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Health Terms starting with E

Common Health Terms | All Health Terms

2nd Letter:

- 1 2 a b c d e f g h i j l m n o p q r s t u v x y

E1A-Associated p300 Protein - A member of the p300-CBP transcription factors that was originally identified as a binding partner f...

E2F Transcription Factors - A family of basic helix-loop-helix transcription factors that control expression of a variety of GEN...

E2F1 Transcription Factor - An E2F transcription factor that interacts directly with RETINOBLASTOMA PROTEIN and CYCLIN A and act...

E2F2 Transcription Factor - An E2F transcription factor that interacts directly with RETINOBLASTOMA PROTEIN and CYCLIN A. E2F2 a...

E2F3 Transcription Factor - An E2F transcription factor that interacts directly with RETINOBLASTOMA PROTEIN and CYCLIN A. E2F3 ...

E2F4 Transcription Factor - An E2F transcription factor that represses GENETIC TRANSCRIPTION required for CELL CYCLE entry and D...

E2F5 Transcription Factor - An E2F transcription factor that represses GENETIC TRANSCRIPTION required for CELL CYCLE entry and D...

E2F6 Transcription Factor - An E2F transcription factor that represses GENETIC TRANSCRIPTION required for CELL CYCLE entry and D...

E2F7 Transcription Factor - An E2F transcription factor that represses GENETIC TRANSCRIPTION required for CELL CYCLE entry and D...

Eagles - Large members of the FALCONIFORMES order of birds, family Accipitridae, most especially the genera A...

Ear - The hearing and equilibrium system of the body. It consists of three parts: the EXTERNAL EAR, the MI...

Ear Auricle - The shell-like structure projects like a little wing (pinna) from the side of the head. Ear auricles...

Ear Canal - The narrow passage way that conducts the sound collected by the EAR AURICLE to the TYMPANIC MEMBRANE...

Ear Cartilage - Cartilage of the EAR AURICLE and the EXTERNAL EAR CANAL....

Ear Deformities, Acquired - Distortion or disfigurement of the ear caused by disease or injury after birth....

Ear Diseases - Pathological processes of the ear, the hearing, and the equilibrium system of the body....

Ear Neoplasms - Tumors or cancer of any part of the hearing and equilibrium system of the body (the EXTERNAL EAR, th...

Ear Ossicles - A mobile chain of three small bones (INCUS; MALLEUS; STAPES) in the TYMPANIC CAVITY between the TYMP...

Ear Protective Devices - Personal devices for protection of the ears from loud or high intensity noise, water, or cold. These...

Ear, External - The outer part of the hearing system of the body. It includes the shell-like EAR AURICLE which colle...

Ear, Inner - The essential part of the hearing organ consists of two labyrinthine compartments: the bony labyrint...

Ear, Middle - The space and structures directly internal to the TYMPANIC MEMBRANE and external to the inner ear (L...

Earache - Pain in the ear....

Early Ambulation - Procedure to accelerate the ability of a patient to walk or move about by reducing the time to AMBUL...

Early Detection of Cancer - Methods to identify and characterize cancer in the early stages of disease and predict tumor behavio...

Early Diagnosis - Methods to determine in patients the nature of a disease or disorder at its early stage of progressi...

Early Growth Response Protein 1 - An early growth response transcription factor that has been implicated in regulation of CELL PROLIFE...

Early Growth Response Protein 2 - An early growth response transcription factor that controls the formation of the MYELIN SHEATH aroun...

Early Growth Response Protein 3 - An early growth response transcription factor that is essential for the development of MUSCLE SPINDL...

Early Growth Response Transcription Factors - A family of transcription factors that are induced by GROWTH FACTORS and contain a highly conserved ...

Early Intervention (Education) - Procedures and programs that facilitate the development or skill acquisition in infants and young ch...

Early Termination of Clinical Trials - Earlier than planned termination of clinical trials....

Earth (Planet) - Planet that is the third in order from the sun. It is one of the four inner or terrestrial planets o...

Earth Sciences - Fields of science encompassing studies and research from the disciplines of PHYSICS; CHEMISTRY; BIOL...

Earthquakes - Sudden slips on a fault, and the resulting ground shaking and radiated seismic energy caused by the ...

East Timor - A country in Southeastern Asia, northwest of Australia in the Lesser Sunda Islands at the eastern en...

Eastern Orthodoxy - The name given to the religion of the body of modern churches, including among others the Greek and ...

Eating - The consumption of edible substances....

Eating Disorders - A group of disorders characterized by physiological and psychological disturbances in appetite or fo...

Ebenaceae - A small plant family of the order Ebenales, subclass Dilleniidae, class Magnoliopsida. Members conta...

Ebola Vaccines - Vaccines or candidate vaccines used to prevent EBOLA HEMORRHAGIC FEVER....

Ebolavirus - A genus in the family FILOVIRIDAE consisting of several distinct species of Ebolavirus, each contain...

E-Box Elements - DNA locations with the consensus sequence CANNTG. ENHANCER ELEMENTS may contain multiple copies of t...

Ebstein Anomaly - A congenital heart defect characterized by downward or apical displacement of the TRICUSPID VALVE, u...

Ecchymosis - Extravasation of blood into the skin, resulting in a nonelevated, rounded or irregular, blue or purp...

Eccrine Glands - Simple sweat glands that secrete sweat directly onto the SKIN....

Eccrine Porocarcinoma - A rare malignant neoplasm of the sweat glands. It most often develops as a form of degenerative prog...

Ecdysone - A steroid hormone that regulates the processes of MOLTING or ecdysis in insects....

Ecdysteroids - Steroids that bring about MOLTING or ecdysis in insects. Ecdysteroids include the endogenous insect ...

Ecdysterone - A steroid hormone that regulates the processes of MOLTING or ecdysis in insects. Ecdysterone is the ...

Echidna - An oviparous burrowing mammal of the order Monotremata native to Australia, Tasmania, and New Guinea...

Echinacea - A genus of perennial herbs used topically and internally. It contains echinacoside, GLYCOSIDES; INUL...

Echinocandins - Cyclic hexapeptides of proline-ornithine-threonine-proline-threonine-serine. The cyclization with a ...

Echinochloa - A plant genus of the family POACEAE that is grown mainly as a hay crop....

Echinococcosis - An infection caused by the infestation of the larval form of tapeworms of the genus Echinococcus. Th...

Echinococcosis, Hepatic - Liver disease caused by infections with parasitic tapeworms of the genus ECHINOCOCCUS, such as Echin...

Echinococcosis, Pulmonary - Helminth infection of the lung caused by Echinococcus granulosus or Echinococcus multilocularis....

Echinococcus - A genus of very small TAPEWORMS, in the family Taeniidae. The adult form is found in various CARNIVO...

Echinococcus granulosus - A species of hydatid tapeworm (class CESTODA) in the family Taeniidae, whose adult form infects the ...

Echinococcus multilocularis - A north temperate species of tapeworm (CESTODA) whose adult form infects FOXES and wild RODENTS. The...

Echinodermata - A phylum of the most familiar marine invertebrates. Its class Stelleroidea contains two subclasses, ...

Echinomycin - A cytotoxic polypeptide quinoxaline antibiotic isolated from Streptomyces echinatus that binds to DN...

Echinops Plant - A plant genus of the family ASTERACEAE. Members contain a pseudoguaiane sesquiterpene. San-fang-feng...

Echinostoma - A genus of intestinal flukes of the family Echinostomatidae which consists of many species. They occ...

Echinostomatidae - A family of flukes (TREMATODA) characterized by a collar of spines at their anterior end. The body i...

Echinostomiasis - Infection by flukes of the genus Echinostoma....

Echium - A plant genus of the family BORAGINACEAE. Members contain GAMMA-LINOLENIC ACID and PYRROLIZIDINE ALK...

Echocardiography - Ultrasonic recording of the size, motion, and composition of the heart and surrounding tissues. The ...

Echocardiography, Doppler - Measurement of intracardiac blood flow using an M-mode and/or two-dimensional (2-D) echocardiogram w...

Echocardiography, Doppler, Color - Echocardiography applying the Doppler effect, with the superposition of flow information as colors o...

Echocardiography, Doppler, Pulsed - Echocardiography applying the Doppler effect, with velocity detection combined with range discrimina...

Echocardiography, Four-Dimensional - Dynamic three-dimensional echocardiography using the added dimension of time to impart the cinematic...

Echocardiography, Stress - A method of recording heart motion and internal structures by combining ultrasonic imaging with exer...

Echocardiography, Three-Dimensional - Echocardiography amplified by the addition of depth to the conventional two-dimensional ECHOCARDIOGR...

Echocardiography, Transesophageal - Ultrasonic recording of the size, motion, and composition of the heart and surrounding tissues using...

Echoencephalography - Use of reflected ultrasound in the diagnosis of intracranial pathologic processes....

Echolalia - Involuntary ("parrot-like"), meaningless repetition of a recently heard word, phrase, or song. This ...

Echolocation - An auditory orientation mechanism involving the emission of high frequency sounds which are reflecte...

Echo-Planar Imaging - A type of MAGNETIC RESONANCE IMAGING that uses only one nuclear spin excitation per image and theref...

Echothiophate Iodide - A potent, long-acting cholinesterase inhibitor used as a miotic in the treatment of glaucoma....

Echovirus 6, Human - A species of ENTEROVIRUS that has caused outbreaks of aseptic meningitis in children and adults....

Echovirus 9 - A species of ENTEROVIRUS associated with outbreaks of aseptic meningitis (MENINGITIS, ASEPTIC)....

Echovirus Infections - Infectious disease processes, including meningitis, diarrhea, and respiratory disorders, caused by e...

Eclampsia - Onset of HYPERREFLEXIA; SEIZURES; or COMA in a previously diagnosed pre-eclamptic patient (PRE-ECLAM...

Eclecticism, Historical - A system of medicine, most popular in the 19th century, that advocates the use of indigenous plants ...

Eclipta - A plant genus of the family ASTERACEAE. Members contain wedelolactone....

Ecological and Environmental Phenomena - Ecological and environmental entities, characteristics, properties, relationships and processes....

Ecological and Environmental Processes - Ecosystem and environmental activities, functions, or events....

Ecological Systems, Closed - Systems that provide for the maintenance of life in an isolated living chamber through reutilization...

Ecology - The branch of science concerned with the interrelationship of organisms and their ENVIRONMENT, espec...

Econazole - A broad spectrum antimycotic with some action against Gram positive bacteria. It is used topically i...

Economic Competition - The effort of two or more parties to secure the business of a third party by offering, usually under...

Economic Development - Mobilization of human, financial, capital, physical and or natural resources to generate goods and s...

Economic Recession - Significant decline in economic activity spread across the economy, lasting more than a few months, ...

Economics - The science of utilization, distribution, and consumption of services and materials....

Economics, Dental - Economic aspects of the dental profession and dental care....

Economics, Hospital - Economic aspects related to the management and operation of a hospital....

Economics, Medical - Economic aspects of the field of medicine, the medical profession, and health care. It includes the ...

Economics, Nursing - Economic aspects of the nursing profession....

Economics, Pharmaceutical - Economic aspects of the fields of pharmacy and pharmacology as they apply to the development and stu...

Ecosystem - A functional system which includes the organisms of a natural community together with their environm...

Ecotoxicology - The study of ENVIRONMENTAL POLLUTION and the toxic effects of ENVIRONMENTAL POLLUTANTS on the ECOSYS...

Ecthyma - An ulcerative pyoderma usually caused by group A beta-hemolytic streptococcal infection at the site ...

Ecthyma, Contagious - An infectious dermatitis of sheep and goats, affecting primarily the muzzle and lips. It is caused b...

Ectoderm - The outer of the three germ layers of an embryo....

Ectodermal Dysplasia - A group of hereditary disorders involving tissues and structures derived from the embryonic ectoderm...

Ectodermal Dysplasia 1, Anhidrotic - An X-linked form of ectodermal dysplasia which results from mutations of the gene encoding ECTODYSPL...

Ectodermal Dysplasia 3, Anhidrotic - An autosomal dominant form of ectodermal dysplasia which is due to mutations in the gene for the EDA...

Ectodermal Dysplasia, Hypohidrotic, Autosomal Recessive - An autosomal recessive form of ectodermal dysplasia which is due to mutations in the gene for the E...

Ectodysplasins - Transmembrane proteins belonging to the tumor necrosis factor superfamily that play an essential rol...

Ectogenesis - Embryonic and fetal development that takes place in an artificial environment in vitro....

Ectoparasitic Infestations - Infestations by PARASITES which live on, or burrow into, the surface of their host's EPIDERMIS. Most...

Ectopia Cordis - A rare developmental defect in which the heart is abnormally located partially or totally outside th...

Ectopia Lentis - Congenital displacement of the lens resulting from defective zonule formation....

Ectothiorhodospira - A genus of vibrioid or rod-shaped cells which are motile by polar flagella. Internal photosynthetic ...

Ectothiorhodospira shaposhnikovii - A species of ECTOTHIORHODOSPIRA distinguished by its ability to utilize nitrate. (From Bergey's Manu...

Ectothiorhodospiraceae - A family in the order Chromatiales, class GAMMAPROTEOBACTERIA. These are haloalkaliphilic, phototrop...

Ectromelia - Gross hypo- or aplasia of one or more long bones of one or more limbs. The concept includes amelia, ...

Ectromelia virus - A species of ORTHOPOXVIRUS infecting mice and causing a disease that involves internal organs and pr...

