growth Factor - Cell surface receptors that bind NERVE GROWTH FACTOR; (NGF) and a NGF-related family of neurotrophic...

Receptors, Neurokinin-1 - A class of cell surface receptors for tachykinins with a preference for substance P. Neurokinin-1 (N...

Receptors, Neurokinin-2 - A class of cell surface receptors for tachykinins that prefers neurokinin A; (NKA, substance K, neur...

Receptors, Neurokinin-3 - A class of cell surface receptors for tachykinins that prefers neurokinin B (neurokinin beta, neurom...

Receptors, Neuropeptide - Cell surface receptors that bind specific neuropeptides with high affinity and trigger intracellular...

Receptors, Neuropeptide Y - Cell surface proteins that bind neuropeptide Y with high affinity and trigger intracellular changes ...

Receptors, Neurotensin - Cell surface proteins that bind neurotensin with high affinity and trigger intracellular changes whi...

Receptors, Neurotransmitter - Cell surface receptors that bind signalling molecules released by neurons and convert these signals ...

Receptors, Nicotinic - One of the two major classes of cholinergic receptors. Nicotinic receptors were originally distingui...

Receptors, NK Cell Lectin-Like - Stucturally-related receptors that are typically found on NATURAL KILLER CELLS. They are considered ...

Receptors, N-Methyl-D-Aspartate - A class of ionotropic glutamate receptors characterized by affinity for N-methyl-D-aspartate. NMDA r...

Receptors, Notch - A family of conserved cell surface receptors that contain EPIDERMAL GROWTH FACTOR repeats in their e...

Receptors, Odorant - Proteins, usually projecting from the cilia of olfactory receptor neurons, that specifically bind od...

Receptors, Oncostatin M - Cell surface receptors with specificity for ONCOSTATIN M. Two subtypes of receptors have been identi...

Receptors, Oncostatin M, Type II - A subtype of oncostatin receptors that are formed by dimerization of ONCOSTATIN M RECEPTOR BETA SUBU...

Receptors, Opioid - Cell membrane proteins that bind opioids and trigger intracellular changes which influence the behav...

Receptors, Opioid, delta - A class of opioid receptors recognized by its pharmacological profile. Delta opioid receptors bind e...

Receptors, Opioid, kappa - A class of opioid receptors recognized by its pharmacological profile. Kappa opioid receptors bind d...

Receptors, Opioid, mu - A class of opioid receptors recognized by its pharmacological profile. Mu opioid receptors bind, in ...

Receptors, OSM-LIF - Cell surface receptors formed from the dimerization of LIF RECEPTOR ALPHA SUBUNIT with CYTOKINE RECE...

Receptors, OX40 - A tumor necrosis family receptor with specificity for OX40 LIGAND. It is found on the surface of act...

Receptors, Oxidized LDL - A group of cell-surface receptors for oxidatively modified LOW-DENSITY LIPOPROTEINS. The group inclu...

Receptors, Oxytocin - Cell surface proteins that bind oxytocin with high affinity and trigger intracellular changes which ...

Receptors, Pancreatic Hormone - Cell surface proteins that bind pancreatic hormones with high affinity and trigger intracellular cha...

Receptors, Parathyroid Hormone - Cell surface proteins that bind PARATHYROID HORMONE with high affinity and trigger intracellular cha...

Receptors, Pattern Recognition - A large family of cell surface receptors that bind conserved molecular structures present in pathoge...

Receptors, Peptide - Cell surface receptors that bind peptide messengers with high affinity and regulate intracellular si...

Receptors, Phencyclidine - Specific sites or molecular structures on cell membranes or in cells with which phencyclidine reacts...

Receptors, Pheromone - Cell surface receptors that respond to PHEROMONES....

Receptors, Phospholipase A2 - Cell surface receptors that bind to and internalize SECRETED PHOSPHOLIPASES A2. Although primarily a...

Receptors, Pituitary Adenylate Cyclase-Activating Polypeptide - A family of G-protein-coupled receptors that share significant homology with GLUCAGON RECEPTORS. The...

Receptors, Pituitary Adenylate Cyclase-Activating Polypeptide, Type I - A pituitary adenylate cyclase-activating peptide receptor subtype that is found in the HYPOTHALAMUS;...

Receptors, Pituitary Hormone - Cell surface proteins that bind pituitary hormones with high affinity and trigger intracellular chan...

Receptors, Pituitary Hormone-Regulating Hormone - Cell surface receptors that bind the hypothalamic hormones regulating pituitary cell differentiation...

Receptors, Platelet-Derived Growth Factor - Specific receptors on cell membranes that react with PLATELET-DERIVED GROWTH FACTOR, its analogs, or...

Receptors, Polymeric Immunoglobulin - Specialized Fc receptors (RECEPTORS, FC) for polymeric immunoglobulins, which mediate transcytosis o...

Receptors, Presynaptic - Neurotransmitter receptors located on or near presynaptic terminals or varicosities. Presynaptic rec...

Receptors, Progesterone - Specific proteins found in or on cells of progesterone target tissues that specifically combine with...

Receptors, Prolactin - Labile proteins on or in prolactin-sensitive cells that bind prolactin initiating the cells' physiol...

Receptors, Prostaglandin - Cell surface receptors that bind prostaglandins with high affinity and trigger intracellular changes...

Receptors, Prostaglandin E - Cell surface receptors which bind prostaglandins with a high affinity and trigger intracellular chan...

Receptors, Proteinase-Activated - A class of receptors that are activated by the action of PROTEINASES. The most notable examples are ...

Receptors, Purinergic - Cell surface proteins that bind PURINES with high affinity and trigger intracellular changes which i...

Receptors, Purinergic P1 - A class of cell surface receptors that prefers ADENOSINE to other endogenous purines. Purinergic P1 ...

Receptors, Purinergic P2 - A class of cell surface receptors for purines that prefer ATP or ADP over adenosine. P2 purinergic r...

Receptors, Retinoic Acid - Proteins in the nucleus or cytoplasm that specifically bind RETINOIC ACID or RETINOL and trigger cha...

Receptors, Scavenger - A large group of structurally diverse cell surface receptors that mediate endocytic uptake of modifi...

Receptors, Serotonin - Cell-surface proteins that bind SEROTONIN and trigger intracellular changes which influence the beha...

Receptors, Serotonin, 5-HT1 - A subclass of G-protein coupled SEROTONIN receptors that couple preferentially to GI-GO G-PROTEINS r...

Receptors, Serotonin, 5-HT2 - A subclass of G-protein coupled SEROTONIN receptors that couple preferentialy to the GQ-G11 G-PROTEI...

Receptors, Serotonin, 5-HT3 - A subclass of serotonin receptors that form cation channels and mediate signal transduction by depol...

Receptors, Serotonin, 5-HT4 - A subtype of G-protein-coupled SEROTONIN receptors that preferentially couple to GS STIMULATORY G-PR...

Receptors, sigma - A class of cell surface receptors recognized by its pharmacological profile. Sigma receptors were or...

Receptors, Somatomedin - Cell surface receptors that bind somatomedins and trigger intracellular changes which influence the ...

Receptors, Somatostatin - Cell surface proteins that bind somatostatin and trigger intracellular changes which influence the b...

Receptors, Somatotropin - Cell surface proteins that bind GROWTH HORMONE with high affinity and trigger intracellular changes ...

Receptors, Steroid - Proteins found usually in the cytoplasm or nucleus that specifically bind steroid hormones and trigg...

Receptors, Tachykinin - Cell surface proteins that bind tachykinins with high affinity and trigger intracellular changes inf...

Receptors, Thrombin - A family of proteinase-activated receptors that are specific for THROMBIN. They are found primarily ...

Receptors, Thrombopoietin - Cell surface receptors that are specific for THROMBOPOIETIN. They signal through interaction with JA...

Receptors, Thromboxane - Cell surface proteins that bind THROMBOXANES with high affinity and trigger intracellular changes in...

Receptors, Thromboxane A2, Prostaglandin H2 - A subclass of eicosanoid receptors that have specificity for THROMBOXANE A2 and PROSTAGLANDIN H2....

Receptors, Thyroid Hormone - Specific high affinity binding proteins for THYROID HORMONES in target cells. They are usually found...

Receptors, Thyrotropin - Cell surface proteins that bind pituitary THYROTROPIN (also named thyroid stimulating hormone or TSH...

Receptors, Thyrotropin-Releasing Hormone - Cell surface receptors that bind thyrotropin releasing hormone (TRH) with high affinity and trigger ...

Receptors, TIE - A family of structurally-related tyrosine kinase receptors that are expressed predominantly in ENDOT...

Receptors, TNF-Related Apoptosis-Inducing Ligand - Tumor necrosis factor receptor family members that are widely expressed and play a role in regulatio...

Receptors, Transferrin - Membrane glycoproteins found in high concentrations on iron-utilizing cells. They specifically bind ...

Receptors, Transforming Growth Factor beta - Cell-surface proteins that bind transforming growth factor beta and trigger changes influencing the ...

Receptors, Tumor Necrosis Factor - Cell surface receptors that bind TUMOR NECROSIS FACTORS and trigger changes which influence the beha...

Receptors, Tumor Necrosis Factor, Member 10c - A secreted tumor necrosis factor receptor family member that has specificity for TNF-RELATED APOPTOS...

Receptors, Tumor Necrosis Factor, Member 14 - A novel member of the tumor-necrosis factor receptor family that can also mediate HERPES SIMPLEX VIR...

Receptors, Tumor Necrosis Factor, Member 25 - A tumor necrosis factor receptor subtype with specificity for TUMOR NECROSIS FACTOR LIGAND SUPERFAMI...

Receptors, Tumor Necrosis Factor, Member 6b - A secreted tumor necrosis factor receptor family member that has specificity FAS LIGAND and TUMOR NE...

Receptors, Tumor Necrosis Factor, Type I - A tumor necrosis factor receptor subtype that has specificity for TUMOR NECROSIS FACTOR ALPHA and LY...

Receptors, Tumor Necrosis Factor, Type II - A tumor necrosis factor receptor subtype that is expressed primarily in IMMUNE SYSTEM cells. It has ...

Receptors, Urokinase Plasminogen Activator - An extracellular receptor specific for UROKINASE-TYPE PLASMINOGEN ACTIVATOR. It is attached to the c...

Receptors, Vascular Endothelial Growth Factor - A family of closely related RECEPTOR PROTEIN-TYROSINE KINASES that bind vascular endothelial growth ...

Receptors, Vasoactive Intestinal Peptide - Cell surface proteins that bind VASOACTIVE INTESTINAL PEPTIDE; (VIP); with high affinity and trigger...

Receptors, Vasoactive Intestinal Peptide, Type II - A pituitary adenylate cyclase-activating peptide receptor subtype found in LYMPHOCYTES. It binds bot...

Receptors, Vasoactive Intestinal Polypeptide, Type I - A pituitary adenylate cyclase-activating polypeptide receptor subtype that binds both PACAP and VASO...

Receptors, Vasopressin - Specific molecular sites or proteins on or in cells to which VASOPRESSINS bind or interact in order ...

Receptors, Very Late Antigen - Members of the integrin family appearing late after T-cell activation. They are a family of proteins...

Receptors, Virus - Specific molecular components of the cell capable of recognizing and interacting with a virus, and w...

Receptors, Vitronectin - Receptors such as INTEGRIN ALPHAVBETA3 that bind VITRONECTIN with high affinity and play a role in c...

Recognition (Psychology) - The knowledge or perception that someone or something present has been previously encountered....

Recombinant Fusion Proteins - Recombinant proteins produced by the GENETIC TRANSLATION of fused genes formed by the combination of...

Recombinant Proteins - Proteins prepared by recombinant DNA technology....

Recombinases - A broad category of enzymes that are involved in the process of GENETIC RECOMBINATION....

Recombination, Genetic - Production of new arrangements of DNA by various mechanisms such as assortment and segregation, CROS...

Reconstructive Surgical Procedures - Procedures used to reconstruct, restore, or improve defective, damaged, or missing structures....

Records as Topic - The commitment in writing, as authentic evidence, of something having legal importance. The concept ...

Recoverin - A neuronal calcium-sensor protein that is found in ROD PHOTORECEPTORS and CONE PHOTORECEPTORS. It in...

Recovery of Function - A partial or complete return to the normal or proper physiologic activity of an organ or part follow...

Recovery Room - Hospital unit providing continuous monitoring of the patient following anesthesia....

RecQ Helicases - A family of structurally-related DNA helicases that play an essential role in the maintenance of gen...

Recreation - Activity engaged in for pleasure....

Recreation Therapy - The enhancement of physical, cognitive, emotional and social skills so an individual may participate...

Recruitment Detection, Audiologic - Tests for measuring loudness recruitment....

Recruitment, Neurophysiological - The spread of response if stimulation is prolonged. (Campbell's Psychiatric Dictionary, 8th ed.)...

Rectal Diseases - Pathological developments in the RECTUM region of the large intestine (INTESTINE, LARGE)....

Rectal Fistula - An abnormal anatomical passage connecting the RECTUM to the outside, with an orifice at the site of ...

Rectal Neoplasms - Tumors or cancer of the RECTUM....

Rectal Prolapse - Protrusion of the rectal mucous membrane through the anus. There are various degrees: incomplete wit...

Rectocele - A hernial protrusion of part of the rectum into the vagina. (Dorland, 28th ed)...

Rectovaginal Fistula - An abnormal anatomical passage between the RECTUM and the VAGINA....

Rectum - The distal segment of the LARGE INTESTINE, between the SIGMOID COLON and the ANAL CANAL....

Rectus Abdominis - A long flat muscle that extends along the whole length of both sides of the abdomen. It flexes the v...

Recurrence - The return of a sign, symptom, or disease after a remission....

Recurrent Laryngeal Nerve - Branches of the vagus (tenth cranial) nerve. The recurrent laryngeal nerves originate more caudally ...

Red Cross - International collective of humanitarian organizations led by volunteers and guided by its Congressi...

Red Nucleus - A pinkish-yellow portion of the midbrain situated in the rostral mesencephalic tegmentum. It receive...

Red-Cell Aplasia, Pure - Suppression of erythropoiesis with little or no abnormality of leukocyte or platelet production....

Reducing Agents - Materials that add an electron to an element or compound, that is, decrease the positiveness of its ...

Reduviidae - A family of winged insects of the suborder HETEROPTERA, called assassin bugs, because most prey on o...

Reed-Sternberg Cells - Large cells, usually multinucleate, whose presence is a common histologic characteristic of classica...

Refeeding Syndrome - A condition of metabolic imbalance that is caused by complications of initially feeding a severely m...

Reference Books - Books designed by the arrangement and treatment of their subject matter to be consulted for definite...

Reference Books, Medical - Books in the field of medicine intended primarily for consultation....

Reference Standards - A basis of value established for the measure of quantity, weight, extent or quality, e.g. weight sta...

Reference Values - The range or frequency distribution of a measurement in a population (of organisms, organs or things...

Referral and Consultation - The practice of sending a patient to another program or practitioner for services or advice which th...

Reflex - An involuntary movement or exercise of function in a part, excited in response to a stimulus applied...

Reflex Sympathetic Dystrophy - A syndrome characterized by severe burning pain in an extremity accompanied by sudomotor, vasomotor,...

Reflex, Abdominal - Contractions of the abdominal muscles upon stimulation of the skin (superficial abdominal reflex) or...

Reflex, Abnormal - An abnormal response to a stimulus applied to the sensory components of the nervous system. This may...

Reflex, Acoustic - Intra-aural contraction of tensor tympani and stapedius in response to sound....

Reflex, Babinski - An abnormal reflex consisting of dorsiflexion of the great toe and abduction of the other toes in re...

Reflex, Monosynaptic - A reflex in which the AFFERENT NEURONS synapse directly on the EFFERENT NEURONS, without any INTERCA...

Reflex, Oculocardiac - Change of heartbeat induced by pressure on the eyeball, manipulation of extraocular muscles, or pres...

Reflex, Pupillary - Constriction of the pupil in response to light stimulation of the retina. It refers also to any refl...

Reflex, Stretch - Reflex contraction of a muscle in response to stretching, which stimulates muscle proprioceptors....

Reflex, Vestibulo-Ocular - A reflex wherein impulses are conveyed from the cupulas of the SEMICIRCULAR CANALS and from the OTOL...

Reflexotherapy - Treatment of some morbid condition by producing a reflex action, as in the household treatment of no...

Refraction, Ocular - Refraction of LIGHT effected by the media of the EYE....

Refractive Errors - Deviations from the average or standard indices of refraction of the eye through its dioptric or ref...

Refractive Surgical Procedures - Surgical procedures employed to correct REFRACTIVE ERRORS such as MYOPIA; HYPEROPIA; or ASTIGMATISM....

Refractometry - Measurement of the index of refraction (the ratio of the velocity of light or other radiation in the...

Refractory Period, Electrophysiological - The period of time following the triggering of an ACTION POTENTIAL when the CELL MEMBRANE has change...

Refractory Period, Psychological - A delayed response interval occurring when two stimuli are presented in close succession....

Refsum Disease - An autosomal recessive familial disorder that usually presents in childhood with POLYNEUROPATHY; SEN...

Refsum Disease, Infantile - An early onset form of phytanic acid storage disease with clinical and biochemical signs different f...

Refugees - Persons fleeing to a place of safety, especially those who flee to a foreign country or power to esc...

Refusal to Participate - Refusal to take part in activities or procedures that are requested or expected of an individual. Th...

Refusal to Treat - Refusal of the health professional to initiate or continue treatment of a patient or group of patien...

Refuse Disposal - The discarding or destroying of garbage, sewage, or other waste matter or its transformation into so...

Regeneration - The physiological renewal, repair, or replacement of tissue....

Regenerative Medicine - A field of medicine concerned with developing and using strategies aimed at repair or replacement of...

Regional Blood Flow - The flow of BLOOD through or around an organ or region of the body....

Regional Health Planning - Planning for health resources at a regional or multi-state level....

Regional Medical Programs - Coordination of activities and programs among health care institutions within defined geographic are...

Registries - The systems and processes involved in the establishment, support, management, and operation of regis...

Regression (Psychology) - A return to earlier, especially to infantile, patterns of thought or behavior, or stage of functioni...

Regression Analysis - Procedures for finding the mathematical function which best describes the relationship between a dep...

Regulatory Elements, Transcriptional - Nucleotide sequences of a gene that are involved in the regulation of GENETIC TRANSCRIPTION....

Regulatory Sequences, Nucleic Acid - Nucleic acid sequences involved in regulating the expression of genes....

Regulatory Sequences, Ribonucleic Acid - Sequences within RNA that regulate the processing, stability (RNA STABILITY) or translation (TRANSLA...

Regulon - In eukaryotes, a genetic unit consisting of a noncontiguous group of genes under the control of a si...

Regurgitation, Gastric - GASTROESOPHAGEAL REFLUX wherein the retrograde flow passes through the UPPER ESOPHAGEAL SPHINCTER...

Rehabilitation - Restoration of human functions to the maximum degree possible in a person or persons suffering from ...

Rehabilitation Centers - Facilities which provide programs for rehabilitating the mentally or physically disabled individuals...

Rehabilitation Nursing - The diagnosis and treatment of human responses of individuals and groups to actual or potential heal...

Rehabilitation of Hearing Impaired - Procedures for assisting a person with a hearing disorder to maximum comprehension in communication....

Rehabilitation of Speech and Language Disorders - Procedures for assisting a person with a speech or language disorder to communicate with maximum eff...

Rehabilitation, Vocational - Training of the mentally or physically disabled in work skills so they may be returned to regular em...

Rehmannia - A plant genus of the family SCROPHULARIACEAE. Members contain catapol, rehmannin and ALKALOIDS....

Rehydration Solutions - Fluids restored to the body in order to maintain normal water-electrolyte balance....

Reimbursement Mechanisms - Processes or methods of reimbursement for services rendered or equipment....

Reimbursement, Disproportionate Share - Payments that include adjustments to reflect the costs of uncompensated care and higher costs for in...

Reimbursement, Incentive - A scheme which provides reimbursement for the health services rendered, generally by an institution,...

Reindeer - A genus of deer, Rangifer, that inhabits the northern parts of Europe, Asia, and America. Caribou is...

Reinforcement (Psychology) - The strengthening of a conditioned response....

Reinforcement Schedule - A schedule prescribing when the subject is to be reinforced or rewarded in terms of temporal interva...

Reinforcement, Social - The strengthening of a response with a social reward such as a nod of approval, a parent's love or a...

Reinforcement, Verbal - Use of word stimulus to strengthen a response during learning....

Reishi - A mushroom, Ganoderma lucidum, of the POLYPORALES order of basidiomycetous fungi. It has long been u...

Rejection (Psychology) - Non-acceptance, negative attitudes, hostility or excessive criticism of the individual which may pre...

Rejuvenation - The phenomenon of youthfulness, vitality, and freshness being restored. This can apply to appearance...

Relapsing Fever - An acute infection characterized by recurrent episodes of PYREXIA alternating with asymptomatic inte...

Relative Biological Effectiveness - The ratio of radiation dosages required to produce identical change based on a formula comparing oth...

Relative Value Scales - Coded listings of physician or other professional services using units that indicate the relative va...

Relaxation - Activity which reduces the feelings of tension and the effects of STRESS, PHYSIOLOGICAL....

Relaxation Therapy - Treatment to improve one's health condition by using techniques that can reduce PHYSIOLOGICAL STRESS...

Relaxin - A water-soluble polypeptide (molecular weight approximately 8,000) extractable from the corpus luteu...

Relief Work - Assistance, such as money, food, or shelter, given to the needy, aged, or victims of disaster. It is...

Religion - A set of beliefs concerning the nature, cause, and purpose of the universe, especially when consider...

Religion and Medicine - The interrelationship of medicine and religion....

Religion and Psychology - The interrelationship of psychology and religion....

Religious Philosophies - Sets of beliefs on the nature of the universe or Man, practiced as a religion....

REM Sleep Behavior Disorder - A disorder characterized by episodes of vigorous and often violent motor activity during REM sleep (...

REM Sleep Parasomnias - Abnormal behavioral or physiologic events that are associated with REM sleep, including REM SLEEP BE...

Remedial Teaching - Specialized instruction for students deviating from the expected norm....

Reminder Systems - Systems used to prompt or aid the memory. The systems can be computerized reminders, color coding, t...

Remission Induction - Therapeutic act or process that initiates a response to a complete or partial remission level....

Remission, Spontaneous - A spontaneous diminution or abatement of a disease over time, without formal treatment....

Remote Consultation - Consultation via remote telecommunications, generally for the purpose of diagnosis or treatment of a...

Remoxipride - An antipsychotic agent that is specific for dopamine D2 receptors. It has been shown to be effective...

Renal Agents - Drugs used for their effects on the kidneys' regulation of body fluid composition and volume. The mo...

Renal Aminoacidurias - A group of inherited kidney disorders characterized by the abnormally elevated levels of AMINO ACIDS...

Renal Artery - A branch of the abdominal aorta which supplies the kidneys, adrenal glands and ureters....

Renal Artery Obstruction - Narrowing or occlusion of the RENAL ARTERY or arteries. It is due usually to ATHEROSCLEROSIS; FIBROM...