Ectromelia, Infectious - A viral infection of mice, causing edema and necrosis followed by limb loss....

Ectropion - The turning outward (eversion) of the edge of the eyelid, resulting in the exposure of the palpebral...

Eczema - A pruritic papulovesicular dermatitis occurring as a reaction to many endogenous and exogenous agent...

Eczema, Dyshidrotic - A recurrent eczematous reaction characterized by the development of vesicular eruptions on the palms...

Edar Receptor - A ectodysplasin receptor subtype that is specific for ECTODYSPLASIN A1. It signals via the specific ...

Edar-Associated Death Domain Protein - A tumor necrosis factor receptor-associated factor that acts as a specific signaling adaptor protein...

Edeine - Basic peptide antibiotic from Bacillus brevis. It exhibits broad-spectrum antibacterial activity and...

Edema - Abnormal fluid accumulation in TISSUES or body cavities. Most cases of edema are present under the S...

Edema Disease of Swine - An acute disease of young pigs that is usually associated with weaning. It is characterized clinical...

Edema, Cardiac - Abnormal fluid retention by the body due to impaired cardiac function or heart failure. It is usuall...

Edetic Acid - A chelating agent (CHELATING AGENTS) that sequesters a variety of polyvalent cations. It is used in ...

Editorial - Work consisting of a statement of the opinions, beliefs, and policy of the editor or publisher of a ...

Editorial Policies - The guidelines and policy statements set forth by the editor(s) or editorial board of a publication....

Edrophonium - A rapid-onset, short-acting cholinesterase inhibitor used in cardiac arrhythmias and in the diagnosi...

Education - Acquisition of knowledge as a result of instruction in a formal course of study....

Education Department, Hospital - Hospital department responsible for administering educational and training activities pertaining to ...

Education of Mentally Retarded - The teaching or training of those individuals with subnormal intellectual functioning....

Education, Continuing - Educational programs designed to inform individuals of recent advances in their particular field of ...

Education, Dental - Use for articles concerning dental education in general....

Education, Dental, Continuing - Educational programs designed to inform dentists of recent advances in their fields....

Education, Dental, Graduate - Educational programs for dental graduates entering a specialty. They include formal specialty traini...

Education, Distance - Education via communication media (correspondence, radio, television, computer networks) with little...

Education, Graduate - Studies beyond the bachelor's degree at an institution having graduate programs for the purpose of p...

Education, Medical - Use for general articles concerning medical education....

Education, Medical, Continuing - Educational programs designed to inform physicians of recent advances in their field....

Education, Medical, Graduate - Educational programs for medical graduates entering a specialty. They include formal specialty train...

Education, Medical, Undergraduate - The period of medical education in a medical school. In the United States it follows the baccalaurea...

Education, Nonprofessional - Education and training outside of that for the professions....

Education, Nursing - Use for general articles concerning nursing education....

Education, Nursing, Associate - A two-year program in nursing education in a community or junior college leading to an A.D. (Associa...

Education, Nursing, Baccalaureate - A four-year program in nursing education in a college or university leading to a B.S.N. (Bachelor of...

Education, Nursing, Continuing - Educational programs designed to inform nurses of recent advances in their fields....

Education, Nursing, Diploma Programs - Programs usually offered in hospital schools of nursing leading to a registered nurse diploma (RN). ...

Education, Nursing, Graduate - Those educational activities engaged in by holders of a bachelor's degree in nursing, which are prim...

Education, Pharmacy - Formal instruction, learning, or training in the preparation, dispensing, and proper utilization of ...

Education, Pharmacy, Continuing - Educational programs designed to inform graduate pharmacists of recent advances in their particular ...

Education, Pharmacy, Graduate - Educational programs for pharmacists who have a bachelor's degree or a Doctor of Pharmacy degree ent...

Education, Predental - Preparatory education meeting the requirements for admission to dental school....

Education, Premedical - Preparatory education meeting the requirements for admission to medical school....

Education, Professional - Formal education and training in preparation for the practice of a profession....

Education, Professional, Retraining - Educational programs for individuals who have been inactive in their profession, or who wish to rega...

Education, Public Health Professional - Education and training in PUBLIC HEALTH for the practice of the profession....

Education, Special - Education of the individual who markedly deviates intellectually, physically, socially, or emotional...

Education, Veterinary - Use for general articles concerning veterinary medical education....

Educational Measurement - The assessing of academic or educational achievement. It includes all aspects of testing and test co...

Educational Status - Educational attainment or level of education of individuals....

Educational Technology - Systematic identification, development, organization, or utilization of educational resources and th...

Edwardsiella - A genus of small, straight gram-negative rods which are facultatively anaerobic, chemoorganotrophic,...

Edwardsiella ictaluri - A species of EDWARDSIELLA distinguished by its nonmotility. (From Bergey's Manual of Determinative B...

Edwardsiella tarda - A species of EDWARDSIELLA distinguished by its hydrogen sulfide production. (From Bergey's Manual of...

Eels - Common name for an order (Anguilliformes) of voracious, elongate, snakelike teleost fishes....

EF Hand Motifs - Calcium-binding motifs composed of two helixes (E and F) joined by a loop. Calcium is bound by the l...

Effect Modifiers (Epidemiology) - Factors that modify the effect of the putative causal factor(s) under study....

Efferent Pathways - Nerve structures through which impulses are conducted from a nerve center toward a peripheral site. ...

Efficiency - Ratio of output to effort, or the ratio of effort produced to energy expended....

Efficiency, Organizational - The capacity of an organization, institution, or business to produce desired results with a minimum ...

Eflornithine - An inhibitor of ornithine decarboxylase, the rate limiting enzyme of the polyamine biosynthetic path...

Egg Hypersensitivity - Allergic reaction to eggs that is triggered by the immune system....

Egg Proteins - Proteins which are found in eggs (OVA) from any species....

Egg Proteins, Dietary - Proteins found in eggs which are consumed as a food....

Egg White - The white of an egg, especially a chicken's egg, used in cooking. It contains albumin. (Random House...

Egg Yolk - Cytoplasm stored in an egg that contains nutritional reserves for the developing embryo. It is rich ...

Eggs - Animal reproductive bodies, or the contents thereof, used as food. The concept is differentiated fro...

Ego - The conscious portion of the personality structure which serves to mediate between the demands of th...

Egtazic Acid - A chelating agent relatively more specific for calcium and less toxic than EDETIC ACID....

Egypt - A country in northern Africa, bordering the Mediterranean Sea, between Libya and the Gaza Strip, and...

Ehlers-Danlos Syndrome - A heterogeneous group of autosomally inherited COLLAGEN DISEASES caused by defects in the synthesis ...

Ehrlichia - Small, often pleomorphic, coccoid to ellipsoidal organisms occurring intracytoplasmically in circula...

Ehrlichia canis - Species of gram-negative bacteria in the family ANAPLASMATACEAE, causing EHRLICHIOSIS in DOGS. The m...

Ehrlichia chaffeensis - A species of gram-negative bacteria that is the causative agent of human EHRLICHIOSIS. This organism...

Ehrlichia ruminantium - A species of gram-negative bacteria in the family ANAPLASMATACEAE, that causes HEARTWATER DISEASE in...

Ehrlichiosis - A tick-borne disease characterized by FEVER; HEADACHE; myalgias; ANOREXIA; and occasionally RASH. It...

Eichhornia - A plant genus of the family PONTEDERIACEAE that is used as a biological filter for treating wastewat...

Eicosanoic Acids - 20-carbon saturated monocarboxylic acids....

Eicosanoids - A class of compounds named after and generally derived from C20 fatty acids (EICOSANOIC ACIDS) that ...

Eicosapentaenoic Acid - Important polyunsaturated fatty acid found in fish oils. It serves as the precursor for the prostagl...

Eidetic Imagery - A visual image which is recalled in accurate detail. It is a sort of projection of an image on a men...

eIF-2 Kinase - A dsRNA-activated cAMP-independent protein serine/threonine kinase that is induced by interferon. In...

Eikenella - A genus of gram-negative, facultatively anaerobic, rod-shaped bacteria that occurs in the human mout...

Eikenella corrodens - Gram-negative bacteria isolated from infections of the respiratory and intestinal tracts and from th...

Eimeria - A genus of protozoan parasites of the subclass COCCIDIA. Various species are parasitic in the epithe...

Eimeria tenella - A species of coccidian protozoa that mainly infects domestic poultry....

Eimeriida - An order of parasitic organisms in the class COCCIDIA. Families include CRYPTOSPORIDIIDAE; EIMERIIDA...

Eimeriidae - A large family of parasites in the order EIMERIIDA. They cause COCCIDIOSIS in a number of vertebrate...

Einsteinium - Einsteinium. A man-made radioactive actinide with atomic symbol Es, atomic number 99, and atomic wei...

Eisenmenger Complex - A condition associated with VENTRICULAR SEPTAL DEFECT and other congenital heart defects that allow ...

Ejaculation - The emission of SEMEN to the exterior, resulting from the contraction of muscles surrounding the mal...

Elaeagnaceae - A plant family of the order Rhamnales, subclass Rosidae class Magnoliopsida. The plants have a chara...

Elaeocarpaceae - A plant family of the order Malvales, subclass Dilleniidae, class Magnoliopsida....

Elafin - A secretory proteinase inhibitory protein that was initially purified from human SKIN. It is found i...

Elapid Venoms - Venoms from snakes of the family Elapidae, including cobras, kraits, mambas, coral, tiger, and Austr...

Elapidae - A family of extremely venomous snakes, comprising coral snakes, cobras, mambas, kraits, and sea snak...

Elasmobranchii - A subclass of cartilaginous fish comprising the SHARKS; rays; skates (SKATES (FISH);), and sawfish. ...

Elastic Cartilage - A type of CARTILAGE whose matrix contains ELASTIC FIBERS and elastic lamellae, in addition to the no...

Elastic Modulus - Numerical expression indicating the measure of stiffness in a material. It is defined by the ratio o...

Elastic Tissue - Connective tissue comprised chiefly of elastic fibers. Elastic fibers have two components: ELASTIN a...

Elasticity - Resistance and recovery from distortion of shape....

Elasticity Imaging Techniques - Non-invasive imaging methods based on the mechanical response of an object to a vibrational or impul...

Elastomers - A generic term for all substances having the properties of stretching under tension, high tensile st...

Elbow Joint - A hinge joint connecting the FOREARM to the ARM....

Elder Abuse - Emotional, nutritional, or physical maltreatment of the older person generally by family members or ...

Electric Capacitance - The ability of a substrate to retain an electrical charge....

Electric Conductivity - The ability of a substrate to allow the passage of ELECTRONS....

Electric Countershock - An electrical current applied to the HEART to terminate a disturbance of its rhythm, ARRHYTHMIAS, CA...

Electric Fish - Fishes which generate an electric discharge. The voltage of the discharge varies from weak to strong...

Electric Impedance - The resistance to the flow of either alternating or direct electrical current....

Electric Injuries - Injuries caused by electric currents. The concept excludes electric burns (BURNS, ELECTRIC), but inc...

Electric Organ - In about 250 species of electric fishes, modified muscle fibers forming disklike multinucleate plate...

Electric Power Supplies - Devices that control the supply of electric current for running electrical equipment....

Electric Stimulation - Use of electric potential or currents to elicit biological responses....

Electric Stimulation Therapy - Application of electric current in treatment without the generation of perceptible heat. It includes...

Electric Wiring - An arrangement of wires distributing electricity....

Electrical Equipment and Supplies - Apparatus and instruments that generate and operate with ELECTRICITY, and their electrical component...

Electrical Synapses - Specialized junctions between NEURONS which connect the cytoplasm of one neuron to another allowing ...

Electricity - The physical effects involving the presence of electric charges at rest and in motion....

Electroacupuncture - A form of acupuncture with electrical impulses passing through the needles to stimulate NERVE TISSUE...

Electrocardiogram Pattern - Size, shape, and length of ECG parts, including waves, intervals, duration, and segments. Some heart...

Electrocardiography - Recording of the moment-to-moment electromotive forces of the HEART as projected onto various sites ...

Electrocardiography, Ambulatory - Method in which prolonged electrocardiographic recordings are made on a portable tape recorder (Holt...

Electrochemical Techniques - The utilization of an electrical current to measure, analyze, or alter chemicals or chemical reactio...

Electrochemistry - The study of chemical changes resulting from electrical action and electrical activity resulting fro...

Electrochemotherapy - A treatment modality that uses pulsed electrical currents to permeabilize cell membranes (ELECTROPOR...

Electrocoagulation - Procedures using an electrically heated wire or scalpel to treat hemorrhage (e.g., bleeding ulcers) ...

Electroconvulsive Therapy - Electrically induced CONVULSIONS primarily used in the treatment of severe AFFECTIVE DISORDERS and S...

Electrodes - Electric conductors through which electric currents enter or leave a medium, whether it be an electr...

Electrodes, Implanted - Electric conductors through which an electric current enters or leaves a medium. When inserted, usua...

Electrodiagnosis - Diagnosis of disease states by recording the spontaneous electrical activity of tissues or organs or...

Electroencephalography - Recording of electric currents developed in the brain by means of electrodes applied to the scalp, t...

Electrokymography - Radiographic technique combining a photoelectric recording system with fluoroscopy. It is used espec...

Electrolysis - Destruction by passage of a galvanic electric current, as in disintegration of a chemical compound i...

Electrolytes - Substances that dissociate into two or more ions, to some extent, in water. Solutions of electrolyte...

Electromagnetic Fields - Fields representing the joint interplay of electric and magnetic forces....

Electromagnetic Phenomena - Characteristics of ELECTRICITY and magnetism such as charged particles and the properties and behavi...

Electromyography - Recording of the changes in electric potential of muscle by means of surface or needle electrodes....

Electron Microscope Tomography - A tomographic technique for obtaining 3-dimensional images with transmission electron microscopy....

Electron Probe Microanalysis - Identification and measurement of ELEMENTS and their location based on the fact that X-RAYS emitted ...

Electron Spin Resonance Spectroscopy - A technique applicable to the wide variety of substances which exhibit paramagnetism because of the ...

Electron Transport - The process by which ELECTRONS are transported from a reduced substrate to molecular OXYGEN. (From B...

Electron Transport Chain Complex Proteins - A complex of enzymes and PROTON PUMPS located on the inner membrane of the MITOCHONDRIA and in bacte...

Electron Transport Complex I - A flavoprotein and iron sulfur-containing oxidoreductase complex that catalyzes the conversion of UB...

Electron Transport Complex II - A flavoprotein oxidase complex that contains iron-sulfur centers. It catalyzes the oxidation of SUCC...

Electron Transport Complex III - A multisubunit enzyme complex that contains CYTOCHROME B GROUP; CYTOCHROME C1; and iron-sulfur cente...

Electron Transport Complex IV - A multisubunit enzyme complex containing CYTOCHROME A GROUP; CYTOCHROME A3; two copper atoms; and 13...

Electronarcosis - Profound stupor produced by passing an electric current through the brain....

Electronic Health Records - Media that facilitate transportability of pertinent information concerning patient's illness across ...

Electronic Mail - Messages between computer users via COMPUTER COMMUNICATION NETWORKS. This feature duplicates most o...

Electronic Prescribing - The use of COMPUTER COMMUNICATION NETWORKS to store and transmit medical PRESCRIPTIONS....

Electronics - The study, control, and application of the conduction of ELECTRICITY through gases or vacuum, or thr...

Electronics, Medical - The research and development of ELECTRICAL EQUIPMENT AND SUPPLIES for such medical applications as d...

Electrons - Stable elementary particles having the smallest known negative charge, present in all elements; also...

Electron-Transferring Flavoproteins - Flavoproteins that serve as specific electron acceptors for a variety of DEHYDROGENASES. They partic...

Electronystagmography - Recording of nystagmus based on changes in the electrical field surrounding the eye produced by the ...

Electrooculography - Recording of the average amplitude of the resting potential arising between the cornea and the retin...

Electroosmosis - The motion of a liquid through a membrane (or plug or capillary) consequent upon the application of ...

Electrophoresis - An electrochemical process in which macromolecules or colloidal particles with a net electric charge...

Electrophoresis, Agar Gel - Electrophoresis in which agar or agarose gel is used as the diffusion medium....

Electrophoresis, Capillary - A highly-sensitive (in the picomolar range, which is 10,000-fold more sensitive than conventional el...

Electrophoresis, Cellulose Acetate - Electrophoresis in which cellulose acetate is the diffusion medium....

Electrophoresis, Disc - Electrophoresis in which discontinuities in both the voltage and pH gradients are introduced by usin...

Electrophoresis, Gel, Pulsed-Field - Electrophoresis in which the direction of the electric field is changed periodically. This technique...

Electrophoresis, Gel, Two-Dimensional - Electrophoresis in which a second perpendicular electrophoretic transport is performed on the separa...

Electrophoresis, Microchip - A highly miniaturized version of ELECTROPHORESIS performed in a microfluidic device....

Electrophoresis, Paper - Electrophoresis in which paper is used as the diffusion medium. This technique is confined almost en...

Electrophoresis, Polyacrylamide Gel - Electrophoresis in which a polyacrylamide gel is used as the diffusion medium....

Electrophoresis, Starch Gel - Electrophoresis in which a starch gel (a mixture of amylose and amylopectin) is used as the diffusio...

Electrophoretic Mobility Shift Assay - An electrophoretic technique for assaying the binding of one compound to another. Typically one comp...

Electrophorus - A genus of fish, in the family GYMNOTIFORMES, capable of producing an electric shock that immobilize...

Electrophysiologic Techniques, Cardiac - Methods to induce and measure electrical activities at specific sites in the heart to diagnose and t...

Electrophysiological Phenomena - The electrical properties, characteristics of living organisms, and the processes of organisms or th...

Electrophysiological Processes - The functions and activities of living organisms or their parts involved in generating and respondin...

Electrophysiology - The study of the generation and behavior of electrical charges in living organisms particularly the ...

Electroplating - Coating with a metal or alloy by electrolysis....

Electroporation - A technique in which electric pulses of intensity in kilovolts per centimeter and of microsecond-to-...

Electroretinography - Recording of electric potentials in the retina after stimulation by light....

Electroshock - Induction of a stress reaction in experimental subjects by means of an electrical shock; applies to ...

Electrosurgery - Division of tissues by a high-frequency current applied locally with a metal instrument or needle. (...

Eledoisin - A peptide extracted from the posterior salivary glands of certain small octopi (Eledone spp., Mollus...

Elementary Particle Interactions - The interactions of particles responsible for their scattering and transformations (decays and react...

Elementary Particles - Individual components of atoms, usually subatomic; subnuclear particles are usually detected only wh...

Elements - Substances that comprise all matter. Each element is made up of atoms that are identical in number o...

Elements, Radioactive - Elements which exhibit atomic emission due to natural or artificial nuclear transformation. These el...

Eleocharis - A plant genus of the family CYPERACEAE....

Elephantiasis - Hypertrophy and thickening of the tissues from any cause. Elephantiasis caused by filarial infection...

Elephantiasis, Filarial - Parasitic infestation of the human lymphatic system by WUCHERERIA BANCROFTI or BRUGIA MALAYI. It is ...

Elephants - Large mammals in the family Elephantidae, with columnar limbs, bulky bodies, and elongated snouts. T...

Elettaria - A plant genus of the family ZINGIBERACEAE, order Zingiberales, subclass Zingiberidae. Elettaria card...

Eleusine - A plant genus of the family POACEAE. Finger millet or raggee (E. coracana) is an important food grai...

Eleutherococcus - A plant genus in the family ARALIACEAE, order Apiales, subclass Rosidae. It is best known as an ada...

Elevators and Escalators - Mechanical ascending and descending devices which convey objects and/or people....

Eligibility Determination - Criteria to determine eligibility of patients for medical care programs and services....

Elimination Disorders - Excretory-related psychiatric disorders usually diagnosed in infancy or childhood....

Eliminative Behavior, Animal - Behavior associated with the elimination of feces and urine from the body....

Ellagic Acid - A fused four ring compound occurring free or combined in galls. Isolated from the kino of Eucalyptus...

Ellipticines - Pyrido-CARBAZOLES originally discovered in the bark of OCHROSIA ELLIPTICA. They inhibit DNA and RNA ...

Elliptocytosis, Hereditary - An intrinsic defect of erythrocytes inherited as an autosomal dominant trait. The erythrocytes assum...

Ellis-Van Creveld Syndrome - Dwarfism occurring in association with defective development of skin, hair, and teeth, polydactyly, ...

Elongation Factor 2 Kinase - A monomeric calcium-calmodulin-dependent protein kinase subtype that specifically phosphorylates PEP...

Elymus - A plant genus of the family POACEAE. The common name of wildrye is used with some other grasses....

Emaciation - Clinical manifestation of excessive LEANNESS usually caused by disease or a lack of nutrition (MALNU...

Embalming - Process of preserving a dead body to protect it from decay....

Embelia - A plant genus of the family MYRSINACEAE. Members contain embelin....

Emblems and Insignia - Figures or symbols identifying or representing organizations or societies....

Embolectomy - Surgical removal of an obstructing clot or foreign material which has been transported from a distan...

Embolism - Blocking of a blood vessel by an embolus which can be a blood clot or other undissolved material in ...

Embolism and Thrombosis - A collective term for pathological conditions which are caused by the formation of a blood clot (THR...

Embolism, Air - Blocking of a blood vessel by air bubbles that enter the circulatory system, usually after TRAUMA; s...

Embolism, Amniotic Fluid - Blocking of maternal circulation by AMNIOTIC FLUID that is forced into uterine VEINS by strong UTERI...

Embolism, Cholesterol - Blocking of a blood vessel by CHOLESTEROL-rich atheromatous deposits, generally occurring in the flo...

Embolism, Fat - Blocking of a blood vessel by fat deposits in the circulation. It is often seen after fractures of l...

Embolism, Paradoxical - Blockage of an artery due to passage of a clot (THROMBUS) from a systemic vein to a systemic artery ...

Embolization, Therapeutic - A method of hemostasis utilizing various agents such as Gelfoam, silastic, metal, glass, or plastic ...

Embryo Culture Techniques - The technique of maintaining or growing mammalian EMBRYOS in vitro. This method offers an opportunit...

Embryo Disposition - Process for deciding utilization or disposal of an embryo that is fertilized but not immediately tra...

Embryo Implantation - Endometrial implantation of EMBRYO, MAMMALIAN at the BLASTOCYST stage....

Embryo Implantation, Delayed - Delay in the attachment and implantation of BLASTOCYST to the uterine ENDOMETRIUM. The blastocyst re...

Embryo Loss - Early pregnancy loss during the EMBRYO, MAMMALIAN stage of development. In the human, this period co...

Embryo Research - Experimentation on, or using the organs or tissues from, a human or other mammalian conceptus during...

Embryo Transfer - The transfer of mammalian embryos from an in vivo or in vitro environment to a suitable host to impr...

Embryo, Mammalian - The entity of a developing mammal (MAMMALS), generally from the cleavage of a ZYGOTE to the end of e...

Embryo, Nonmammalian - The developmental entity of a fertilized egg (ZYGOTE) in animal species other than MAMMALS. For chic...

Embryology - The study of the development of an organism during the embryonic and fetal stages of life....

Embryonal Carcinoma Stem Cells - The malignant stem cells of TERATOCARCINOMAS, which resemble pluripotent stem cells of the BLASTOCYS...

Embryonic and Fetal Development - Morphological and physiological development of EMBRYOS or FETUSES....

Embryonic Development - Morphological and physiological development of EMBRYOS....

Embryonic Induction - The complex processes of initiating CELL DIFFERENTIATION in the embryo. The precise regulation by ce...

Embryonic Stem Cells - Cells derived from the BLASTOCYST INNER CELL MASS which forms before implantation in the uterine wal...

Embryonic Structures - The anatomical parts that make up an organism in the early stages of development....

Emepronium - A muscarinic antagonist used mainly in the treatment of urinary syndromes. It is incompletely absorb...

Emergencies - Situations or conditions requiring immediate intervention to avoid serious adverse results....

Emergency Medical Service Communication Systems - The use of communication systems, such as telecommunication, to transmit emergency information to ap...

Emergency Medical Services - Services specifically designed, staffed, and equipped for the emergency care of patients....

Emergency Medical Technicians - Paramedical personnel trained to provide basic emergency care and life support under the supervision...

Emergency Medicine - The branch of medicine concerned with the evaluation and initial treatment of urgent and emergent me...

Emergency Nursing - The specialty or practice of nursing in the care of patients admitted to the emergency department....

Emergency Service, Hospital - Hospital department responsible for the administration and provision of immediate medical or surgica...

Emergency Services, Psychiatric - Organized services to provide immediate psychiatric care to patients with acute psychological distur...

Emergency Treatment - First aid or other immediate intervention for accidents or medical conditions requiring immediate ca...

Emericella - A genus in the family Trichocomaceae, order EUROTIALES. The anamorph is ASPERGILLUS....

Emetics - Agents that cause vomiting. They may act directly on the gastrointestinal tract, bringing about emes...

Emetine - The principal alkaloid of ipecac, from the ground roots of Uragoga (or Cephaelis) ipecacuanha or U. ...

Emigrants and Immigrants - People who leave their place of residence in one country and settle in a different country....

Emigration and Immigration - The process of leaving one's country to establish residence in a foreign country....

Emodin - Purgative anthraquinone found in several plants, especially Rhamnus frangula. It was formerly used a...

Emollients - Oleagenous substances used topically to soothe, soften or protect skin or mucous membranes. They are...

Emotional Intelligence - The ability to understand and manage emotions and to use emotional knowledge to enhance thought and ...

Emotions - Those affective states which can be experienced and have arousing and motivational properties....

Empathy - An individual's objective and insightful awareness of the feelings and behavior of another person. I...

Emphysema - A pathological accumulation of air in tissues or organs....

Emphysematous Cholecystitis - A variant of acute cholecystitis with inflammation of the GALLBLADDER that is characterized by the p...

Empirical Research - The study, based on direct observation, use of statistical records, interviews, or experimental meth...

Empiricism - One of the principal schools of medical philosophy in ancient Greece and Rome. It developed in Alexa...

Employee Discipline - Regulations or conditions imposed on employees by management in order to correct or prevent behavior...

Employee Grievances - Formal procedures whereby the employee expresses any dissatisfaction or feeling of injustice regardi...

Employee Incentive Plans - Programs designed by management to motivate employees to work more efficiently with increased produc...

Employee Performance Appraisal - The assessment of the functioning of an employee in relation to work....