Renal Blood Flow, Effective - The amount of the RENAL BLOOD FLOW that is going to the functional renal tissue, i.e., parts of the ...

Renal Circulation - The circulation of the BLOOD through the vessels of the KIDNEY....

Renal Colic - A severe pain in the lower back radiating to the groin, scrotum, and labia which is most commonly ca...

Renal Dialysis - Therapy for the insufficient cleansing of the BLOOD by the kidneys based on dialysis and including h...

Renal Insufficiency - Conditions in which the KIDNEYS perform below the normal level in the ability to remove wastes, conc...

Renal Insufficiency, Acute - Conditions in which the function of KIDNEYS deteriorates suddenly in a matter of days or even hours....

Renal Insufficiency, Chronic - Conditions in which the KIDNEYS perform below the normal level for more than three months. Chronic k...

Renal Osteodystrophy - Decalcification of bone or abnormal bone development due to chronic KIDNEY DISEASES, in which 1,25-D...

Renal Plasma Flow - The amount of PLASMA that perfuses the KIDNEYS per unit time, approximately 10% greater than effecti...

Renal Plasma Flow, Effective - The amount of PLASMA flowing to the parts of the KIDNEY that function in the production of urine. It...

Renal Replacement Therapy - Procedures which temporarily or permanently remedy insufficient cleansing of body fluids by the kidn...

Renal Tubular Transport, Inborn Errors - Genetic defects in the selective or non-selective transport functions of the KIDNEY TUBULES....

Renal Veins - Short thick veins which return blood from the kidneys to the vena cava....

Renilla - A genus of bioluminescent marine invertebrates in the family Renillidae, order Pennatulacea, class A...

Renin - A highly specific (Leu-Leu) endopeptidase that generates ANGIOTENSIN I from its precursor ANGIOTENSI...

Renin-Angiotensin System - A BLOOD PRESSURE regulating system of interacting components that include RENIN; ANGIOTENSINOGEN; A...

Reoperation - A repeat operation for the same condition in the same patient due to disease progression or recurren...

Reoviridae - A family of unenveloped RNA viruses with cubic symmetry. The twelve genera include ORTHOREOVIRUS; OR...

Reoviridae Infections - Infections produced by reoviruses, general or unspecified....

Reperfusion - Restoration of blood supply to tissue which is ischemic due to decrease in normal blood supply. The ...

Reperfusion Injury - Adverse functional, metabolic, or structural changes in ischemic tissues resulting from the restorat...

Repetitive Sequences, Amino Acid - A sequential pattern of amino acids occurring more than once in the same protein sequence....

Repetitive Sequences, Nucleic Acid - Sequences of DNA or RNA that occur in multiple copies. There are several types: INTERSPERSED REPETIT...

Replantation - Restoration of an organ or other structure to its original site....

Replica Techniques - Methods of preparing tissue specimens for visualization using an electron microscope, usually a scan...

Replication Origin - A unique DNA sequence of a replicon at which DNA REPLICATION is initiated and proceeds bidirectional...

Replication Protein A - A single-stranded DNA-binding protein that is found in EUKARYOTIC CELLS. It is required for DNA REPL...

Replication Protein C - A DNA-binding protein that consists of 5 polypeptides and plays an essential role in DNA REPLICATION...

Replicon - Any DNA sequence capable of independent replication or a molecule that possesses a REPLICATION ORIGI...

Repression - The active mental process of keeping out and ejecting, banishing from consciousness, ideas or impuls...

Repression-Sensitization - Defense mechanisms involving approach and avoidance responses to threatening stimuli. The sensitizin...

Repressor Proteins - Proteins which maintain the transcriptional quiescence of specific GENES or OPERONS. Classical repre...

Reproducibility of Results - The statistical reproducibility of measurements (often in a clinical context), including the testing...

Reproduction - The total process by which organisms produce offspring. (Stedman, 25th ed)...

Reproduction, Asexual - Reproduction without fusion of two types of cells, mostly found in ALGAE; FUNGI; and PLANTS. Asexual...

Reproductive and Urinary Physiological Phenomena - Physiology of the human and animal body, male or female, in the processes and characteristics of REP...

Reproductive Behavior - Human behavior or decision related to REPRODUCTION....

Reproductive Control Agents - Substances used either in the prevention or facilitation of pregnancy....

Reproductive Health Services - Health care services related to human REPRODUCTION and diseases of the reproductive system. Services...

Reproductive History - An important aggregate factor in epidemiological studies of women's health. The concept usually incl...

Reproductive Medicine - A medical-surgical specialty concerned with the morphology, physiology, biochemistry, and pathology ...

Reproductive Physiological Phenomena - Physiological processes, factors, properties and characteristics pertaining to REPRODUCTION....

Reproductive Physiological Processes - Physiological activities and functions that pertain to REPRODUCTION....

Reproductive Rights - Reproductive rights rest on the recognition of the basic right of all couples and individuals to dec...

Reproductive Techniques - Methods pertaining to the generation of new individuals, including techniques used in selective BREE...

Reproductive Techniques, Assisted - Clinical and laboratory techniques used to enhance fertility in humans and animals....

Reptiles - Cold-blooded, air-breathing VERTEBRATES belonging to the class Reptilia, usually covered with extern...

Reptilian Proteins - Proteins obtained from species of REPTILES....

Republic of Korea - The capital is Seoul. The country, established September 9, 1948, is located on the southern part of...

Rescue Work - Activities devoted to freeing persons or animals from danger to life or well-being in accidents, fir...

Research - Critical and exhaustive investigation or experimentation, having for its aim the discovery of new fa...

Research Design - A plan for collecting and utilizing data so that desired information can be obtained with sufficient...

Research Embryo Creation - The creation of embryos specifically for research purposes....

Research Personnel - Those individuals engaged in research....

Research Subjects - Persons who are enrolled in research studies or who are otherwise the subjects of research....

Research Support as Topic - Financial support of research activities....

Research Support, N.I.H., Extramural - A designation for publications of research resulting from extramural research funded by the National...

Research Support, N.I.H., Intramural - A designation for publications of research resulting from intramural research at the National Instit...

Researcher-Subject Relations - Interaction between research personnel and research subjects....

Resedaceae - A plant family of the order Capparales, subclass Dilleniidae, class Magnoliopsida. It is a small fam...

Reserpine - An alkaloid found in the roots of Rauwolfia serpentina and R. vomitoria. Reserpine inhibits the upta...

Residence Characteristics - Elements of residence that characterize a population. They are applicable in determining need for an...

Residential Facilities - Long-term care facilities which provide supervision and assistance in activities of daily living wit...

Residential Mobility - Frequent change of residence, either in the same city or town, or between cities, states or communit...

Residential Treatment - A specialized residential treatment program for behavior disorders including substance abuse. It may...

Residual Volume - The volume of air remaining in the LUNGS at the end of a maximal expiration. Common abbreviation is ...

Resilience, Psychological - The human ability to adapt in the face of tragedy, trauma, adversity, hardship, and ongoing signific...

Resin Cements - Dental cements composed either of polymethyl methacrylate or dimethacrylate, produced by mixing an a...

Resins, Plant - Flammable, amorphous, vegetable products of secretion or disintegration, usually formed in special c...

Resins, Synthetic - Polymers of high molecular weight which at some stage are capable of being molded and then harden to...

Resistance Training - A type of strength-building exercise program that requires the body muscle to exert a force against ...

Resistin - A 12-kDa cysteine-rich polypeptide hormone secreted by FAT CELLS in the ADIPOSE TISSUE. It is the fo...

Resource Allocation - Societal or individual decisions about the equitable distribution of available resources....

Resource Guides - Works listing and describing various sources of information, from multiple media or in different for...

Respiration - The act of breathing with the LUNGS, consisting of INHALATION, or the taking into the lungs of the a...

Respiration Disorders - Diseases of the respiratory system in general or unspecified or for a specific respiratory disease n...

Respiration, Artificial - Any method of artificial breathing that employs mechanical or non-mechanical means to force the air ...

Respiratory Aspiration - Breathing in liquid or solids, such as stomach contents, into the RESPIRATORY TRACT. When this cause...

Respiratory Burst - A large increase in oxygen uptake by neutrophils and most types of tissue macrophages through activa...

Respiratory Care Units - The hospital unit in which patients with respiratory conditions requiring special attention receive ...

Respiratory Dead Space - That part of the RESPIRATORY TRACT or the air within the respiratory tract that does not exchange OX...

Respiratory Distress Syndrome, Adult - A syndrome characterized by progressive life-threatening RESPIRATORY INSUFFICIENCY in the absence of...

Respiratory Distress Syndrome, Newborn - A condition of the newborn marked by DYSPNEA with CYANOSIS, heralded by such prodromal signs as dila...

Respiratory Function Tests - Measurement of the various processes involved in the act of respiration: inspiration, expiration, ox...

Respiratory Hypersensitivity - A form of hypersensitivity affecting the respiratory tract. It includes ASTHMA and RHINITIS, ALLERGI...

Respiratory Insufficiency - Failure to adequately provide oxygen to cells of the body and to remove excess carbon dioxide from t...

Respiratory Mechanics - The physical or mechanical action of the LUNGS; DIAPHRAGM; RIBS; and CHEST WALL during respiration. ...

Respiratory Mucosa - The mucous membrane lining the RESPIRATORY TRACT, including the NASAL CAVITY; the LARYNX; the TRACHE...

Respiratory Muscles - These include the muscles of the DIAPHRAGM and the INTERCOSTAL MUSCLES....

Respiratory Paralysis - Complete or severe weakness of the muscles of respiration. This condition may be associated with MOT...

Respiratory Physiological Phenomena - Physiological processes and properties of the RESPIRATORY SYSTEM as a whole or of any of its parts....

Respiratory Physiological Processes - Biological actions and events that support the functions of the RESPIRATORY SYSTEM....

Respiratory Protective Devices - Respirators to protect individuals from breathing air contaminated with harmful dusts, fogs, fumes, ...

Respiratory Rate - The number of times an organism breathes with the lungs (RESPIRATION) per unit time, usually per min...

Respiratory Sounds - Noises, normal and abnormal, heard on auscultation over any part of the RESPIRATORY TRACT....

Respiratory Syncytial Virus Infections - Pneumovirus infections caused by the RESPIRATORY SYNCYTIAL VIRUSES. Humans and cattle are most affec...

Respiratory Syncytial Virus Vaccines - Vaccines or candidate vaccines used to prevent infection with RESPIRATORY SYNCYTIAL VIRUSES....

Respiratory Syncytial Virus, Bovine - A species of PNEUMOVIRUS causing an important respiratory infection in cattle. Symptoms include feve...

Respiratory Syncytial Virus, Human - The type species of PNEUMOVIRUS and an important cause of lower respiratory disease in infants and y...

Respiratory Syncytial Viruses - A group of viruses in the PNEUMOVIRUS genus causing respiratory infections in various mammals. Human...

Respiratory System - The tubular and cavernous organs and structures, by means of which pulmonary ventilation and gas exc...

Respiratory System Abnormalities - Congenital structural abnormalities of the respiratory system....

Respiratory System Agents - Drugs used for their effects on the respiratory system....

Respiratory Therapy - Care of patients with deficiencies and abnormalities associated with the cardiopulmonary system. It ...

Respiratory Therapy Department, Hospital - Hospital department which is responsible for the administration of diagnostic pulmonary function tes...

Respiratory Tract Fistula - An abnormal passage communicating between any component of the respiratory tract or between any part...

Respiratory Tract Infections - Invasion of the host RESPIRATORY SYSTEM by microorganisms, usually leading to pathological processes...

Respiratory Transport - The processes of diffusion across the BLOOD-AIR BARRIER, and the chemical reactions coupled with dif...

Respiratory-Gated Imaging Techniques - Timing the acquisition of imaging data to specific points in the breathing cycle to minimize image b...