Employee Retirement Income Security Act - A 1974 Federal act which preempts states' rights with regard to workers' pension benefits and employ...

Employer Health Costs - That portion of total HEALTH CARE COSTS borne by an individual's or group's employing organization....

Employment - The state of being engaged in an activity or service for wages or salary....

Employment, Supported - Paid work for mentally or physically disabled persons, taking place in regular or normal work settin...

Empty Sella Syndrome - A condition when the SELLA TURCICA is not filled with pituitary tissue. The pituitary gland is eithe...

Empyema - Presence of pus in a hollow organ or body cavity....

Empyema, Pleural - Suppurative inflammation of the pleural space....

Empyema, Subdural - An intracranial or rarely intraspinal suppurative process invading the space between the inner surfa...

Empyema, Tuberculous - Empyema due to MYCOBACTERIUM TUBERCULOSIS....

Emulsifying Agents - SURFACE-ACTIVE AGENTS that induce a dispersion of undissolved material throughout a liquid....

Emulsions - Colloids formed by the combination of two immiscible liquids such as oil and water. Lipid-in-water e...

Enalapril - One of the ANGIOTENSIN-CONVERTING ENZYME INHIBITORS that is used to treat hypertension....

Enalaprilat - The active metabolite of ENALAPRIL and a potent intravenously administered angiotensin-converting en...

Enamel Microabrasion - Mechanical removal of a small amount of tooth structure (not more than a few tenths of a millimeter ...

Enamel Organ - Epithelial cells surrounding the dental papilla and differentiated into three layers: the inner enam...

Enbucrilate - A tissue adhesive that is applied as a monomer to moist tissue and polymerizes to form a bond. It is...

Encainide - One of the ANTI-ARRHYTHMIA AGENTS, it blocks SODIUM CHANNELS and slows conduction within the His-Pur...

Encephalitis - Inflammation of the BRAIN due to infection, autoimmune processes, toxins, and other conditions. Vira...

Encephalitis Virus, California - A species in the ORTHOBUNYAVIRUS genus of the family BUNYAVIRIDAE. Serotypes are found in temperate ...

Encephalitis Virus, Eastern Equine - A species of ALPHAVIRUS causing encephalomyelitis in Equidae and humans. The virus ranges along the ...

Encephalitis Virus, Japanese - A species of FLAVIVIRUS, one of the Japanese encephalitis virus group (ENCEPHALITIS VIRUSES, JAPANES...

Encephalitis Virus, Murray Valley - A species of FLAVIVIRUS, one of the Japanese encephalitis virus group (ENCEPHALITIS VIRUSES, JAPANES...

Encephalitis Virus, St. Louis - A species of FLAVIVIRUS, one of the Japanese encephalitis virus group (ENCEPHALITIS VIRUSES, JAPANES...

Encephalitis Virus, Venezuelan Equine - A species of ALPHAVIRUS that is the etiologic agent of encephalomyelitis in humans and equines. It i...

Encephalitis Virus, Western Equine - A species of ALPHAVIRUS that is the etiologic agent of encephalomyelitis in humans and equines in th...

Encephalitis Viruses - A collection of single-stranded RNA viruses scattered across the Bunyaviridae, Flaviviridae, and Tog...

Encephalitis Viruses, Japanese - A subgroup of the genus FLAVIVIRUS which comprises a number of viral species that are the etiologic ...

Encephalitis Viruses, Tick-Borne - A subgroup of the genus FLAVIVIRUS that causes encephalitis and hemorrhagic fevers and is found in e...

Encephalitis, Arbovirus - Infections of the brain caused by arthropod-borne viruses (i.e., arboviruses) primarily from the fam...

Encephalitis, California - A viral infection of the brain caused by serotypes of California encephalitis virus (ENCEPHALITIS VI...

Encephalitis, Herpes Simplex - An acute (or rarely chronic) inflammatory process of the brain caused by SIMPLEXVIRUS infections whi...

Encephalitis, Japanese - A mosquito-borne encephalitis caused by the Japanese B encephalitis virus (ENCEPHALITIS VIRUS, JAPAN...

Encephalitis, St. Louis - A viral encephalitis caused by the St. Louis encephalitis virus (ENCEPHALITIS VIRUS, ST. LOUIS), a F...

Encephalitis, Tick-Borne - Encephalitis caused by neurotropic viruses that are transmitted via the bite of TICKS. In Europe, th...

Encephalitis, Varicella Zoster - Inflammation of brain tissue caused by infection with the varicella-zoster virus (HERPESVIRUS 3, HUM...

Encephalitis, Viral - Inflammation of brain parenchymal tissue as a result of viral infection. Encephalitis may occur as p...

Encephalitozoon - A genus of FUNGI originally considered a member of the class SPOROZOEA but now recognized as part of...

Encephalitozoon cuniculi - A species of parasitic FUNGI. This intracellular parasite is found in the BRAIN; HEART; and KIDNEYS ...

Encephalitozoonosis - Infection with FUNGI of the genus ENCEPHALITOZOON. Lesions commonly occur in the BRAIN and KIDNEY tu...

Encephalocele - Brain tissue herniation through a congenital or acquired defect in the skull. The majority of congen...

Encephalomalacia - Softening or loss of brain tissue following CEREBRAL INFARCTION; cerebral ischemia (see BRAIN ISCHEM...

Encephalomyelitis - A general term indicating inflammation of the BRAIN and SPINAL CORD, often used to indicate an infec...

Encephalomyelitis Virus, Avian - A tentative species in the genus HEPATOVIRUS infecting primarily young chicks, but also found in tur...

Encephalomyelitis, Acute Disseminated - An acute or subacute inflammatory process of the CENTRAL NERVOUS SYSTEM characterized histologically...

Encephalomyelitis, Autoimmune, Experimental - An experimental animal model for central nervous system demyelinating disease. Inoculation with a wh...

Encephalomyelitis, Eastern Equine - A form of arboviral encephalitis (primarily affecting equines) endemic to eastern regions of North A...

Encephalomyelitis, Enzootic Porcine - A picornavirus infection producing symptoms similar to poliomyelitis in pigs....

Encephalomyelitis, Equine - A group of ALPHAVIRUS INFECTIONS which affect horses and man, transmitted via the bites of mosquitoe...

Encephalomyelitis, Venezuelan Equine - A form of arboviral encephalitis endemic to Central America and the northern latitudes of South Amer...

Encephalomyelitis, Western Equine - A form of arboviral encephalitis (which primarily affects horses) endemic to western and central reg...

Encephalomyocarditis virus - The type species of CARDIOVIRUS causing encephalomyelitis and myocarditis in rodents, pigs, and monk...

Encephalopathy, Bovine Spongiform - A transmissible spongiform encephalopathy of cattle associated with abnormal prion proteins in the b...

Enchondromatosis - Benign growths of cartilage in the metaphyses of several bones....

Encopresis - Incontinence of feces not due to organic defect or illness....

Encyclopedias - Works containing informational articles on subjects in every field of knowledge, usually arranged in...

Encyclopedias as Topic - Works containing information articles on subjects in every field of knowledge, usually arranged in a...

Endangered Species - An animal or plant species in danger of extinction. Causes can include human activity, changing clim...

Endarterectomy - Surgical excision, performed under general anesthesia, of the atheromatous tunica intima of an arter...

Endarterectomy, Carotid - The excision of the thickened, atheromatous tunica intima of a carotid artery....

Endarteritis - Inflammation of the inner endothelial lining (TUNICA INTIMA) of an artery....

Endemic Diseases - The constant presence of diseases or infectious agents within a given geographic area or population ...

Endo-1,3(4)-beta-Glucanase - An endocellulase with specificity for the hydrolysis of 1,3- or 1,4-linkages in beta-D-glucans. This...

Endo-1,4-beta Xylanases - Enzymes which catalyze the endohydrolysis of 1,4-beta-D-xylosidic linkages in XYLANS....

Endocannabinoids - Endogenous compounds that bind to CANNABINOID RECEPTORS. They are structurally different from the CA...

Endocardial Cushion Defects - A spectrum of septal defects involving the ATRIAL SEPTUM; VENTRICULAR SEPTUM; and the atrioventricul...

Endocardial Cushions - A fetal heart structure that is the bulging areas in the cardiac septum between the HEART ATRIA and ...

Endocardial Fibroelastosis - A condition characterized by the thickening of ENDOCARDIUM due to proliferation of fibrous and elast...

Endocarditis - Inflammation of the inner lining of the heart (ENDOCARDIUM), the continuous membrane lining the four...

Endocarditis, Bacterial - Inflammation of the ENDOCARDIUM caused by BACTERIA that entered the bloodstream. The strains of bact...

Endocarditis, Subacute Bacterial - ENDOCARDIUM infection that is usually caused by STREPTOCOCCUS. Subacute infective endocarditis evolv...

Endocardium - The innermost layer of the heart, comprised of endothelial cells....

Endocrine Cells - Secretory cells of the ductless glands. They secrete HORMONES directly into the blood circulation (i...

Endocrine Disruptors - Exogenous agents, synthetic and naturally occurring, which are capable of disrupting the functions o...

Endocrine Gland Neoplasms - Tumors or cancer of the ENDOCRINE GLANDS....

Endocrine Glands - Ductless glands that secrete HORMONES directly into the BLOOD CIRCULATION. These hormones influence ...

Endocrine Surgical Procedures - Surgery performed on any endocrine gland....

Endocrine System - The system of glands that release their secretions (hormones) directly into the circulatory system. ...

Endocrine System Diseases - Pathological processes of the ENDOCRINE GLANDS, and diseases resulting from abnormal level of availa...

Endocrinology - A subspecialty of internal medicine concerned with the metabolism, physiology, and disorders of the ...

Endocytosis - Cellular uptake of extracellular materials within membrane-limited vacuoles or microvesicles. ENDOSO...

Endodeoxyribonucleases - A group of enzymes catalyzing the endonucleolytic cleavage of DNA. They include members of EC 3.1.21...

Endoderm - The inner of the three germ layers of an embryo....

Endodermal Sinus Tumor - An unusual and aggressive tumor of germ-cell origin that reproduces the extraembryonic structures of...

Endodontics - A dental specialty concerned with the maintenance of the dental pulp in a state of health and the tr...

Endogenous Retroviruses - Retroviruses that have integrated into the germline (PROVIRUSES) that have lost infectious capabilit...

Endolimax - A genus of ameboid protozoa found in the intestines of vertebrates and invertebrates....

Endolymph - The lymph fluid found in the membranous labyrinth of the ear. (McGraw-Hill Dictionary of Scientific ...

Endolymphatic Duct - The part of the membranous labyrinth that traverses the bony vestibular aqueduct and emerges through...

Endolymphatic Hydrops - An accumulation of ENDOLYMPH in the inner ear (LABYRINTH) leading to buildup of pressure and distort...

Endolymphatic Sac - The blind pouch at the end of the endolymphatic duct. It is a storage reservoir for excess ENDOLYMPH...

Endolymphatic Shunt - Surgical fistulization of the membranous labyrinth of the inner ear with mastoid, subarachnoid or co...

Endometrial Ablation Techniques - Procedures used for the targeted destruction of the mucous membrane lining of the uterine cavity....

Endometrial Hyperplasia - Benign proliferation of the ENDOMETRIUM in the UTERUS. Endometrial hyperplasia is classified by its ...

Endometrial Neoplasms - Tumors or cancer of ENDOMETRIUM, the mucous lining of the UTERUS. These neoplasms can be benign or m...

Endometrial Stromal Tumors - Neoplasms of the endometrial stroma that sometimes involve the MYOMETRIUM. These tumors contain cell...

Endometriosis - A condition in which functional endometrial tissue is present outside the UTERUS. It is often confin...

Endometritis - Inflammation of the ENDOMETRIUM, usually caused by intrauterine infections. Endometritis is the most...

Endometrium - The mucous membrane lining of the uterine cavity that is hormonally responsive during the MENSTRUAL ...

Endomyces - A genus of ascomycetous yeast in the family Endomycetaceae, order SACCHAROMYCETALES. They have been ...

Endomyocardial Fibrosis - A condition characterized by the thickening of the ventricular ENDOCARDIUM and subendocardium (MYOCA...

Endonucleases - Enzymes that catalyze the hydrolysis of the internal bonds and thereby the formation of polynucleoti...

Endopeptidase Clp - An ATP-dependent protease found in prokaryotes, CHLOROPLASTS, and MITOCHONDRIA. It is a soluble mult...

Endopeptidase K - An enzyme that catalyzes the hydrolysis of keratin, and of other proteins with subtilisin-like speci...

Endopeptidases - A subclass of PEPTIDE HYDROLASES that catalyze the internal cleavage of PEPTIDES or PROTEINS....

Endophthalmitis - Suppurative inflammation of the tissues of the internal structures of the eye; not all layers of the...

Endoplasmic Reticulum - A system of cisternae in the CYTOPLASM of many cells. In places the endoplasmic reticulum is continu...

Endoplasmic Reticulum, Rough - A type of endoplasmic reticulum (ER) where polyribosomes are present on the cytoplasmic surfaces of ...

Endoplasmic Reticulum, Smooth - A type of endoplasmic reticulum lacking associated ribosomes on the membrane surface. It exhibits a ...

Endoribonucleases - A family of enzymes that catalyze the endonucleolytic cleavage of RNA. It includes EC 3.1.26.-, EC 3...