Respirovirus - A genus of the family PARAMYXOVIRIDAE (subfamily PARAMYXOVIRINAE) where all the virions have both HE...

Respirovirus Infections - Infections with viruses of the genus RESPIROVIRUS, family PARAMYXOVIRIDAE. Host cell infection occur...

Respite Care - Patient care provided in the home or institution intermittently in order to provide temporary relief...

Response Elements - Nucleotide sequences, usually upstream, which are recognized by specific regulatory transcription fa...

Rest - Freedom from activity....

Restless Legs Syndrome - A disorder characterized by aching or burning sensations in the lower and rarely the upper extremiti...

Restraint, Physical - Use of a device for the purpose of controlling movement of all or part of the body. Splinting and ca...

Restriction Mapping - Use of restriction endonucleases to analyze and generate a physical map of genomes, genes, or other ...

Resuscitation - The restoration to life or consciousness of one apparently dead. (Dorland, 27th ed)...

Resuscitation Orders - Instructions issued by a physician pertaining to the institution, continuation, or withdrawal of lif...

Rete Testis - The network of channels formed at the termination of the straight SEMINIFEROUS TUBULES in the medias...

Retention (Psychology) - The persistence to perform a learned behavior (facts or experiences) after an interval has elapsed i...

Reticular Formation - A region extending from the PONS & MEDULLA OBLONGATA through the MESENCEPHALON, characterized by a d...

Reticulin - A scleroprotein fibril consisting mostly of type III collagen. Reticulin fibrils are extremely thin,...

Reticulocyte Count - The number of RETICULOCYTES per unit volume of BLOOD. The values are expressed as a percentage of th...

Reticulocytes - Immature ERYTHROCYTES. In humans, these are ERYTHROID CELLS that have just undergone extrusion of th...

Reticulocytosis - An increase in circulating RETICULOCYTES, which is among the simplest and most reliable signs of acc...

Reticuloendotheliosis virus - A species in the group RETICULOENDOTHELIOSIS VIRUSES, AVIAN of the genus GAMMARETROVIRUS that causes...

Reticuloendotheliosis Viruses, Avian - A group of viruses in the genus GAMMARETROVIRUS comprising a few isolates from birds, with no known ...

Reticuloendotheliosis, Avian - A group of pathologic syndromes found in avian species caused by RETICULOENDOTHELIOSIS VIRUS. The di...

Reticulum - The second stomach of ruminants. It lies almost in the midline in the front of the abdomen, in conta...

Retina - The ten-layered nervous tissue membrane of the eye. It is continuous with the OPTIC NERVE and receiv...

Retinal Artery - Central retinal artery and its branches. It arises from the ophthalmic artery, pierces the optic ner...

Retinal Artery Occlusion - Sudden ISCHEMIA in the RETINA due to blocked blood flow through the CENTRAL RETINAL ARTERY or its br...

Retinal Bipolar Cells - INTERNEURONS of the vertebrate RETINA containing two processes. They receive inputs from the RETINAL...

Retinal Cone Photoreceptor Cells - Photosensitive afferent neurons located primarily within the FOVEA CENTRALIS of the MACULA LUTEA. Th...

Retinal Degeneration - A retrogressive pathological change in the retina, focal or generalized, caused by genetic defects, ...

Retinal Dehydrogenase - A metalloflavoprotein enzyme involved the metabolism of VITAMIN A, this enzyme catalyzes the oxidati...

Retinal Detachment - Separation of the inner layers of the retina (neural retina) from the pigment epithelium. Retinal de...

Retinal Drusen - Colloid or hyaline bodies lying beneath the retinal pigment epithelium. They may occur either second...

Retinal Dysplasia - Congenital, often bilateral, retinal abnormality characterized by the arrangement of outer nuclear r...

Retinal Ganglion Cells - Neurons of the innermost layer of the retina, the internal plexiform layer. They are of variable siz...

Retinal Hemorrhage - Bleeding from the vessels of the retina....

Retinal Horizontal Cells - NEURONS in the inner nuclear layer of the RETINA that synapse with both the RETINAL PHOTORECEPTOR CE...

Retinal Necrosis Syndrome, Acute - Mild to fulminant necrotizing vaso-occlusive retinitis associated with a high incidence of retinal d...

Retinal Neoplasms - Tumors or cancer of the RETINA....

Retinal Neovascularization - Formation of new blood vessels originating from the retinal veins and extending along the inner (vit...

Retinal Neurons - Nerve cells of the RETINA in the pathway of transmitting light signals to the CENTRAL NERVOUS SYSTEM...

Retinal Perforations - Perforations through the whole thickness of the retina including the macula as the result of inflamm...

Retinal Photoreceptor Cell Inner Segment - The inner portion of a retinal rod or a cone photoreceptor cell, situated between the PHOTORECEPTOR ...

Retinal Photoreceptor Cell Outer Segment - The light sensitive outer portion of a retinal rod or a cone photoreceptor cell. The outer segment c...

Retinal Pigment Epithelium - The single layer of pigment-containing epithelial cells in the RETINA, situated closely to the tips ...

Retinal Pigments - Photosensitive protein complexes of varied light absorption properties which are expressed in the PH...

Retinal Rod Photoreceptor Cells - Photosensitive afferent neurons located in the peripheral retina, with density increases radially aw...

Retinal Vasculitis - Inflammation of the retinal vasculature with various causes including infectious disease; LUPUS ERYT...

Retinal Vein - Central retinal vein and its tributaries. It runs a short course within the optic nerve and then lea...

Retinal Vein Occlusion - Blockage of the RETINAL VEIN. Those at high risk for this condition include patients with HYPERTENSI...

Retinal Vessels - The blood vessels which supply and drain the RETINA....

Retinaldehyde - A carotenoid constituent of visual pigments. It is the oxidized form of retinol which functions as t...

Retinitis - Inflammation of the RETINA. It is rarely limited to the retina, but is commonly associated with dise...

Retinitis Pigmentosa - Hereditary, progressive degeneration of the neuroepithelium of the retina characterized by night bli...

Retinoblastoma - A malignant tumor arising from the nuclear layer of the retina that is the most common primary tumor...

Retinoblastoma Binding Proteins - A family of endogenous regulatory proteins that associate with RETINOBLASTOMA PROTEIN via a specific...

Retinoblastoma Protein - Product of the retinoblastoma tumor suppressor gene. It is a nuclear phosphoprotein hypothesized to ...

Retinoblastoma-Binding Protein 1 - A ubiquitously expressed regulatory protein that contains a retinoblastoma protein binding domain an...

Retinoblastoma-Binding Protein 2 - A retinoblastoma binding protein that is also a member of the Jumonji-domain histone demethylases. I...

Retinoblastoma-Binding Protein 4 - A retinoblastoma-binding protein that is involved in CHROMATIN REMODELING, histone deacetylation, an...

Retinoblastoma-Binding Protein 7 - A retinoblastoma-binding protein that is found as a subunit of protein complexes involved in the ace...

Retinoblastoma-Like Protein p107 - A negative regulator of the CELL CYCLE that undergoes PHOSPHORYLATION by CYCLIN-DEPENDENT KINASES. I...

Retinoblastoma-Like Protein p130 - A negative regulator of the CELL CYCLE that undergoes PHOSPHORYLATION by CYCLIN-DEPENDENT KINASES. R...

Retinoid X Receptor alpha - A nuclear transcription factor. Heterodimerization with PPAR GAMMA is important in regulation of GLU...

Retinoid X Receptor gamma - A nuclear transcription factor. Heterodimerization with PPAR ALPHA is important to metabolism of LIP...

Retinoid X Receptors - A subtype of RETINOIC ACID RECEPTORS that are specific for 9-cis-retinoic acid which function as nuc...

Retinoids - A group of tetraterpenes, with four terpene units joined head-to-tail. Biologically active members o...

Retinol O-Fatty-Acyltransferase - An enzyme that catalyzes the acyl group transfer of acyl COENZYME A to RETINOL to generate COENZYME ...

Retinol-Binding Proteins - Proteins which bind with RETINOL. The retinol-binding protein found in plasma has an alpha-1 mobilit...

Retinol-Binding Proteins, Cellular - A subclass of retinol-binding proteins that take part in the intracellular storage and transport of ...

Retinol-Binding Proteins, Plasma - Retinol binding proteins that circulate in the PLASMA. They are members of the lipocalin family of p...

Retinopathy of Prematurity - A bilateral retinopathy occurring in premature infants treated with excessively high concentrations ...

Retinoschisis - A vitreoretinal dystrophy characterized by splitting of the neuroretinal layers. It occurs in two fo...

Retinoscopes - Instruments for RETINOSCOPY that determines the refractive state of the EYE, such as the degree of N...

Retinoscopy - An objective determination of the refractive state of the eye (NEARSIGHTEDNESS; FARSIGHTEDNESS; ASTI...

Retirement - The state of being retired from one's position or occupation....

Retortamonadidae - A family of flagellated EUKARYOTES that live in the intestines of several invertebrate and vertebrat...

Retracted Publication - Work consisting of the designation of an article or book as retracted in whole or in part by an auth...

Retraction of Publication - Work consisting of a statement issued by one or more authors of an article or a book, withdrawing or...

Retraction of Publication as Topic - Authors' withdrawal or disavowal of their participation in performing research or writing the result...

Retreatment - The therapy of the same disease in a patient, with the same agent or procedure repeated after initia...

Retrobulbar Hemorrhage - Hemorrhage within the orbital cavity, posterior to the eyeball....

Retrocochlear Diseases - Pathological processes involving the VESTIBULOCOCHLEAR NERVE; BRAINSTEM; or CENTRAL NERVOUS SYSTEM. ...

Retroelements - Elements that are transcribed into RNA, reverse-transcribed into DNA and then inserted into a new si...

Retrognathism - Retrusion of the mandible. (Dorland, 27th ed)...

Retrograde Degeneration - Pathologic changes that occur in the axon and cell body of a neuron proximal to an axonal lesion. Th...

Retroperitoneal Fibrosis - A slowly progressive condition of unknown etiology, characterized by deposition of fibrous tissue in...

Retroperitoneal Space - An area occupying the most posterior aspect of the ABDOMINAL CAVITY. It is bounded laterally by the ...

Retropharyngeal Abscess - An accumulation of purulent material in the space between the PHARYNX and the CERVICAL VERTEBRAE. Th...

Retropneumoperitoneum - Pathological or accidental introduction of air into the retroperitoneal space....

Retrospective Moral Judgment - The application of current standards of morality to past actions, institutions, or persons....

Retrospective Studies - Studies used to test etiologic hypotheses in which inferences about an exposure to putative causal f...

Retroviridae - Family of RNA viruses that infects birds and mammals and encodes the enzyme reverse transcriptase. T...

Retroviridae Infections - Virus diseases caused by the RETROVIRIDAE....

Retroviridae Proteins - Proteins from the family Retroviridae. The most frequently encountered member of this family is the ...

Retroviridae Proteins, Oncogenic - Retroviral proteins that have the ability to transform cells. They can induce sarcomas, leukemias, l...

Retroviruses, Simian - Classes of retroviruses for which monkeys or apes are hosts. Those isolated from the West African gr...

Rett Syndrome - An inherited neurological developmental disorder that is associated with X-LINKED INHERITANCE and ma...

Reunion - One of the Indian Ocean Islands, east of Madagascar. Its capital is Saint-Denis. It was discovered i...

rev Gene Products, Human Immunodeficiency Virus - Proteins encoded by the REV GENES of the HUMAN IMMUNODEFICIENCY VIRUS....

Reversal Learning - Any situation where an animal or human is trained to respond differentially to two stimuli (e.g., ap...