Endorphins - One of the three major groups of endogenous opioid peptides. They are large peptides derived from th...

Endoscopes - Instruments for the visual examination of interior structures of the body. There are rigid endoscope...

Endoscopes, Gastrointestinal - Instruments for the visual examination of the interior of the gastrointestinal tract....

Endoscopy - Procedures of applying ENDOSCOPES for disease diagnosis and treatment. Endoscopy involves passing an...

Endoscopy, Digestive System - Endoscopic examination, therapy or surgery of the digestive tract....

Endoscopy, Gastrointestinal - Endoscopic examination, therapy or surgery of the gastrointestinal tract....

Endosomal Sorting Complexes Required for Transport - A set of protein subcomplexes involved in PROTEIN SORTING of UBIQUITINATED PROTEINS into intralumina...

Endosomes - Cytoplasmic vesicles formed when COATED VESICLES shed their CLATHRIN coat. Endosomes internalize mac...

Endosonography - Ultrasonography of internal organs using an ultrasound transducer sometimes mounted on a fiberoptic ...

Endosperm - Nutritive tissue of the seeds of flowering plants that surrounds the EMBRYOS. It is produced by a pa...

Endospore-Forming Bacteria - A group of rods or cocci whose taxonomic affinities are uncertain. They form endospores, thick-walle...

Endostatins - Angiostatic proteins that are formed from proteolytic cleavage of COLLAGEN TYPE XVIII....

Endosulfan - A polychlorinated compound used for controlling a variety of insects. It is practically water-insolu...

Endothelial Cells - Highly specialized EPITHELIAL CELLS that line the HEART; BLOOD VESSELS; and lymph vessels, forming t...

Endothelial Growth Factors - These growth factors are soluble mitogens secreted by a variety of organs. The factors are a mixture...

Endothelin-1 - A 21-amino acid peptide produced in a variety of tissues including endothelial and vascular smooth-m...

Endothelin-2 - A 21-amino acid peptide produced predominantly within the kidney and intestine, with smaller amounts...

Endothelin-3 - A 21-amino acid peptide that circulates in the plasma, but its source is not known. Endothelin-3 has...

Endothelins - 21-Amino-acid peptides produced by vascular endothelial cells and functioning as potent vasoconstric...

Endothelium - A layer of epithelium that lines the heart, blood vessels (ENDOTHELIUM, VASCULAR), lymph vessels (EN...

Endothelium, Corneal - Single layer of large flattened cells covering the surface of the cornea....

Endothelium, Lymphatic - Unbroken cellular lining (intima) of the lymph vessels (e.g., the high endothelial lymphatic venules...

Endothelium, Vascular - Single pavement layer of cells which line the luminal surface of the entire vascular system and regu...

Endothelium-Dependent Relaxing Factors - Paracrine substances produced by the VASCULAR ENDOTHELIUM with VASCULAR SMOOTH MUSCLE relaxation (VA...

Endotoxemia - A condition characterized by the presence of ENDOTOXINS in the blood. On lysis, the outer cell wall ...

Endotoxins - Toxins closely associated with the living cytoplasm or cell wall of certain microorganisms, which do...

Endpoint Determination - Establishment of the level of a quantifiable effect indicative of a biologic process. The evaluation...

Endrin - An organochlorine compound that was formerly used as an insecticide. Its manufacture and use has bee...

Enediynes - Compounds with triple bonds to each side of a double bond. Many of these are CYTOTOXINS and are rese...

Enema - A solution or compound that is introduced into the RECTUM with the purpose of cleansing the COLON or...

Energy Intake - Total number of calories taken in daily whether ingested or by parenteral routes....

Energy Metabolism - The chemical reactions involved in the production and utilization of various forms of energy in cell...

Energy Transfer - The transfer of energy of a given form among different scales of motion. (From McGraw-Hill Dictionar...

Energy-Generating Resources - Natural sources from which power is obtained....

Enflurane - An extremely stable inhalation anesthetic that allows rapid adjustments of anesthesia depth with lit...

Engineering - The practical application of physical, mechanical, and mathematical principles. (Stedman, 25th ed)...

Enhancer Elements, Genetic - Cis-acting DNA sequences which can increase transcription of genes. Enhancers can usually function i...

Enkephalin, Ala(2)-MePhe(4)-Gly(5)- - An enkephalin analog that selectively binds to the MU OPIOID RECEPTOR. It is used as a model for dru...

Enkephalin, D-Penicillamine (2,5)- - A disulfide opioid pentapeptide that selectively binds to the DELTA OPIOID RECEPTOR. It possesses an...

Enkephalin, Leucine - One of the endogenous pentapeptides with morphine-like activity. It differs from MET-ENKEPHALIN in t...

Enkephalin, Leucine-2-Alanine - A delta-selective opioid (ANALGESICS, OPIOID). It can cause transient depression of mean arterial bl...

Enkephalin, Methionine - One of the endogenous pentapeptides with morphine-like activity. It differs from LEU-ENKEPHALIN by t...

Enkephalins - One of the three major families of endogenous opioid peptides. The enkephalins are pentapeptides tha...

Enophthalmos - Recession of the eyeball into the orbit....

Enoplida - An order of nematodes of the subclass ADENOPHOREA. Its organisms commonly have a cylindrical esophag...

Enoplida Infections - Infections with nematodes of the order ENOPLIDA....

Enoxacin - A broad-spectrum 6-fluoronaphthyridinone antibacterial agent (FLUOROQUINOLONES) structurally related...

Enoxaparin - Low-molecular-weight fragment of heparin, having a 4-enopyranosuronate sodium structure at the non-r...

Enoximone - 1,3-Dihydro-4-methyl-5-(4-(methylthio)benzoyl)-2H-imidazol-2-one. A selective phosphodiesterase inhi...

Enoyl-(Acyl-Carrier Protein) Reductase (NADPH, B-Specific) - An enzyme that catalyzes the oxidation of acyl-[acyl-carrier protein] to trans-2,3-dehydroacyl-[acyl...

Enoyl-(Acyl-Carrier-Protein) Reductase (NADH) - An NAD-dependent enzyme that catalyzes the oxidation of acyl-[acyl-carrier protein] to trans-2,3-deh...

Enoyl-CoA Hydratase - An enzyme that catalyzes reversibly the hydration of unsaturated fatty acyl-CoA to yield beta-hydrox...

Enprostil - A synthetic PGE2 analog that has an inhibitory effect on gastric acid secretion, a mucoprotective ef...

Entamoeba - A genus of ameboid protozoa characterized by the presence of beaded chromatin on the inner surface o...

Entamoeba histolytica - A species of parasitic protozoa causing ENTAMOEBIASIS and amebic dysentery (DYSENTERY, AMEBIC). Char...

Entamoebiasis - Infection with amoebae of the genus ENTAMOEBA. Infection with E. histolytica causes DYSENTERY, AMEBI...

Enteral Nutrition - Nutritional support given via the alimentary canal or any route connected to the gastrointestinal sy...

Enteric Nervous System - Two ganglionated neural plexuses in the gut wall which form one of the three major divisions of the ...

Enteritis - Inflammation of any segment of the SMALL INTESTINE....

Enteritis, Transmissible, of Turkeys - An acute, highly contagious virus disease of turkeys characterized by chilling, anorexia, decreased ...

Enterobacter - Gram-negative gas-producing rods found in feces of humans and other animals, sewage, soil, water, an...

Enterobacter aerogenes - Gram-negative, capsulated, gas-producing rods found widely in nature. Both motile and non-motile str...

Enterobacter cloacae - A species of gram-negative, facultatively anaerobic, rod-shaped bacteria that occurs in water, sewag...

Enterobacter sakazakii - A species of gram-negative bacteria in the genus ENTEROBACTER, found in the environment and in foods...

Enterobacteriaceae - A family of gram-negative, facultatively anaerobic, rod-shaped bacteria that do not form endospores....

Enterobacteriaceae Infections - Infections with bacteria of the family ENTEROBACTERIACEAE....

Enterobactin - An iron-binding cyclic trimer of 2,3-dihydroxy-N-benzoyl-L-serine. It is produced by E COLI and othe...

Enterobiasis - Infection with nematodes of the genus ENTEROBIUS; E. vermicularis, the pinworm of man, causes a craw...

Enterobius - A genus of intestinal nematode worms which includes the pinworm or threadworm Enterobius vermiculari...

Enterochromaffin Cells - A subtype of enteroendocrine cells found in the gastrointestinal MUCOSA, particularly in the glands ...

Enterochromaffin-like Cells - Neuroendocrine cells in the glands of the GASTRIC MUCOSA. They produce HISTAMINE and peptides such a...

Enterococcus - A genus of gram-positive, coccoid bacteria consisting of organisms causing variable hemolysis that a...

Enterococcus faecalis - A species of gram-positive, coccoid bacteria commonly isolated from clinical specimens and the human...

Enterococcus faecium - A species of gram-positive, coccoid bacteria whose organisms are normal flora of the intestinal trac...

Enterocolitis - Inflammation of the MUCOSA of both the SMALL INTESTINE and the LARGE INTESTINE. Etiology includes IS...

Enterocolitis, Necrotizing - ENTEROCOLITIS with extensive ulceration (ULCER) and NECROSIS. It is observed primarily in LOW BIRTH ...

Enterocolitis, Neutropenic - A syndrome characterized by inflammation in the ILEUM, the CECUM, and the ASCENDING COLON. It is obs...

Enterocolitis, Pseudomembranous - An acute inflammation of the INTESTINAL MUCOSA that is characterized by the presence of pseudomembra...

Enterocytes - Absorptive cells in the lining of the INTESTINAL MUCOSA. They are differentiated EPITHELIAL CELLS wi...

Enterocytozoon - A genus of parasitic FUNGI in the family Enterocytozoonidae, which infects humans. Enterocytozoon bi...

Enteroendocrine Cells - Cells found throughout the lining of the GASTROINTESTINAL TRACT that contain and secrete regulatory ...

Enterohemorrhagic Escherichia coli - Strains of ESCHERICHIA COLI that are a subgroup of SHIGA-TOXIGENIC ESCHERICHIA COLI. They cause non-...

Enterohepatic Circulation - Recycling through liver by excretion in bile, reabsorption from intestines into portal circulation, ...

Enteropathogenic Escherichia coli - Strains of ESCHERICHIA COLI characterized by attaching-and-effacing histopathology. These strains of...

Enteropeptidase - A specialized proteolytic enzyme secreted by intestinal cells. It converts TRYPSINOGEN into its acti...

Enterosorption - Adsorption of substances from the gastrointestinal tract onto an orally administered sorbent medium ...

Enterostomy - Creation of an artificial external opening or fistula in the intestines....

Enterotoxemia - Disease caused by the liberation of exotoxins of CLOSTRIDIUM PERFRINGENS in the intestines of sheep,...

Enterotoxigenic Escherichia coli - Strains of ESCHERICHIA COLI that produce or contain at least one member of either heat-labile or hea...

Enterotoxins - Substances that are toxic to the intestinal tract causing vomiting, diarrhea, etc.; most common ente...

Enterovirus - A genus of the family PICORNAVIRIDAE whose members preferentially inhabit the intestinal tract of a ...

Enterovirus A, Human - A species of ENTEROVIRUS infecting humans and containing 10 serotypes, mostly coxsackieviruses....

Enterovirus B, Human - A species of ENTEROVIRUS infecting humans and containing 36 serotypes. It is comprised of all the ec...

Enterovirus C, Human - A species of ENTEROVIRUS infecting humans and containing 11 serotypes, all coxsackieviruses....

Enterovirus D, Human - A species of ENTEROVIRUS infecting humans and consisting of 2 serotypes: Human enterovirus 68 and Hu...

Enterovirus, Bovine - A species in the family ENTEROVIRUS infecting cattle....

Enteroviruses, Porcine - Species of ENTEROVIRUS causing mild to severe neurological diseases among pigs especially in Eastern...

Entomobirnavirus - A genus of RNA viruses of the family BIRNAVIRIDAE infecting fruitflies. Transmission is horizontal a...

Entomology - A discipline or occupation concerned with the study of INSECTS, including the biology and the contro...

Entomophthora - A genus of fungi in the family Entomophthoraceae, order Entomorphthorales. They are primarily parasi...

Entomophthorales - An order of fungi comprising mostly insect pathogens, though some infect mammals including humans. S...

Entomoplasmataceae - A family of gram-negative, nonhelical, arthropod-associated bacteria in the order Entomoplasmatales....

Entomopoxvirinae - A subfamily of POXVIRIDAE comprising poxviruses infecting insects including members of COLEOPTERA; D...

Entopeduncular Nucleus - A portion of the nucleus of ansa lenticularis located medial to the posterior limb of the internal c...

Entorhinal Cortex - The cytoarchitecturally well-defined area of multilaminate cerebral cortex on the medial aspect of t...

Entrepreneurship - The organization, management, and assumption of risks of a business or enterprise, usually implying ...

Entropion - The turning inward (inversion) of the edge of the eyelid, with the tarsal cartilage turned inward to...

Entropy - The measure of that part of the heat or energy of a system which is not available to perform work. E...

Enuresis - Involuntary discharge of URINE after expected age of completed development of urinary control. This...

env Gene Products, Human Immunodeficiency Virus - Proteins encoded by the ENV GENE of the HUMAN IMMUNODEFICIENCY VIRUS....

Enviomycin - Cyclic basic peptide related to VIOMYCIN. It is isolated from an induced mutant of Streptomyces gris...

Environment - The external elements and conditions which surround, influence, and affect the life and development ...

Environment and Public Health - Natural and man-made environments and their impact on public health....

Environment Design - The structuring of the environment to permit or promote specific patterns of behavior....

Environment, Controlled - A state in which the environs of hospitals, laboratories, domestic and animal housing, work places, ...

Environmental Exposure - The exposure to potentially harmful chemical, physical, or biological agents in the environment or t...

Environmental Health - The science of controlling or modifying those conditions, influences, or forces surrounding man whic...

Environmental Illness - A polysymptomatic condition believed by clinical ecologists to result from immune dysregulation indu...

Environmental Medicine - Medical specialty concerned with environmental factors that may impinge upon human disease, and deve...

Environmental Microbiology - The study of microorganisms living in a variety of environments (air, soil, water, etc.) and their p...

Environmental Monitoring - The monitoring of the level of toxins, chemical pollutants, microbial contaminants, or other harmful...

Environmental Pollutants - Substances which pollute the environment. Use for environmental pollutants in general or for which t...

Environmental Remediation - Removal of ENVIRONMENTAL POLLUTANTS or contaminants for the general protection of the environment. T...

Enzootic Bovine Leukosis - A lymphoid neoplastic disease in cattle caused by the bovine leukemia virus. Enzootic bovine leukosi...

Enzyme Activation - Conversion of an inactive form of an enzyme to one possessing metabolic activity. It includes 1, act...

Enzyme Activators - Compounds or factors that act on a specific enzyme to increase its activity....

Enzyme Assays - Methods used to measure the relative activity of a specific enzyme or its concentration in solution....

Enzyme Induction - An increase in the rate of synthesis of an enzyme due to the presence of an inducer which acts to de...

Enzyme Inhibitors - Compounds or agents that combine with an enzyme in such a manner as to prevent the normal substrate-...

Enzyme Multiplied Immunoassay Technique - An immunoenzyme test for the presence of drugs and other substances in urine and blood. The test use...

Enzyme Precursors - Physiologically inactive substances that can be converted to active enzymes....

Enzyme Reactivators - Compounds which restore enzymatic activity by removing an inhibitory group bound to the reactive sit...

Enzyme Replacement Therapy - Therapeutic replacement or supplementation of defective or missing enzymes to alleviate the effects ...

Enzyme Repression - The interference in synthesis of an enzyme due to the elevated level of an effector substance, usual...

Enzyme Stability - The extent to which an enzyme retains its structural conformation or its activity when subjected to ...

Enzyme-Linked Immunosorbent Assay - An immunoassay utilizing an antibody labeled with an enzyme marker such as horseradish peroxidase. W...

Enzymes - Biological molecules that possess catalytic activity. They may occur naturally or be synthetically c...

Enzymes and Coenzymes - Biological catalysts and their cofactors....

Enzymes, Immobilized - Enzymes which are immobilized on or in a variety of water-soluble or water-insoluble matrices with l...

Eosine I Bluish - A red fluorescein dye used as a histologic stain. It may be cytotoxic, mutagenic, and inhibit certai...

Eosine Yellowish-(YS) - A versatile red dye used in cosmetics, pharmaceuticals, textiles, etc., and as tissue stain, vital s...

Eosinophil Cationic Protein - One of several basic proteins released from EOSINOPHIL cytoplasmic granules. Eosinophil cationic pro...

Eosinophil Granule Proteins - Proteins found in EOSINOPHIL granules. They are primarily basic proteins that play a role in host de...

Eosinophil Major Basic Protein - One of several basic proteins released from EOSINOPHIL cytoplasmic granules. Eosinophil major basic ...

Eosinophil Peroxidase - A 66-kDa peroxidase found in EOSINOPHIL granules. Eosinophil peroxidase is a cationic protein with a...

Eosinophil-Derived Neurotoxin - A 19-kDa cationic peptide found in EOSINOPHIL granules. Eosinophil-derived neurotoxin is a RIBONUCLE...

Eosinophilia - Abnormal increase of EOSINOPHILS in the blood, tissues or organs....

Eosinophilia-Myalgia Syndrome - A complex systemic syndrome with inflammatory and autoimmune components that affect the skin, fascia...

Eosinophilic Granuloma - The most benign and common form of Langerhans-cell histiocytosis which involves localized nodular le...

Eosinophils - Granular leukocytes with a nucleus that usually has two lobes connected by a slender thread of chrom...

Ependyma - A thin membrane that lines the ventricles of the brain and the central canal of the SPINAL CORD....

Ependymoma - Glioma derived from ependymocytes that tend to present as malignant intracranial tumors in children ...

Ephedra - A plant genus of the family Ephedraceae, order Ephedrales, class Gnetopsida, division Gnetophyta....

Ephedra sinica - A plant species of the family Ephedraceae, order Ephedrales, class Gnetopsida, division Gnetophyta. ...

Ephedrine - A phenethylamine found in EPHEDRA SINICA. PSEUDOEPHEDRINE is an isomer. It is an alpha- and beta-adr...

Ephemera - Works consisting of transient everyday items, usually printed on paper, that are produced for a spec...

Ephemeral Fever - An Ephemerovirus infection of cattle caused by bovine ephemeral fever virus (EPHEMERAL FEVER VIRUS, ...

Ephemeral Fever Virus, Bovine - The type species of EPHEMEROVIRUS causing disease in cattle. Transmission is by hematophagous arthro...

Ephemerovirus - A genus of the family RHABDOVIRIDAE which primarily infect cattle. EPHEMERAL FEVER VIRUS, BOVINE is ...

Ephrin-A1 - An ephrin that was originally identified as the product of an early response gene induced by TUMOR N...

Ephrin-A2 - A GLYCOINOSITOL PHOSPHOLIPID MEMBRANE ANCHOR-containing ephrin with a high affinity for the EPHA3 RE...

Ephrin-A3 - A GLYCOINOSITOL PHOSPHOLIPID MEMBRANE ANCHOR containing ephrin with a high affinity for the EPHA3 RE...

Ephrin-A4 - A GLYCOINOSITOL PHOSPHOLIPID MEMBRANE ANCHOR containing ephrin found in variety of adult tissue such...

Ephrin-A5 - A GLYCOINOSITOL PHOSPHOLIPID MEMBRANE ANCHOR containing ephrin found in developing tectum. It has be...

Ephrin-B1 - A transmembrane domain containing ephrin that is specific for EPHB1 RECEPTOR; EPHB2 RECEPTOR and EPH...

Ephrin-B2 - A transmembrane domain containing ephrin that binds with high affinity to EPHB1 RECEPTOR; EPHB3 RECE...

Ephrin-B3 - A transmembrane domain containing ephrin. Although originally found to be specific for the EPHB3 REC...

Ephrins - Signaling proteins that are ligands for the EPH FAMILY RECEPTORS. They are membrane-bound proteins t...

Epicardial Mapping - Recording the locations and measurements of electrical activity in the EPICARDIUM by placing electro...

Epichloe - A genus of ascomycetous fungi in the family Clavicipitaceae, order HYPOCREALES, which are fungal sym...

Epichlorohydrin - A chlorinated epoxy compound used as an industrial solvent. It is a strong skin irritant and carcino...

Epidemiologic Factors - Events, characteristics, or other definable entities that have the potential to bring about a change...

Epidemiologic Measurements - Statistical calculations on the occurrence of disease or other health-related conditions in defined ...

Epidemiologic Research Design - The form and structure of analytic studies in epidemiologic and clinical research....

Epidemiologic Studies - Studies designed to examine associations, commonly, hypothesized causal relations. They are usually ...

Epidemiologic Study Characteristics as Topic - Types and formulations of studies used in epidemiological and clinical research....

Epidemiology - Field of medicine concerned with the determination of causes, incidence, and characteristic behavior...

Epidermal Cyst - Intradermal or subcutaneous saclike structure, the wall of which is stratified epithelium containing...

Epidermal Growth Factor - A 6-kDa polypeptide growth factor initially discovered in mouse submaxillary glands. Human epidermal...

Epidermal Necrolysis, Toxic - An exfoliative disease of skin seen primarily in adults and characterized by flaccid bullae and spre...

Epidermis - The external, nonvascular layer of the skin. It is made up, from within outward, of five layers of E...

Epidermitis, Exudative, of Swine - An acute generalized dermatitis of pigs which occurs from 5 to 35 days of age, characterized by sudd...

Epidermodysplasia Verruciformis - An autosomal recessive trait with impaired cell-mediated immunity. About 15 human papillomaviruses a...

Epidermolysis Bullosa - Group of genetically determined disorders characterized by the blistering of skin and mucosae. There...

Epidermolysis Bullosa Acquisita - Form of epidermolysis bullosa characterized by trauma-induced, subepidermal blistering with no famil...

Epidermolysis Bullosa Dystrophica - Form of epidermolysis bullosa characterized by atrophy of blistered areas, severe scarring, and nail...

Epidermolysis Bullosa Simplex - A form of epidermolysis bullosa characterized by serous bullae that heal without scarring. Mutations...

Epidermolysis Bullosa, Junctional - Form of epidermolysis bullosa having onset at birth or during the neonatal period and transmitted th...

Epidermophyton - A fungal genus which grows in the epidermis and is the cause of TINEA....

Epididymal Secretory Proteins - Proteins secreted by the epididymal epithelium. These proteins are both tissue- and species-specific...

Epididymis - The convoluted cordlike structure attached to the posterior of the TESTIS. Epididymis consists of th...

Epididymitis - Inflammation of the EPIDIDYMIS. Its clinical features include enlarged epididymis, a swollen SCROTUM...

Epidural Abscess - Circumscribed collections of suppurative material occurring in the spinal or intracranial EPIDURAL S...

Epidural Neoplasms - Neoplasms located in the space between the vertebral PERIOSTEUM and DURA MATER surrounding the SPINA...

Epidural Space - Space between the dura mater and the walls of the vertebral canal....

Epigastric Arteries - Inferior and external epigastric arteries arise from external iliac; superficial from femoral; super...

Epigenesis, Genetic - A genetic process by which the adult organism is realized via mechanisms that lead to the restrictio...

Epiglottis - A thin leaf-shaped cartilage that is covered with LARYNGEAL MUCOSA and situated posterior to the roo...

Epiglottitis - Inflammation of the epiglottis....

Epikeratophakia - A procedure that modifies REFRACTIVE ERRORS by the transplantation of a donor CORNEA to the anterior...

Epilepsia Partialis Continua - A variant of epilepsy characterized by continuous focal jerking of a body part over a period of hour...

Epilepsies, Myoclonic - A clinically diverse group of epilepsy syndromes characterized either by myoclonic seizures or by my...

Epilepsies, Partial - Conditions characterized by recurrent paroxysmal neuronal discharges which arise from a focal region...

Epilepsy - A disorder characterized by recurrent episodes of paroxysmal brain dysfunction due to a sudden, diso...

Epilepsy, Absence - A childhood seizure disorder characterized by rhythmic electrical brain discharges of generalized on...

Epilepsy, Benign Neonatal - A condition marked by recurrent seizures that occur during the first 4-6 weeks of life despite an ot...

Epilepsy, Complex Partial - A disorder characterized by recurrent partial seizures marked by impairment of cognition. During the...

Epilepsy, Frontal Lobe - A localization-related (focal) form of epilepsy characterized by seizures which arise in the frontal...

Epilepsy, Generalized - Recurrent conditions characterized by epileptic seizures which arise diffusely and simultaneously fr...

Epilepsy, Partial, Motor - A disorder characterized by recurrent localized paroxysmal discharges of cerebral neurons that give ...

Epilepsy, Partial, Sensory - A disorder characterized by recurrent focal onset seizures which have sensory (i.e., olfactory, visu...

Epilepsy, Post-Traumatic - Recurrent seizures causally related to CRANIOCEREBRAL TRAUMA. Seizure onset may be immediate but is ...

Epilepsy, Reflex - A subtype of epilepsy characterized by seizures that are consistently provoked by a certain specific...

Epilepsy, Rolandic - An autosomal dominant inherited partial epilepsy syndrome with onset between age 3 and 13 years. Sei...

Epilepsy, Temporal Lobe - A localization-related (focal) form of epilepsy characterized by recurrent seizures that arise from ...

Epilepsy, Tonic-Clonic - A generalized seizure disorder characterized by recurrent major motor seizures. The initial brief to...

Epilobium - A plant genus of the family ONAGRACEAE. The common name of fireweed is also used with other plants....

Epimedium - A plant genus of the family BERBERIDACEAE which is used in DRUGS, CHINESE HERBAL. Members contain fl...

Epimestrol - A synthetic steroid with estrogenic activity....

Epinephrine - The active sympathomimetic hormone from the adrenal medulla. It stimulates both the alpha- and beta-...

Epiphyses - The head of a long bone that is separated from the shaft by the epiphyseal plate until bone growth s...

Epiretinal Membrane - A membrane on the vitreal surface of the retina resulting from the proliferation of one or more of t...

Epirizole - 4-Methoxy-2-(5-methoxy-3-methylpyrazol-1-yl)-6-methylpyrimidine. A pyrimidinyl pyrazole with antipyr...

Epirubicin - An anthracycline which is the 4'-epi-isomer of doxorubicin. The compound exerts its antitumor effect...

Episiotomy - An incision of the posterior vaginal wall and a portion of the pudenda which enlarges the vaginal in...