Reverse Transcriptase Inhibitors - Inhibitors of reverse transcriptase (RNA-DIRECTED DNA POLYMERASE), an enzyme that synthesizes DNA on...

Reverse Transcriptase Polymerase Chain Reaction - A variation of the PCR technique in which cDNA is made from RNA via reverse transcription. The resul...

Reverse Transcription - The biosynthesis of DNA carried out on a template of RNA....

Review - An article or book published after examination of published material on a subject. It may be compreh...

Review Literature as Topic - Published materials which provide an examination of recent or current literature. Review articles ca...

Reward - An object or a situation that can serve to reinforce a response, to satisfy a motive, or to afford p...

Rewarming - Application of heat to correct hypothermia, accidental or induced....

Reye Syndrome - A form of encephalopathy with fatty infiltration of the LIVER, characterized by brain EDEMA and VOMI...

RGS Proteins - A large family of evolutionarily conserved proteins that function as negative regulators of HETEROTR...

Rh Isoimmunization - The process by which fetal Rh+ erythrocytes enter the circulation of an Rh- mother, causing her to p...

Rhabdiasoidea - A superfamily of intestinal nematode parasites containing one genus, STRONGYLOIDES, and several spec...

Rhabditida - An order of nematodes of the subclass SECERNENTEA. Its organisms are characterized by an annulated o...

Rhabditida Infections - Infections with nematodes of the order RHABDITIDA....

Rhabditoidea - A superfamily of nematodes of the order RHABDITIDA. Characteristics include an open tube stoma and a...

Rhabdoid Tumor - A rare but highly lethal childhood tumor found almost exclusively in infants. Histopathologically, i...

Rhabdomyolysis - Necrosis or disintegration of skeletal muscle often followed by myoglobinuria....

Rhabdomyoma - A benign tumor derived from striated muscle. It is extremely rare, generally occurring in the tongue...

Rhabdomyosarcoma - A malignant solid tumor arising from mesenchymal tissues which normally differentiate to form striat...

Rhabdomyosarcoma, Alveolar - A form of RHABDOMYOSARCOMA occurring mainly in adolescents and young adults, affecting muscles of th...

Rhabdomyosarcoma, Embryonal - A form of RHABDOMYOSARCOMA arising primarily in the head and neck, especially the orbit, of children...

Rhabdoviridae - A family of bullet-shaped viruses of the order MONONEGAVIRALES, infecting vertebrates, arthropods, p...

Rhabdoviridae Infections - Virus diseases caused by RHABDOVIRIDAE. Important infections include RABIES; EPHEMERAL FEVER; and ve...

Rhadinovirus - A genus of the family HERPESVIRIDAE, subfamily GAMMAHERPESVIRINAE, infecting New World primates and ...

Rhamnaceae - The buckthorn plant family, of the order Rhamnales, includes some species with edible fruits and som...

Rhamnose - A methylpentose whose L- isomer is found naturally in many plant glycosides and some gram-negative b...

Rhamnus - A plant genus of the family RHAMNACEAE. Several species have been reclassified to the FRANGULA genus...

Rheiformes - An order of large, long-necked, long-legged, flightless birds, found in South America. Known as rhea...

Rhenium - Rhenium. A metal, atomic number 75, atomic weight 186.2, symbol Re. (Dorland, 28th ed)...

Rheology - The study of the deformation and flow of matter, usually liquids or fluids, and of the plastic flow ...

Rheum - A plant genus of the family POLYGONACEAE. Members contain chrysophanic acid, rhein, EMODIN, and othe...

Rheumatic Diseases - Disorders of connective tissue, especially the joints and related structures, characterized by infla...

Rheumatic Fever - A febrile disease occurring as a delayed sequela of infections with STREPTOCOCCUS PYOGENES. It is ch...

Rheumatic Heart Disease - Cardiac manifestation of systemic rheumatological conditions, such as RHEUMATIC FEVER. Rheumatic hea...

Rheumatic Nodule - A small round or oval, mostly subcutaneous nodule made up chiefly of a mass of Aschoff bodies and se...

Rheumatoid Factor - Antibodies found in adult RHEUMATOID ARTHRITIS patients that are directed against GAMMA-CHAIN IMMUNO...

Rheumatoid Nodule - Subcutaneous nodules seen in 20-30% of rheumatoid arthritis patients. They may arise anywhere on the...

Rheumatoid Vasculitis - Necrotizing VASCULITIS of small and medium size vessels, developing as a complication in RHEUMATOID ...

Rheumatology - A subspecialty of internal medicine concerned with the study of inflammatory or degenerative process...

Rh-Hr Blood-Group System - Erythrocyte isoantigens of the Rh (Rhesus) blood group system, the most complex of all human blood g...

Rhinitis - Inflammation of the NASAL MUCOSA, the mucous membrane lining the NASAL CAVITIES....

Rhinitis, Allergic, Perennial - Inflammation of the mucous membrane of the nose similar to that found in hay fever except that sympt...

Rhinitis, Allergic, Seasonal - Allergic rhinitis that occurs at the same time every year. It is characterized by acute CONJUNCTIVIT...

Rhinitis, Atrophic - A chronic inflammation in which the NASAL MUCOSA gradually changes from a functional to a non-functi...

Rhinitis, Vasomotor - A form of non-allergic rhinitis that is characterized by nasal congestion and posterior pharyngeal d...

Rhinomanometry - Technique for measuring air pressure and the rate of airflow in the nasal cavity during respiration....

Rhinometry, Acoustic - Diagnostic measurement of the nose and its cavity through acoustic reflections. Used to measure nasa...

Rhinophyma - A manifestation of severe ROSACEA resulting in significant enlargement of the NOSE and occurring pri...

Rhinoplasty - A plastic surgical operation on the nose, either reconstructive, restorative, or cosmetic. (Dorland,...

Rhinoscleroma - A granulomatous disease caused by KLEBSIELLA RHINOSCLEROMATIS infection. Despite its name, this dise...

Rhinosporidiosis - Chronic, localized granulomatous infection of mucocutaneous tissues, especially the NOSE, and charac...

Rhinosporidium - A genus in the order Dermocystidium, class MESOMYCETOZOEA. It causes RHINOSPORIDIOSIS in MAMMALS and...

Rhinovirus - A genus of PICORNAVIRIDAE inhabiting primarily the respiratory tract of mammalian hosts. It includes...

Rhipicephalus - A genus of TICKS, in the family IXODIDAE, widespread in Africa. Members of the genus include many im...

Rhipicephalus sanguineus - A species of tick (TICKS) in the family IXODIDAE, distributed throughout the world but abundant in s...

Rhizaria - A large supergroup of mostly amoeboid EUKARYOTES whose three main subgroups are CERCOZOA; FORAMINIFE...

Rhizobiaceae - A family of gram-negative bacteria which are saprophytes, symbionts, or plant pathogens....

Rhizobium - A genus of gram-negative, aerobic, rod-shaped bacteria that activate PLANT ROOT NODULATION in legumi...

Rhizobium etli - A species of gram-negative bacteria and nitrogen innoculant of PHASEOLUS VULGARIS....

Rhizobium leguminosarum - A species of gram-negative, aerobic bacteria that is found in soil and which causes formation of roo...

Rhizobium phaseoli - A species of gram-negative bacteria functioning as a nitrogen inoculum for dry beans, especially spe...

Rhizobium radiobacter - A species of gram-negative, aerobic bacteria isolated from soil and the stems and roots of plants. I...

Rhizobium tropici - A species of gram-negative bacteria and an nitrogen inoculum that displays a high intrinsic toleranc...

Rhizoctonia - A mitosporic Ceratobasidiaceae fungal genus that is an important plant pathogen affecting potatoes a...

Rhizome - Root-like underground horizontal stem of plants that produces shoots above and roots below. Disting...

Rhizomucor - A genus of zygomycetous fungi of the family Mucoraceae, order MUCORALES....

Rhizophoraceae - A plant family of the order Rhizophorales, subclass Rosidae, class Magnoliopsida, that includes mang...

Rhizopus - A genus of zygomycetous fungi of the family Mucoraceae, order MUCORALES, a common saprophyte and fac...

Rhizotomy - Surgical interruption of a spinal or cranial nerve root. (From Dorland, 28th ed)...

Rho Factor - A protein which effects termination of RNA synthesis during the genetic transcription process by dis...

rho GTP-Binding Proteins - A large family of MONOMERIC GTP-BINDING PROTEINS that are involved in regulation of actin organizati...

Rho(D) Immune Globulin - Immunizing agent containing IMMUNOGLOBULIN G anti-Rho(D) used for preventing Rh immunization in Rh-n...

rhoA GTP-Binding Protein - A RHO GTP-BINDING PROTEIN involved in regulating signal transduction pathways that control assembly ...

rho-Associated Kinases - A group of intracellular-signaling serine threonine kinases that bind to RHO GTP-BINDING PROTEINS. T...

rhoB GTP-Binding Protein - A GTP-BINDING PROTEIN involved in regulating a signal transduction pathway that controls assembly of...

Rhodamine 123 - A fluorescent probe with low toxicity which is a potent substrate for P-glycoprotein and the bacteri...

Rhodamines - A family of 3,6-di(substituted-amino)-9-benzoate derivatives of xanthene that are used as dyes and a...

Rhodiola - A plant genus of the family CRASSULACEAE. Members contain rhodioloside. This roseroot is unrelated ...

Rhodium - Rhodium. A hard and rare metal of the platinum group, atomic number 45, atomic weight 102.905, symbo...

Rhodnius - A genus of the subfamily TRIATOMINAE. Rhodnius prolixus is a vector for TRYPANOSOMA CRUZI....

Rhodobacter - A genus of gram-negative bacteria widely distributed in fresh water as well as marine and hypersalin...

Rhodobacter capsulatus - Non-pathogenic ovoid to rod-shaped bacteria that are widely distributed and found in fresh water as ...

Rhodobacter sphaeroides - Spherical phototrophic bacteria found in mud and stagnant water exposed to light....

Rhodobacteraceae - A family in the order Rhodobacterales, class ALPHAPROTEOBACTERIA....

Rhodococcus - A bacterial genus of the order ACTINOMYCETALES....

Rhodococcus equi - A species of RHODOCOCCUS found in soil, herbivore dung, and in the intestinal tract of cows, horses,...

Rhodocyclaceae - A family of gram-negative bacteria in the order Rhodocyclales, class BETAPROTEOBACTERIA. It includes...

Rhododendron - A plant genus of the family ERICACEAE....

Rhodomicrobium - A genus, in the family HYPHOMICROBIACEAE, comprised of ovoid-shaped bacteria with polar growth and a...

Rhodopseudomonas - A genus of gram-negative, rod-shaped, phototrophic bacteria found in aquatic environments. Internal ...

Rhodopsin - A purplish-red, light-sensitive pigment found in RETINAL ROD CELLS of most vertebrates. It is a comp...

Rhodopsins, Microbial - Rhodopsin molecules found in microorganisms such as ARCHAEA and PROTEOBACTERIA....

Rhodospirillaceae - A family of phototrophic bacteria, in the order Rhodospirillales, isolated from stagnant water and m...

Rhodospirillales - An order of photosynthetic bacteria representing a physiological community of predominantly aquatic ...

Rhodospirillum - A genus of gram-negative, spiral bacteria that possesses internal photosynthetic membranes. Its orga...

Rhodospirillum centenum - A thermotolerant, cyst-forming, anoxygenic photosynthetic species, in the genus RHODOSPIRILLUM....

Rhodospirillum rubrum - Vibrio- to spiral-shaped phototrophic bacteria found in stagnant water and mud exposed to light....

Rhodothermus - A genus of obligately aerobic, thermophilic, gram-negative bacteria in the family Crenotrichaceae. T...

Rhodotorula - A red yeast-like mitosporic fungal genus generally regarded as nonpathogenic. It is cultured from nu...

Rhodovulum - A genus of facultatively or obligately anaerobic marine phototrophic bacteria, in the family RHODOBA...

Rhombencephalon - The posterior of the three primitive cerebral vesicles of an embryonic brain. It consists of myelenc...

Rhus - A plant genus of the family Anacardiaceae, order Sapindales, subclass Rosidae. It is a source of ga...

Rhytidoplasty - Plastic surgery performed, usually by excision of skin, for the elimination of wrinkles from the ski...

Ribavirin - A nucleoside antimetabolite antiviral agent that blocks nucleic acid synthesis and is used against b...

Ribes - A plant genus of the family GROSSULARIACEAE. GAMMA-LINOLENIC ACID is obtained from the black currant...

Ribitol - A sugar alcohol formed by the reduction of ribose....

Riboflavin - Nutritional factor found in milk, eggs, malted barley, liver, kidney, heart, and leafy vegetables. T...

Riboflavin Deficiency - A dietary deficiency of riboflavin causing a syndrome chiefly marked by cheilitis, angular stomatiti...

Riboflavin Synthase - An enzyme that catalyzes the formation of riboflavin from two molecules of 6,7-dimethyl-8-ribityllum...

Ribonuclease H - A ribonuclease that specifically cleaves the RNA moiety of RNA:DNA hybrids. It has been isolated fro...

Ribonuclease H, Human Immunodeficiency Virus - A ribonuclease activity that is a component of the HIV REVERSE TRANSCRIPTASE. It removes the RNA str...

Ribonuclease III - An endoribonuclease that is specific for double-stranded RNA. It plays a role in POST-TRANSCRIPTIONA...

Ribonuclease P - An RNA-containing enzyme that plays an essential role in tRNA processing by catalyzing the endonucle...

Ribonuclease T1 - An enzyme catalyzing the endonucleolytic cleavage of RNA at the 3'-position of a guanylate residue. ...

Ribonuclease, Pancreatic - An enzyme that catalyzes the endonucleolytic cleavage of pancreatic ribonucleic acids to 3'-phosphom...

Ribonucleases - Enzymes that catalyze the hydrolysis of ester bonds within RNA. EC 3.1.-....

Ribonucleoprotein, U1 Small Nuclear - A nuclear RNA-protein complex that plays a role in RNA processing. In the nucleoplasm, the U1 snRNP ...

Ribonucleoprotein, U2 Small Nuclear - A nuclear RNA-protein complex that plays a role in RNA processing. In the nucleoplasm, the U2 snRNP ...

Ribonucleoprotein, U4-U6 Small Nuclear - A nuclear RNA-protein complex that plays a role in RNA processing. In the nucleoplasm, the U4-U6 snR...

Ribonucleoprotein, U5 Small Nuclear - A nuclear RNA-protein complex that plays a role in RNA processing. In the nucleoplasm, the U5 snRNP ...

Ribonucleoprotein, U7 Small Nuclear - This ribonucleoprotein particle, composed of U7 snRNA, Sm core protein, and U7 snRNP-specific protei...

Ribonucleoproteins - Complexes of RNA-binding proteins with ribonucleic acids (RNA)....

Ribonucleoproteins, Small Cytoplasmic - Complexes of scRNA (RNA, SMALL CYTOPLASMIC) and protein found in the cytoplasm. An example is SIGNAL...

Ribonucleoproteins, Small Nuclear - Highly conserved nuclear RNA-protein complexes that function in RNA processing in the nucleus, inclu...

Ribonucleoproteins, Small Nucleolar - Nucleolar RNA-protein complexes that function in pre-ribosomal RNA processing....

Ribonucleoside Diphosphate Reductase - An enzyme of the oxidoreductase class that catalyzes the formation of 2'-deoxyribonucleotides from t...

Ribonucleosides - Nucleosides in which the purine or pyrimidine base is combined with ribose. (Dorland, 28th ed)...

Ribonucleotides - Nucleotides in which the purine or pyrimidine base is combined with ribose. (Dorland, 28th ed)...

Ribose - A pentose active in biological systems usually in its D-form....

Ribosemonophosphates - Ribose substituted in the 1-, 3-, or 5-position by a phosphoric acid moiety....

Ribose-Phosphate Pyrophosphokinase - An enzyme that catalyzes the formation of phosphoribosyl pyrophosphate from ATP and ribose-5-phospha...

Ribosomal Protein S6 - A ribosomal protein that may play a role in controlling cell growth and proliferation. It is a major...

Ribosomal Protein S6 Kinases - A family of protein serine/threonine kinases which act as intracellular signalling intermediates. Ri...

Ribosomal Protein S6 Kinases, 70-kDa - A family of ribosomal protein S6 kinases that are considered the major physiological kinases for RIB...

Ribosomal Protein S6 Kinases, 90-kDa - A family of ribosomal protein S6 kinases that are structurally distinguished from RIBOSOMAL PROTEIN ...

Ribosomal Proteins - Proteins found in ribosomes. They are believed to have a catalytic function in reconstituting biolog...

Ribosome Inactivating Proteins - N-Glycosidases that remove adenines from RIBOSOMAL RNA, depurinating the conserved alpha-sarcin loop...

Ribosome Inactivating Proteins, Type 1 - Ribosome inactivating proteins consisting of only the toxic A subunit, which is a polypeptide of aro...

Ribosome Inactivating Proteins, Type 2 - Ribosome inactivating proteins consisting of two polypeptide chains, the toxic A subunit and a lecti...

Ribosome Subunits - The two dissimilar sized ribonucleoprotein complexes that comprise a RIBOSOME - the large ribosomal ...

Ribosome Subunits, Large - The largest ribonucleoprotein component of RIBOSOMES. It contains the domains which catalyze formati...

Ribosome Subunits, Large, Archaeal - The large subunit of the archaeal 70s ribosome. It is composed of the 23S RIBOSOMAL RNA, the 5S RIB...

Ribosome Subunits, Large, Bacterial - The large subunit of the eubacterial 70s ribosome. It is composed of the 23S RIBOSOMAL RNA, the 5S R...

Ribosome Subunits, Large, Eukaryotic - The large subunit of the 80s ribosome of eukaryotes. It is composed of the 28S RIBOSOMAL RNA, the 5....

Ribosome Subunits, Small - The small ribonucleoprotein component of RIBOSOMES. It contains the MESSENGER RNA binding site and t...

Ribosome Subunits, Small, Archaeal - The small subunit of archaeal RIBOSOMES. It is composed of the 16S RIBOSOMAL RNA and about 28 differ...

Ribosome Subunits, Small, Bacterial - The small subunit of eubacterial RIBOSOMES. It is composed of the 16S RIBOSOMAL RNA and about 23 dif...

Ribosome Subunits, Small, Eukaryotic - The small subunit of the 80s ribosome of eukaryotes. It is composed of the 18S RIBOSOMAL RNA and 32 ...

Ribosomes - Multicomponent ribonucleoprotein structures found in the CYTOPLASM of all cells, and in MITOCHONDRIA...

Ribostamycin - A broad-spectrum antimicrobial isolated from Streptomyces ribosifidicus....

Ribotyping - RESTRICTION FRAGMENT LENGTH POLYMORPHISM analysis of rRNA genes that is used for differentiating bet...

Ribulose-Bisphosphate Carboxylase - A copper protein that catalyzes the formation of 2 moles of 3-phosphoglycerate from ribulose 1,5-bip...

Ribulosephosphates - Ribulose substituted by one or more phosphoric acid moieties....

Ricin - A protein phytotoxin from the seeds of Ricinus communis, the castor oil plant. It agglutinates cells...

Ricinoleic Acids - Eighteen carbon fatty acids that comprise the great majority of CASTOR OIL, which is from the seed o...

Ricinus - A plant genus of the family EUPHORBIACEAE, order Euphorbiales, subclass Rosidae. The seed of Ricinus...

Rickets - A condition caused by deficiency of VITAMIN D, especially in infancy and childhood, with disturbance...

Rickettsia - A genus of gram-negative, aerobic, rod-shaped bacteria often surrounded by a protein microcapsular l...

Rickettsia akari - A species of gram-negative bacteria that causes rickettsialpox. The vector is a mouse mite and the r...

Rickettsia conorii - A species of gram-negative, aerobic bacteria that is the etiologic agent of BOUTONNEUSE FEVER. It re...

Rickettsia felis - A species of gram-negative bacteria transmitted by the flea Ctenocephalides felis, and known to infe...

Rickettsia Infections - Infections by the genus RICKETTSIA....

Rickettsia prowazekii - A species of gram-negative, aerobic bacteria that is the etiologic agent of epidemic typhus fever ac...

Rickettsia rickettsii - A species of gram-negative, aerobic bacteria that is the etiologic agent of ROCKY MOUNTAIN SPOTTED F...

Rickettsia typhi - The etiologic agent of murine typhus (see TYPHUS, ENDEMIC FLEA-BORNE)....

Rickettsiaceae - A family of small, gram-negative organisms, often parasitic in humans and other animals, causing dis...

Rickettsiaceae Infections - Infections with bacteria of the family RICKETTSIACEAE....

Rickettsial Vaccines - Vaccines for the prevention of diseases caused by various species of Rickettsia....

Rickettsieae - A tribe of gram-negative bacteria of the family RICKETTSIACEAE whose organisms are found in arthropo...

Rifabutin - A broad-spectrum antibiotic that is being used as prophylaxis against disseminated Mycobacterium avi...

Rifampin - A semisynthetic antibiotic produced from Streptomyces mediterranei. It has a broad antibacterial spe...

Rifamycins - A group of ANTI-BACTERIAL AGENTS characterized by a chromophoric naphthohydroquinone group spanned b...

Rift Valley Fever - An acute infection caused by the RIFT VALLEY FEVER VIRUS, an RNA arthropod-borne virus, affecting do...

Rift Valley fever virus - A mosquito-borne species of the PHLEBOVIRUS genus found in eastern, central, and southern Africa, pr...

Right to Die - The right of the patient or the patient's representative to make decisions with regard to the patien...

Rigor Mortis - Muscular rigidity which develops in the cadaver usually from 4 to 10 hours after death and lasts 3 o...

Riluzole - A glutamate antagonist (RECEPTORS, GLUTAMATE) used as an anticonvulsant (ANTICONVULSANTS) and to pro...

Rimantadine - An RNA synthesis inhibitor that is used as an antiviral agent in the prophylaxis and treatment of in...

Rinderpest - A viral disease of cloven-hoofed animals caused by MORBILLIVIRUS. It may be acute, subacute, or chro...

Rinderpest virus - A species of MORBILLIVIRUS causing cattle plague, a disease with high mortality. Sheep, goats, pigs,...

Ring Chromosomes - Aberrant chromosomes with no ends, i.e., circular....

RING Finger Domains - A zinc-binding domain defined by the sequence Cysteine-X2-Cysteine-X(9-39)-Cysteine-X(l-3)-His-X(2-3...

Rioprostil - A synthetic methylprostaglandin E1 analog that reduces gastric acid secretion and enhances the gastr...

Riot Control Agents, Chemical - Chemical substances which are employed during a riot in order to control or disperse the rioting par...

Riots - A form of violent crowd behavior which expresses the emotional release of resentments and prejudices...

Risk - The probability that an event will occur. It encompasses a variety of measures of the probability of...

Risk Adjustment - The use of severity-of-illness measures, such as age, to estimate the risk (measurable or predictabl...

Risk Assessment - The qualitative or quantitative estimation of the likelihood of adverse effects that may result from...

Risk Factors - An aspect of personal behavior or lifestyle, environmental exposure, or inborn or inherited characte...

Risk Management - The process of minimizing risk to an organization by developing systems to identify and analyze pote...