Episode of Care - An interval of care by a health care facility or provider for a specific medical problem or conditio...

Epispadias - A birth defect due to malformation of the URETHRA in which the urethral opening is above its normal ...

Epistasis, Genetic - A form of gene interaction whereby the expression of one gene interferes with or masks the expressio...

Epistaxis - Bleeding from the nose....

Epitestosterone - The 17-alpha isomer of TESTOSTERONE, derived from PREGNENOLONE via the delta5-steroid pathway, and v...

Epithalamus - The dorsal posterior subdivision of the diencephalon. The epithalamus is generally considered to inc...

Epithelial Cells - Cells that line the inner and outer surfaces of the body by forming cellular layers (EPITHELIUM) or ...

Epithelial Sodium Channel - An AMILORIDE-sensitive sodium channel found on salt-reabsorbing EPITHELIAL CELLS that line the dista...

Epithelioid Cells - Characteristic cells of granulomatous hypersensitivity. They appear as large, flattened cells with i...

Epithelium - One or more layers of EPITHELIAL CELLS, supported by the basal lamina, which covers the inner or out...

Epithelium, Corneal - Stratified squamous epithelium that covers the outer surface of the CORNEA. It is smooth and contain...

Epitope Mapping - Methods used for studying the interactions of antibodies with specific regions of protein antigens. ...

Epitopes - Sites on an antigen that interact with specific antibodies....

Epitopes, B-Lymphocyte - Antigenic determinants recognized and bound by the B-cell receptor. Epitopes recognized by the B-cel...

Epitopes, T-Lymphocyte - Antigenic determinants recognized and bound by the T-cell receptor. Epitopes recognized by the T-cel...

Epoetin Alfa - This recombinant erythropoietin, a 165-amino acid glycoprotein (about 62% protein and 38% carbohydra...

Epoprostenol - A prostaglandin that is a powerful vasodilator and inhibits platelet aggregation. It is biosynthesi...

Epothilones - A group of 16-member MACROLIDES which stabilize MICROTUBULES in a manner similar to PACLITAXEL. They...

Epoxide Hydrolases - Enzymes that catalyze reversibly the formation of an epoxide or arene oxide from a glycol or aromati...

Epoxy Resins - Organic compounds containing an epoxide group and characterized by strength and thermosetting proper...

epsilon-Crystallins - A group of crystallins that have been found in the lens (LENS, CRYSTALLINE) of DUCKS and CROCODILES....

epsilon-Globins - A member of the beta-globin family. In humans, epsilon-globin is encoded in the beta-globin gene clu...

Epsilonproteobacteria - A group of proteobacteria consisting of chemoorganotrophs usually associated with the DIGESTIVE SYST...

Epsilonretrovirus - A genus in the family RETROVIRIDAE infecting fish. Species include Walleye dermal sarcoma virus, Wal...

Epstein-Barr Virus Infections - Infection with human herpesvirus 4 (HERPESVIRUS 4, HUMAN); which may facilitate the development of v...

Epstein-Barr Virus Nuclear Antigens - Nuclear antigens encoded by VIRAL GENES found in HUMAN HERPESVIRUS 4. At least six nuclear antigens ...

Equatorial Guinea - A republic in central Africa, bordering the Bay of Biafra, CAMEROON is to the north and GABON to th...

Equidae - A family of hoofed MAMMALS consisting of HORSES, donkeys, and zebras. Members of this family are str...

Equilenin - An estrogenic steroid produced by HORSES. It has a total of five double bonds in the A- and B-ring. ...

Equilibrative Nucleoside Transport Proteins - A class of sodium-independent nucleoside transporters that mediate the facilitative transport of NUC...

Equilibrative Nucleoside Transporter 1 - A subtype of equilibrative nucleoside transporter proteins that is sensitive to inhibition by 4-nitr...

Equilibrative-Nucleoside Transporter 2 - A subtype of equilibrative nucleoside transporter proteins that is insensitive to inhibition by 4-ni...

Equilin - An estrogenic steroid produced by HORSES. It has a total of four double bonds in the A- and B-ring. ...

Equine Infectious Anemia - Viral disease of horses caused by the equine infectious anemia virus (EIAV; INFECTIOUS ANEMIA VIRUS,...

Equine-Assisted Therapy - Therapy assisted by the use of a horse and/or its movement, including equine-assisted psychotherapy,...

Equinus Deformity - Plantar declination of the foot....

Equipment and Supplies - Expendable and nonexpendable equipment, supplies, apparatus, and instruments that are used in diagno...

Equipment and Supplies, Hospital - Any materials used in providing care specifically in the hospital....

Equipment Contamination - The presence of an infectious agent on instruments, prostheses, or other inanimate articles....

Equipment Failure - Failure of equipment to perform to standard. The failure may be due to defects or improper use....

Equipment Failure Analysis - The evaluation of incidents involving the loss of function of a device. These evaluations are used f...

Equipment Reuse - Further or repeated use of equipment, instruments, devices, or materials. It includes additional use...

Equipment Safety - Freedom of equipment from actual or potential hazards....

Equisetum - The only living genus of the order Equisetales, class Equisetopsida (Sphenopsida), division Equiseto...

Erabutoxins - Toxins isolated from the venom of Laticauda semifasciata, a sea snake (Hydrophid); immunogenic, basi...

Eragrostis - A plant genus of the family POACEAE....

Erbium - Erbium. An element of the rare earth family of metals. It has the atomic symbol Er, atomic number 68...

Erbovirus - A genus in the family PICORNAVIRIDAE causing upper respiratory disease in horses....

Erdheim-Chester Disease - A rare form of non-Langerhans-cell histiocytosis (HISTIOCYTOSIS, NON-LANGERHANS-CELL) with onset in ...

Erectile Dysfunction - The inability in the male to have a PENILE ERECTION due to psychological or organ dysfunction....

Eremophila Plant - A plant genus of the family MYOPORACEAE. Members have been used in FOLK MEDICINE....

Eremothecium - A genus of ascomycetous yeast in the family Saccharomycetaceae, order SACCHAROMYCETALES. Species in ...

Ergocalciferols - Derivatives of ERGOSTEROL formed by ULTRAVIOLET RAYS breaking of the C9-C10 bond. They differ from C...

Ergolines - A series of structurally-related alkaloids that contain the ergoline backbone structure....

Ergoloid Mesylates - A mixture of the mesylates (methane sulfonates) of DIHYDROERGOCORNINE; DIHYDROERGOCRISTINE; and the ...

Ergometry - Any method of measuring the amount of work done by an organism, usually during PHYSICAL EXERTION. Er...

Ergonovine - An ergot alkaloid (ERGOT ALKALOIDS) with uterine and VASCULAR SMOOTH MUSCLE contractile properties....

Ergosterol - A steroid of interest both because its biosynthesis in FUNGI is a target of ANTIFUNGAL AGENTS, notab...

Ergot Alkaloids - Alkaloids originally isolated from the ergot fungus Claviceps purpurea (Hypocreaceae). They include ...

Ergotamine - A vasoconstrictor found in ergot of Central Europe. It is an alpha-1 selective adrenergic agonist an...

Ergotamines - A series of structurally-related alkaloids containing the ergotaman backbone structure....

Ergothioneine - A naturally occurring metabolite of HISTIDINE that has antioxidant properties....

Ergotism - Poisoning caused by ingesting ergotized grain or by the misdirected or excessive use of ergot as a m...

Ericaceae - The heath plant family of the order Ericales, subclass Dilleniidae, class Magnoliopsida that are gen...

Erigeron - A plant genus of the family ASTERACEAE that is similar to CONYZA. Members contain SESQUITERPENES....

Eriobotrya - A plant genus of the family ROSACEAE that is the source of an edible fruit. Members contain TRITERPE...

Eriocaulaceae - A plant family of the order Commelinales, subclass Commelinidae, class Liliopsida (monocotyledons)....

Eriodictyon - A plant genus of the family HYDROPHYLLACEAE that has a characteristic strong smell....

Eriogonum - A plant genus of the family POLYGONACEAE....

Eritrea - A country of eastern Africa, west of the Red Sea, bordered west and northwest by SUDAN, and south by...

Erotica - Literary or artistic items having an erotic theme. It refers especially to books treating sexual lov...

Erucic Acids - cis-13-Docosenoic Acids. 22-Carbon monounsaturated, monocarboxylic acids....

Eructation - The ejection of gas or air through the mouth from the stomach....

Erwinia - A genus of gram-negative, facultatively anaerobic, rod-shaped bacteria whose organisms are associate...

Erwinia amylovora - A species of gram-negative bacteria, in the genus ERWINIA, causing a necrotic disease of plants....

Eryngium - A plant genus of the family APIACEAE. Members contain SAPONINS....

Erysimum - A plant genus of the family BRASSICACEAE. Some members contain CARDIAC GLYCOSIDES....

Erysipelas - An acute infection of the skin caused by species of STREPTOCOCCUS. This disease most frequently affe...

Erysipeloid - An infection caused by Erysipelothrix rhusiopathiae that is almost wholly restricted to persons who ...

Erysipelothrix - A genus of gram-positive, facultatively anaerobic, rod-shaped bacteria that has a tendency to form l...

Erysipelothrix Infections - Infections with bacteria of the genus ERYSIPELOTHRIX....

Erythema - Redness of the skin produced by congestion of the capillaries. This condition may result from a vari...

Erythema Chronicum Migrans - A deep type of gyrate erythema that follows a bite by an ixodid tick; it is a stage-1 manifestation ...

Erythema Induratum - A type of panniculitis characterized histologically by the presence of granulomas, vasculitis, and n...

Erythema Infectiosum - Contagious infection with human B19 Parvovirus most commonly seen in school age children and charact...

Erythema Multiforme - A skin and mucous membrane disease characterized by an eruption of macules, papules, nodules, vesicl...

Erythema Nodosum - An erythematous eruption commonly associated with drug reactions or infection and characterized by i...

Erythrasma - A chronic bacterial infection of major folds of the skin, caused by Corynebacterium minutissimum....

Erythrina - A genus of leguminous shrubs or trees, mainly tropical, yielding certain alkaloids, lectins, and oth...

Erythritol - A four-carbon sugar that is found in algae, fungi, and lichens. It is twice as sweet as sucrose and ...

Erythrityl Tetranitrate - A vasodilator with general properties similar to NITROGLYCERIN. (From Martindale, The Extra Pharmaco...

Erythroblastosis, Fetal - A condition characterized by the abnormal presence of ERYTHROBLASTS in the circulation of the FETUS ...

Erythroblasts - Immature, nucleated ERYTHROCYTES occupying the stage of ERYTHROPOIESIS that follows formation of ERY...

Erythrocebus - a genus of Old World monkeys of the family CERCOPITHECINAE that inhabit the forests and savannas of ...

Erythrocebus patas - A species of the genus ERYTHROCEBUS, subfamily CERCOPITHECINAE, family CERCOPITHECIDAE. It inhabits ...

Erythrocruorins - High molecular weight (1,500,000 to 3,000,000) hemoglobins found in the plasma of many polychete and...

Erythrocyte Aggregation - The formation of clumps of RED BLOOD CELLS under low or non-flow conditions, resulting from the att...

Erythrocyte Aging - The senescence of RED BLOOD CELLS. Lacking the organelles that make protein synthesis possible, the ...

Erythrocyte Count - The number of RED BLOOD CELLS per unit volume in a sample of venous BLOOD....

Erythrocyte Deformability - Ability of ERYTHROCYTES to change shape as they pass through narrow spaces, such as the microvascula...

Erythrocyte Inclusions - Pathologic inclusions occurring in erythrocytes....

Erythrocyte Indices - ERYTHROCYTE size and HEMOGLOBIN content or concentration, usually derived from ERYTHROCYTE COUNT; BL...

Erythrocyte Membrane - The semi-permeable outer structure of a red blood cell. It is known as a red cell 'ghost' after HEMO...

Erythrocyte Transfusion - The transfer of erythrocytes from a donor to a recipient or reinfusion to the donor....

Erythrocyte Volume - Volume of circulating ERYTHROCYTES . It is usually measured by RADIOISOTOPE DILUTION TECHNIQUE....

Erythrocytes - Red blood cells. Mature erythrocytes are non-nucleated, biconcave disks containing HEMOGLOBIN whose ...

Erythroid Cells - The series of cells in the red blood cell lineage at various stages of differentiation....

Erythroid Precursor Cells - The cells in the erythroid series derived from MYELOID PROGENITOR CELLS or from the bi-potential MEG...

Erythroid-Specific DNA-Binding Factors - A group of transcription factors that were originally described as being specific to ERYTHROID CELLS...

Erythrokeratodermia Variabilis - An autosomal dominant skin disease characterized by transient and variable noninflammatory ERYTHEMA ...

Erythromelalgia - A peripheral arterial disease that is characterized by the triad of ERYTHEMA, burning PAIN, and incr...

Erythromycin - A bacteriostatic antibiotic macrolide produced by Streptomyces erythreus. Erythromycin A is consider...

Erythromycin Estolate - A macrolide antibiotic, produced by Streptomyces erythreus. It is the lauryl sulfate salt of the pro...

Erythromycin Ethylsuccinate - A macrolide antibiotic, produced by Streptomyces erythreus. This compound is an ester of erythromyci...

Erythroplasia - A condition of the mucous membrane characterized by erythematous papular lesions. (Dorland, 27th ed)...