Risk Reduction Behavior - Reduction of high-risk choices and adoption of low-risk quantity and frequency alternatives....

Risk Sharing, Financial - Any system which allows payors to share some of the financial risk associated with a particular pati...

Risk-Taking - Undertaking a task involving a challenge for achievement or a desirable goal in which there is a lac...

Risperidone - A selective blocker of DOPAMINE D2 RECEPTORS and SEROTONIN 5-HT2 RECEPTORS that acts as an atypical ...

Ristocetin - An antibiotic mixture of two components, A and B, obtained from Nocardia lurida (or the same substan...

Ritanserin - A selective and potent serotonin-2 antagonist that is effective in the treatment of a variety of syn...

Ritodrine - Adrenergic beta-agonist used to control premature labor....

Ritonavir - An HIV protease inhibitor that works by interfering with the reproductive cycle of HIV....

Rivers - Large natural streams of FRESH WATER formed by converging tributaries and which empty into a body of...

RNA - A polynucleotide consisting essentially of chains with a repeating backbone of phosphate and ribose ...

RNA 3' End Processing - The steps that generate the 3' ends of mature RNA molecules. For most mRNAs (RNA, MESSENGER), 3' end...

RNA 3' Polyadenylation Signals - Sequences found near the 3' end of MESSENGER RNA that direct the cleavage and addition of multiple A...

RNA 5' Terminal Oligopyrimidine Sequence - A regulatory sequence found in the 5' terminal regions of a variety of RNA species. The sequence sta...

RNA Cap Analogs - Analogs of RNA cap compounds which do not have a positive charge. These compounds inhibit the initia...

RNA Cap-Binding Proteins - Proteins that specifically bind to RNA CAPS and form nuclear cap binding protein complexes. In addit...

RNA Caps - Nucleic acid structures found on the 5' end of eukaryotic cellular and viral messenger RNA and some ...

RNA Editing - A process that changes the nucleotide sequence of mRNA from that of the DNA template encoding it. So...

RNA Helicases - A family of proteins that promote unwinding of RNA during splicing and translation. EC 2.7.7.-....

RNA Interference - A gene silencing phenomenon whereby specific dsRNAs (RNA, DOUBLE-STRANDED) trigger the degradation o...

RNA Ligase (ATP) - An enzyme that catalyzes the conversion of linear RNA to a circular form by the transfer of the 5'-p...

RNA Nucleotidyltransferases - Enzymes that catalyze the template-directed incorporation of ribonucleotides into an RNA chain. EC 2...

RNA Phages - Bacteriophages whose genetic material is RNA, which is single-stranded in all except the Pseudomonas...

RNA Polymerase I - A DNA-dependent RNA polymerase present in bacterial, plant, and animal cells. The enzyme functions i...

RNA Polymerase II - A DNA-dependent RNA polymerase present in bacterial, plant, and animal cells. It functions in the nu...

RNA Polymerase III - A DNA-dependent RNA polymerase present in bacterial, plant, and animal cells. It functions in the nu...

RNA Polymerase Sigma 54 - A DNA-directed RNA polymerase found in BACTERIA. It is a holoenzyme that consists of multiple subuni...

RNA Precursors - RNA transcripts of the DNA that are in some unfinished stage of post-transcriptional processing (RNA...

RNA Probes - RNA, usually prepared by transcription from cloned DNA, which complements a specific mRNA or DNA and...

RNA Processing, Post-Transcriptional - Post-transcriptional biological modification of messenger, transfer, or ribosomal RNAs or their prec...

RNA Replicase - An enzyme that catalyses RNA-template-directed extension of the 3'- end of an RNA strand by one nucl...

RNA Splice Sites - Nucleotide sequences located at the ends of EXONS and recognized in pre-messenger RNA by SPLICEOSOME...

RNA Splicing - The ultimate exclusion of nonsense sequences or intervening sequences (introns) before the final RNA...

RNA Stability - The extent to which an RNA molecule retains its structural integrity and resists degradation by RNAS...

RNA Transport - The process of moving specific RNA molecules from one cellular compartment or region to another by v...

RNA Viruses - Viruses whose genetic material is RNA....

RNA, Algal - Ribonucleic acid in ALGAE having regulatory and catalytic roles as well as involvement in protein sy...

RNA, Antisense - RNA molecules which hybridize to complementary sequences in either RNA or DNA altering the function ...

RNA, Archaeal - Ribonucleic acid in archaea having regulatory and catalytic roles as well as involvement in protein ...

RNA, Bacterial - Ribonucleic acid in bacteria having regulatory and catalytic roles as well as involvement in protein...

RNA, Catalytic - RNA that has catalytic activity. The catalytic RNA sequence folds to form a complex surface that can...

RNA, Chloroplast - Ribonucleic acid in chloroplasts having regulatory and catalytic roles as well as involvement in pro...

RNA, Complementary - Synthetic transcripts of a specific DNA molecule or fragment, made by an in vitro transcription syst...

RNA, Double-Stranded - RNA consisting of two strands as opposed to the more prevalent single-stranded RNA. Most of the doub...

RNA, Fungal - Ribonucleic acid in fungi having regulatory and catalytic roles as well as involvement in protein sy...

RNA, Guide - Small kinetoplastid mitochondrial RNA that plays a major role in RNA EDITING. These molecules form p...

RNA, Helminth - Ribonucleic acid in helminths having regulatory and catalytic roles as well as involvement in protei...

RNA, Heterogeneous Nuclear - Nuclear nonribosomal RNA larger than about 1000 nucleotides, the mass of which is rapidly synthesize...

RNA, Messenger - RNA sequences that serve as templates for protein synthesis. Bacterial mRNAs are generally primary t...

RNA, Messenger, Stored - Messenger RNA that is stored in a masked state for translation at a later time. Distinguish from RNA...

RNA, Neoplasm - RNA present in neoplastic tissue....

RNA, Nuclear - RNA molecules found in the nucleus either associated with chromosomes or in the nucleoplasm....

RNA, Plant - Ribonucleic acid in plants having regulatory and catalytic roles as well as involvement in protein s...

RNA, Protozoan - Ribonucleic acid in protozoa having regulatory and catalytic roles as well as involvement in protein...

RNA, Ribosomal - The most abundant form of RNA. Together with proteins, it forms the ribosomes, playing a structural ...

RNA, Ribosomal, 16S - Constituent of 30S subunit prokaryotic ribosomes containing 1600 nucleotides and 21 proteins. 16S rR...

RNA, Ribosomal, 18S - Constituent of the 40S subunit of eukaryotic ribosomes. 18S rRNA is involved in the initiation of po...

RNA, Ribosomal, 23S - Constituent of 50S subunit of prokaryotic ribosomes containing about 3200 nucleotides. 23S rRNA is i...

RNA, Ribosomal, 28S - Constituent of the 60S subunit of eukaryotic ribosomes. 28S rRNA is involved in the initiation of po...

RNA, Ribosomal, 5.8S - Constituent of the 60S subunit of eukaryotic ribosomes. 5.8S rRNA is involved in the initiation of p...

RNA, Ribosomal, 5S - Constituent of the 50S subunit of prokaryotic ribosomes containing about 120 nucleotides and 34 prot...

RNA, Ribosomal, Self-Splicing - Components of ribosomal RNA that undergo auto-catalyzed molecular rearrangements of their RNA sequen...

RNA, Satellite - Small, linear single-stranded RNA molecules functionally acting as molecular parasites of certain RN...

RNA, Small Cytoplasmic - Small RNAs found in the cytoplasm usually complexed with proteins in scRNPs (RIBONUCLEOPROTEINS, SMA...

RNA, Small Interfering - Small double-stranded, non-protein coding RNAs (21-31 nucleotides) involved in GENE SILENCING functi...

RNA, Small Nuclear - Short chains of RNA (100-300 nucleotides long) that are abundant in the nucleus and usually complexe...

RNA, Small Nucleolar - Small nuclear RNAs that are involved in the processing of pre-ribosomal RNA in the nucleolus. Box C/...

RNA, Spliced Leader - The small RNAs which provide spliced leader sequences, SL1, SL2, SL3, SL4 and SL5 (short sequences w...

RNA, Transfer - The small RNA molecules, 73-80 nucleotides long, that function during translation (TRANSLATION, GEN...

RNA, Transfer, Ala - A transfer RNA which is specific for carrying alanine to sites on the ribosomes in preparation for p...

RNA, Transfer, Amino Acid-Specific - A group of transfer RNAs which are specific for carrying each one of the 20 amino acids to the ribos...

RNA, Transfer, Amino Acyl - Intermediates in protein biosynthesis. The compounds are formed from amino acids, ATP and transfer R...

RNA, Transfer, Arg - A transfer RNA which is specific for carrying arginine to sites on the ribosomes in preparation for ...

RNA, Transfer, Asn - A transfer RNA which is specific for carrying asparagine to sites on the ribosomes in preparation fo...

RNA, Transfer, Asp - A transfer RNA which is specific for carrying aspartic acid to sites on the ribosomes in preparation...

RNA, Transfer, Cys - A transfer RNA which is specific for carrying cysteine to sites on the ribosomes in preparation for ...

RNA, Transfer, Gln - A transfer RNA which is specific for carrying glutamine to sites on the ribosomes in preparation for...

RNA, Transfer, Glu - A transfer RNA which is specific for carrying glutamic acid to sites on the ribosomes in preparation...

RNA, Transfer, Gly - A transfer RNA which is specific for carrying glycine to sites on the ribosomes in preparation for p...

RNA, Transfer, His - A transfer RNA which is specific for carrying histidine to sites on the ribosomes in preparation for...

RNA, Transfer, Ile - A transfer RNA which is specific for carrying isoleucine to sites on the ribosomes in preparation fo...

RNA, Transfer, Leu - A transfer RNA which is specific for carrying leucine to sites on the ribosomes in preparation for p...

RNA, Transfer, Lys - A transfer RNA which is specific for carrying lysine to sites on the ribosomes in preparation for pr...

RNA, Transfer, Met - A transfer RNA which is specific for carrying methionine to sites on the ribosomes. During initiatio...

RNA, Transfer, Phe - A transfer RNA which is specific for carrying phenylalanine to sites on the ribosomes in preparation...

RNA, Transfer, Pro - A transfer RNA which is specific for carrying proline to sites on the ribosomes in preparation for p...

RNA, Transfer, Ser - A transfer RNA which is specific for carrying serine to sites on the ribosomes in preparation for pr...

RNA, Transfer, Thr - A transfer RNA which is specific for carrying threonine to sites on the ribosomes in preparation for...

RNA, Transfer, Trp - A transfer RNA which is specific for carrying tryptophan to sites on the ribosomes in preparation fo...

RNA, Transfer, Tyr - A transfer RNA which is specific for carrying tyrosine to sites on the ribosomes in preparation for ...

RNA, Transfer, Val - A transfer RNA which is specific for carrying valine to sites on the ribosomes in preparation for pr...

RNA, Untranslated - RNA which does not code for protein but has some enzymatic, structural or regulatory function. Altho...

RNA, Viral - Ribonucleic acid that makes up the genetic material of viruses....

RNA-Binding Protein EWS - A ubiquitous hnRNP protein found in the CELL NUCLEUS and the CYTOPLASM. Translocations that result i...

RNA-Binding Protein FUS - A multifunctional heterogeneous-nuclear ribonucleoprotein that may play a role in homologous DNA pai...

RNA-Binding Proteins - Proteins that bind to RNA molecules. Included here are RIBONUCLEOPROTEINS and other proteins whose f...

RNA-Directed DNA Polymerase - An enzyme that synthesizes DNA on an RNA template. It is encoded by the pol gene of retroviruses and...

RNA-Induced Silencing Complex - A multicomponent, ribonucleoprotein complex that cleaves specific mRNAs (RNA, MESSENGER) which are t...

Robenidine - An anticoccidial agent mainly for poultry....

Robinia - A plant genus of the family FABACEAE that contains linarin (acaciin) and LECTINS....

Robotics - The application of electronic, computerized control systems to mechanical devices designed to perfor...

ROC Curve - A graphic means for assessing the ability of a screening test to discriminate between healthy and di...

Rocky Mountain Spotted Fever - An acute febrile illness caused by RICKETTSIA RICKETTSII. It is transmitted to humans by bites of in...

Rod Cell Outer Segment - The portion of a retinal rod cell situated between the ROD INNER SEGMENT and the RETINAL PIGMENT EPI...

Rod Opsins - Photosensitive proteins expressed in the ROD PHOTORECEPTOR CELLS. They are the protein components of...

Rod-Cone Interaction - Reciprocal action of two vertebrate photoreceptor cells (RODS AND CONES). Rod-cone interaction occur...

Rodent Control - The reduction or regulation of the population of noxious, destructive, or dangerous rodents through ...

Rodent Diseases - Diseases of rodents of the order RODENTIA. This term includes diseases of Sciuridae (squirrels), Geo...

Rodentia - A mammalian order which consists of 29 families and many genera....

Rodenticides - Substances used to destroy or inhibit the action of rats, mice, or other rodents....

Role - The expected and characteristic pattern of behavior exhibited by an individual as a member of a part...

Role Playing - The adopting or performing the role of another significant individual in order to gain insight into ...

Rolipram - A phosphodiesterase inhibitor with antidepressant properties....

Rolitetracycline - A pyrrolidinylmethyl TETRACYCLINE....

Rollinia - A plant genus of the family ANNONACEAE. Members contain aporphines, acetogenins and rollinone....

Roman World - A historical and cultural entity dispersed across a wide geographical area under the political domin...

Romano-Ward Syndrome - A form of long QT syndrome that is without congenital deafness. It is caused by mutation of the KCNQ...

Ronidazole - Antiprotozoal and antimicrobial agent used mainly in veterinary practice....

Roniviridae - A family of rod-shaped viruses, in the order NIDOVIRALES. It includes one genus: Okavirus....

Rooming-in Care - Care of the newborn infant in a crib near the mother's bed, instead of in a nursery, during the hosp...

Root Canal Filling Materials - Materials placed inside a root canal for the purpose of obturating or sealing it. The materials may ...

Root Canal Irrigants - Chemicals used mainly to disinfect root canals after pulpectomy and before obturation. The major one...

Root Canal Preparation - Preparatory activities in ROOT CANAL THERAPY by partial or complete extirpation of diseased pulp, cl...

Root Canal Therapy - A treatment modality in endodontics concerned with the therapy of diseases of the dental pulp. For p...

Root Caries - Dental caries involving the tooth root, cementum, or cervical area of the tooth....

Root Nodules, Plant - Knobbed structures formed from and attached to plant roots, especially of LEGUMES, which result from...

Root Planing - A procedure for smoothing of the roughened root surface or cementum of a tooth after subgingival cur...

Root Resorption - Resorption in which cementum or dentin is lost from the root of a tooth owing to cementoclastic or o...

Rorippa - A plant genus of the family BRASSICACEAE that includes several marshy plants. The common name of wat...

Rorschach Test - A projective test used to evaluate a broad range of personality variables including pathology of tho...

Rosa - A plant genus in the family ROSACEAE and order Rosales. This should not be confused with the genus ...

Rosacea - A cutaneous disorder primarily of convexities of the central part of the FACE, such as FOREHEAD; CHE...

Rosaceae - The rose plant family in the order ROSALES and class Magnoliopsida. They are generally woody plants....

Rosales - An order of the ANGIOSPERMS, subclass Rosidae. Its members include some of the most known ornamental...

Rosaniline Dyes - Compounds that contain the triphenylmethane aniline structure found in rosaniline. Many of them hav...

Rose Bengal - A bright bluish pink compound that has been used as a dye, biological stain, and diagnostic aid....

Roseobacter - A genus of obligately aerobic marine phototrophic and chemoorganotrophic bacteria, in the family RHO...

Roseolovirus - A genus of the family HERPESVIRIDAE, subfamily BETAHERPESVIRINAE, whose viruses have been isolated f...

Roseolovirus Infections - Infection with ROSEOLOVIRUS, the most common in humans being EXANTHEMA SUBITUM, a benign disease of ...

Rosette Formation - The in vitro formation of clusters consisting of a cell (usually a lymphocyte) surrounded by antigen...

Rosmarinus - A plant genus of the LAMIACEAE family. It is known as a spice and medicinal plant....

Ross River virus - A species of ALPHAVIRUS associated with epidemic EXANTHEMA and polyarthritis in Australia....

Rotarod Performance Test - A performance test based on forced MOTOR ACTIVITY on a rotating rod, usually by a rodent. Parameters...

Rotation - Motion of an object in which either one or more points on a line are fixed. It is also the motion of...

Rotator Cuff - The musculotendinous sheath formed by the supraspinatus, infraspinatus, subscapularis, and teres min...

Rotavirus - A genus of REOVIRIDAE, causing acute gastroenteritis in BIRDS and MAMMALS, including humans. Transmi...

Rotavirus Infections - Infection with any of the rotaviruses. Specific infections include human infantile diarrhea, neonata...

Rotavirus Vaccines - Vaccines or candidate vaccines used to prevent infection with ROTAVIRUS....

Rotaxanes - Complex compounds in which a dumbbell shaped molecule is encircled by a macrocycle. They are named a...

Rotenone - A botanical insecticide that is an inhibitor of mitochondrial electron transport....

Rothmund-Thomson Syndrome - An autosomal recessive syndrome occurring principally in females, characterized by the presence of r...

Rotifera - A class of minute animals of the phylum Aschelminthes....

Round Ligament - A fibromuscular band that attaches to the UTERUS and then passes along the BROAD LIGAMENT, out throu...

Round Window, Ear - Fenestra of the cochlea, an opening in the basal wall between the MIDDLE EAR and the INNER EAR, lead...

Rous sarcoma virus - A species of replication-competent oncogene-containing virus in the genus ALPHARETROVIRUS. It is the...

Roxarsone - An arsenic derivative which has anticoccidial action and promotes growth in animals....

Roxithromycin - Semisynthetic derivative of erythromycin. It is concentrated by human phagocytes and is bioactive in...

rRNA Operon - Genetic loci which direct transcription of ribosomal RNA in bacterial operons. They are designated r...

R-SNARE Proteins - SNARE proteins where the central amino acid residue of the SNARE motif is an ARGININE. They are clas...

Rubber - A high-molecular-weight polymeric elastomer derived from the milk juice (LATEX) of HEVEA brasiliensi...

Rubber Dams - Sheets of latex rubber punched and placed over the teeth during dental procedures to isolate the fie...

Rubella - An acute, usually benign, infectious disease caused by the RUBELLA VIRUS and most often affecting ch...

Rubella Syndrome, Congenital - Transplacental infection of the fetus with rubella usually in the first trimester of pregnancy, as a...

Rubella Vaccine - A live attenuated virus vaccine of duck embryo or human diploid cell tissue culture origin, used for...

Rubella virus - The type (and only) species of RUBIVIRUS causing acute infection in humans, primarily children and y...

Rubia - A plant genus of the family RUBIACEAE. The root is a source of red dyes (madder color and 1,2,4-trih...

Rubiaceae - The Madder plant family of the order Rubiales, subclass Asteridae, class Magnoliopsida includes impo...

Rubidium - An element that is an alkali metal. It has an atomic symbol Rb, atomic number 37, and atomic weight ...

Rubidium Radioisotopes - Unstable isotopes of rubidium that decay or disintegrate emitting radiation. Rb atoms with atomic we...

Rubinstein-Taybi Syndrome - A chromosomal disorder characterized by MENTAL RETARDATION, broad thumbs, webbing of fingers and toe...

Rubivirus - A genus of the family TOGAVIRIDAE containing only one recognized species, RUBELLA VIRUS. Transmissio...

Rubivirus Infections - Virus diseases caused by the RUBIVIRUS genus, of the family TOGAVIRIDAE....

Rubredoxins - A class of iron-sulfur proteins that contains one iron coordinated to the sulfur atom of four cystei...

Rubulavirus - A genus of the family PARAMYXOVIRIDAE (subfamily PARAMYXOVIRINAE) where all the species have hemaggl...

Rubulavirus Infections - Infections with viruses of the genus RUBULAVIRUS, family PARAMYXOVIRIDAE....

Rudbeckia - A plant genus of the family ASTERACEAE. Some Rudbeckia species have been reclassified to ECHINACEA; ...

Rudiviridae - Family of rod-shaped DNA viruses infecting ARCHAEA. They lack viral envelopes or lipids....

Rumen - The first stomach of ruminants. It lies on the left side of the body, occupying the whole of the lef...

Rumex - A plant genus of the family POLYGONACEAE that contains patientosides and other naphthalene glycoside...

Ruminants - A suborder of the order ARTIODACTYLA whose members have the distinguishing feature of a four-chamber...

Ruminococcus - A genus of gram-positive bacteria in the family Lachnospiraceae that inhabits the RUMEN; LARGE INTES...

Runaway Behavior - A behavioral response manifested by leaving home in order to escape from threatening situations. Chi...

Running - An activity in which the body is propelled by moving the legs rapidly. Running is performed at a mod...

Rupicapra - A genus of ruminants in the family Bovidae. The common name chamois usually refers to the species Ru...

Rupture - Forcible or traumatic tear or break of an organ or other soft part of the body....

Rupture, Spontaneous - Tear or break of an organ, vessel or other soft part of the body, occurring in the absence of extern...

Rural Health - The status of health in rural populations....

Rural Health Services - Health services, public or private, in rural areas. The services include the promotion of health and...

Rural Population - The inhabitants of rural areas or of small towns classified as rural....

Ruscus - A plant genus of the family LILIACEAE. This should not be confused with Broom or Scotch Broom (CYTIS...

Russell's Viper - A genus of snakes of the family VIPERIDAE. It is distributed in West Pakistan, most of India, Burma,...

Russian-Japanese War - Conflict from 1904 through 1905 between Russia and Japan regarding Manchuria and Korea....

Ruta - A plant genus of the family RUTACEAE. Members contain quinoline alkaloids....

Rutaceae - A plant family in the order Sapindales that grows in warmer regions and has conspicuous flowers. Fag...

Rutamycin - A macrolide antibiotic of the oligomycin group, obtained from Streptomyces rutgersensis. It is used ...

Ruthenium - A hard, brittle, grayish-white rare earth metal with an atomic symbol Ru, atomic number 44, and atom...

Ruthenium Compounds - Inorganic compounds that contain ruthenium as an integral part of the molecule....

Ruthenium Radioisotopes - Unstable isotopes of ruthenium that decay or disintegrate emitting radiation. Ru atoms with atomic w...

Ruthenium Red - An inorganic dye used in microscopy for differential staining and as a diagnostic reagent. In resear...

Rutin - A flavonol glycoside found in many plants, including BUCKWHEAT; TOBACCO; FORSYTHIA; HYDRANGEA; VIOLA...

Rwanda - A republic in eastern Africa, south of UGANDA, east of DEMOCRATIC REPUBLIC OF THE CONGO, west of TAN...

Ryania - A plant genus of the family FLACOURTIACEAE that is the source of RYANODINE....

Ryanodine - A methylpyrrole-carboxylate from RYANIA that disrupts the RYANODINE RECEPTOR CALCIUM RELEASE CHANNEL...

Ryanodine Receptor Calcium Release Channel - A tetrameric calcium release channel in the SARCOPLASMIC RETICULUM membrane of SMOOTH MUSCLE CELLS, ...

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