Erythropoiesis - The production of red blood cells (ERYTHROCYTES). In humans, erythrocytes are produced by the YOLK S...

Erythropoietin - Glycoprotein hormone, secreted chiefly by the kidney in the adult and the liver in the fetus, that a...

Erythropoietin, Recombinant - ERYTHROPOIETIN prepared by recombinant DNA technology....

Erythrosine - A tetraiodofluorescein used as a red coloring in some foods (cherries, fish), as a disclosure of DEN...

Erythrovirus - A genus of the family PARVOVIRIDAE, subfamily PARVOVIRINAE, and containing the type species PARVOVIR...

Erythroxylaceae - A plant family of the order Linales, subclass Rosidae, class Magnoliopsida best known for the coca p...

Escape Reaction - Innate response elicited by sensory stimuli associated with a threatening situation, or actual confr...

Escherichia - A genus of gram-negative, facultatively anaerobic, rod-shaped bacteria whose organisms occur in the ...

Escherichia coli - A species of gram-negative, facultatively anaerobic, rod-shaped bacteria (GRAM-NEGATIVE FACULTATIVEL...

Escherichia coli Infections - Infections with bacteria of the species ESCHERICHIA COLI....

Escherichia coli K12 - A species of gram-negative, rod-shaped bacteria belonging to the K serogroup of ESCHERICHIA COLI. It...

Escherichia coli O157 - A verocytotoxin-producing serogroup belonging to the O subfamily of Escherichia coli which has been ...

Escherichia coli Proteins - Proteins obtained from ESCHERICHIA COLI....

Escherichia coli Vaccines - Vaccines or candidate vaccines used to prevent or treat both enterotoxigenic and enteropathogenic Es...

Eschscholzia - A plant genus of the family PAPAVERACEAE that contains benzo[c]phenanthridine alkaloids....

Escin - Pentacyclic triterpene saponins, biosynthesized from protoaescigenin and barringtogenol, occurring i...

E-Selectin - Cell adhesion molecule and CD antigen that mediates neutrophil, monocyte, and memory T-cell adhesion...

Esocidae - A family of freshwater fish of the order ESOCIFORMES, comprising the pikes, inhabiting the waters of...

Esociformes - An order of fishes native to North America and Northern Eurasia, consisting of two families: ESOCIDA...

Esophageal Achalasia - A motility disorder of the ESOPHAGUS in which the LOWER ESOPHAGEAL SPHINCTER (near the CARDIA) fails...

Esophageal and Gastric Varices - Dilated blood vessels in the ESOPHAGUS or GASTRIC FUNDUS that shunt blood from the portal circulatio...

Esophageal Atresia - Congenital abnormality characterized by the lack of full development of the ESOPHAGUS that commonly ...

Esophageal Cyst - Any fluid-filled closed cavity or sac (CYSTS) that is lined by an EPITHELIUM and found in the ESOPHA...

Esophageal Diseases - Pathological processes in the ESOPHAGUS....

Esophageal Fistula - Abnormal passage communicating with the ESOPHAGUS. The most common type is TRACHEOESOPHAGEAL FISTULA...

Esophageal Motility Disorders - Disorders affecting the motor function of the UPPER ESOPHAGEAL SPHINCTER; LOWER ESOPHAGEAL SPHINCTER...

Esophageal Neoplasms - Tumors or cancer of the ESOPHAGUS....

Esophageal Perforation - An opening or hole in the ESOPHAGUS that is caused by TRAUMA, injury, or pathological process....

Esophageal pH Monitoring - Analysis of the HYDROGEN ION CONCENTRATION in the lumen of the ESOPHAGUS. It is used to record the p...

Esophageal Spasm, Diffuse - A hypermotility disorder of the ESOPHAGUS that is characterized by spastic non-peristaltic responses...

Esophageal Sphincter, Lower - The physiologic or functional barrier to GASTROESOPHAGEAL REFLUX at the esophagogastric junction. Sp...

Esophageal Sphincter, Upper - The structure at the pharyngoesophageal junction consisting chiefly of the CRICOPHARYNGEUS MUSCLE. I...

Esophageal Stenosis - A stricture of the ESOPHAGUS. Most are acquired but can be congenital....

Esophagectomy - Excision of part (partial) or all (total) of the esophagus. (Dorland, 28th ed)...

Esophagitis - INFLAMMATION, acute or chronic, of the ESOPHAGUS caused by BACTERIA, chemicals, or TRAUMA....

Esophagitis, Peptic - INFLAMMATION of the ESOPHAGUS that is caused by the reflux of GASTRIC JUICE with contents of the STO...

Esophagogastric Junction - The area covering the terminal portion of ESOPHAGUS and the beginning of STOMACH at the cardiac orif...

Esophagoplasty - A plastic operation on the esophagus. (Dorland, 28th ed)...

Esophagoscopes - Endoscopes for examining the interior of the esophagus....

Esophagoscopy - Endoscopic examination, therapy or surgery of the esophagus....

Esophagostomy - Surgical formation of an external opening (stoma) into the esophagus....

Esophagus - The muscular membranous segment between the PHARYNX and the STOMACH in the UPPER GASTROINTESTINAL TR...

Esotropia - A form of ocular misalignment characterized by an excessive convergence of the visual axes, resultin...

Essays - Works consisting of collections of papers or interpretive literary compositions not previously publi...

Essential Tremor - A relatively common disorder characterized by a fairly specific pattern of tremors which are most pr...

Estazolam - A benzodiazepine with anticonvulsant, hypnotic, and muscle relaxant properties. It has been shown in...

Esterification - The process of converting an acid into an alkyl or aryl derivative. Most frequently the process cons...

Estetrol - A metabolite of ESTRIOL with a 15-alpha-hydroxyl group. Estetrol can be converted from estriol sulf...

Esthesioneuroblastoma, Olfactory - A malignant olfactory neuroblastoma arising from the olfactory epithelium of the superior nasal cavi...

Esthetics - The branch of philosophy dealing with the nature of the beautiful. It includes beauty, esthetic expe...

Esthetics, Dental - Skills, techniques, standards, and principles used to improve the art and symmetry of the teeth and ...

Estivation - In certain living species, a period of dormancy during the summer months marked by decreased metabol...

Estradiol - Generally refers to the 17-beta-isomer of estradiol, an aromatized C18 steroid with hydroxyl group a...

Estradiol Antagonists - Compounds which inhibit or antagonize the biosynthesis or action of estradiol....

Estradiol Congeners - Steroidal compounds related to ESTRADIOL, the major mammalian female sex hormone. Estradiol congener...

Estradiol Dehydrogenases - Enzymes that catalyze the oxidation of estradiol at the 17-hydroxyl group in the presence of NAD+ or...

Estramustine - A nitrogen mustard linked to estradiol, usually as phosphate; used to treat prostatic neoplasms; als...

Estranes - A group of compounds forming the nucleus of the estrogenic steroid family....

Estrenes - Unsaturated derivatives of the ESTRANES with methyl groups at carbon-13, with no carbon at carbon-10...

Estriol - A hydroxylated metabolite of ESTRADIOL or ESTRONE that has a hydroxyl group at C3-beta, 16-alpha, an...

Estrogen Antagonists - Compounds which inhibit or antagonize the action or biosynthesis of estrogenic compounds....

Estrogen Receptor alpha - One of the ESTROGEN RECEPTORS that has marked affinity for ESTRADIOL. Its expression and function di...

Estrogen Receptor beta - One of the ESTROGEN RECEPTORS that has greater affinity for ISOFLAVONES than ESTROGEN RECEPTOR ALPHA...

Estrogen Receptor Modulators - Substances that possess antiestrogenic actions but can also produce estrogenic effects as well. They...

Estrogen Replacement Therapy - The use of hormonal agents with estrogen-like activity in postmenopausal or other estrogen-deficient...

Estrogenic Steroids, Alkylated - Estrogenic STEROIDS with aliphatic hydrocarbon chain substitution on C17 or other position. 17-alpha...

Estrogens - Compounds that interact with ESTROGEN RECEPTORS in target tissues to bring about the effects similar...

Estrogens, Catechol - 2- or 4-Hydroxyestrogens. Substances that are physiologically active in mammals, especially in the c...

Estrogens, Conjugated (USP) - A pharmaceutical preparation containing a mixture of water-soluble, conjugated estrogens derived who...

Estrogens, Esterified (USP) - A pharmaceutical preparation containing a mixture of esterified estrogens derived from estrogen sulf...

Estrogens, Non-Steroidal - Non-steroidal compounds with estrogenic activity....

Estrone - An aromatized C18 steroid with a 3-hydroxyl group and a 17-ketone, a major mammalian estrogen. It is...

Estrous Cycle - The period of cyclic physiological and behavior changes in non-primate female mammals that exhibit E...

Estrus - The period in the ESTROUS CYCLE associated with maximum sexual receptivity and fertility in non-prim...

Estrus Detection - Methods for recognizing the state of ESTRUS....

Estrus Synchronization - Occurrence or induction of ESTRUS in all of the females in a group at the same time, applies only to...

Etanidazole - A nitroimidazole that sensitizes hypoxic tumor cells that are normally resistant to radiation therap...

Etazolate - A potent phosphodiesterase inhibitor proposed as an antipsychotic agent....

Ethacridine - A topically applied anti-infective agent....

Ethacrynic Acid - A compound that inhibits symport of sodium, potassium, and chloride primarily in the ascending limb ...

Ethambutol - An antitubercular agent that inhibits the transfer of mycolic acids into the cell wall of the tuberc...

Ethamoxytriphetol - A non-steroidal estrogen antagonist....

Ethamsylate - Benzenesulfonate derivative used as a systemic hemostatic....

Ethanol - A clear, colorless liquid rapidly absorbed from the gastrointestinal tract and distributed throughou...

Ethanolamine - A viscous, hygroscopic amino alcohol with an ammoniacal odor. It is widely distributed in biological...

Ethanolamine Ammonia-Lyase - An enzyme that catalyzes the deamination of ethanolamine to acetaldehyde. EC 4.3.1.7....

Ethanolaminephosphotransferase - An enzyme that catalyzes reversibly the transfer of phosphoethanolamine from CDP-ethanolamine to dia...

Ethanolamines - AMINO ALCOHOLS containing the ETHANOLAMINE; (-NH2CH2CHOH) group and its derivatives....

Ethchlorvynol - A sedative and hypnotic that has been used in the short-term management of INSOMNIA. Its use has bee...

Ethenoadenosine Triphosphate - 1,N-6-Ethenoadenosine triphosphate. A fluorescent analog of adenosine triphosphate....

Ether, Ethyl - A mobile, very volatile, highly flammable liquid used as an inhalation anesthetic and as a solvent f...

Ether-A-Go-Go Potassium Channels - A family of voltage-gated potassium channels that are characterized by long N-terminal and C-termina...

Ethers, Cyclic - Compounds of the general formula R-O-R arranged in a ring or crown formation....

Ethical Analysis - The use of systematic methods of ethical examination, such as CASUISTRY or ETHICAL THEORY, in reason...

Ethical Relativism - The philosophical view that conceptions of truth and moral values are not absolute but are relative ...

Ethical Review - A formal process of examination of patient care or research proposals for conformity with ethical st...

Ethical Theory - A philosophically coherent set of propositions (for example, utilitarianism) which attempts to provi...

Ethicists - Persons trained in philosophical or theological ethics who work in clinical, research, public policy...

Ethics - The philosophy or code pertaining to what is ideal in human character and conduct. Also, the field o...

Ethics Committees - Committees established by professional societies, health facilities, or other institutions to consid...

Ethics Committees, Clinical - Hospital or other institutional ethics committees established to consider the ethical dimensions of ...

Ethics Committees, Research - Hospital or other institutional committees established to protect the welfare of research subjects. ...

Ethics Consultation - Services provided by an individual ethicist (ETHICISTS) or an ethics team or committee (ETHICS COMMI...

Ethics, Business - The moral obligations governing the conduct of commercial or industrial enterprises....

Ethics, Clinical - The identification, analysis, and resolution of moral problems that arise in the care of patients. (...

Ethics, Dental - The principles of proper professional conduct concerning the rights and duties of the dentist, relat...

Ethics, Institutional - The moral and ethical obligations or responsibilities of institutions....

Ethics, Medical - The principles of professional conduct concerning the rights and duties of the physician, relations ...

Ethics, Nursing - The principles of proper professional conduct concerning the rights and duties of nurses themselves,...

Ethics, Pharmacy - The principles of proper professional conduct concerning the rights and duties of the pharmacist, re...

Ethics, Professional - The principles of proper conduct concerning the rights and duties of the professional, relations wit...

Ethics, Research - The moral obligations governing the conduct of research. Used for discussions of research ethics as...

Ethidium - A trypanocidal agent and possible antiviral agent that is widely used in experimental cell biology a...

Ethinyl Estradiol - A semisynthetic alkylated ESTRADIOL with a 17-alpha-ethinyl substitution. It has high estrogenic pot...

Ethinyl Estradiol-Norgestrel Combination - ETHINYL ESTRADIOL and NORGESTREL given in fixed proportions. It has proved to be an effective contra...

Ethiodized Oil - Ethyl ester of iodinated fatty acid of poppyseed oil. It contains 37% organically bound iodine and h...

Ethionamide - A second-line antitubercular agent that inhibits mycolic acid synthesis. It also may be used for tre...

Ethionine - 2-Amino-4-(ethylthio)butyric acid. An antimetabolite and methionine antagonist that interferes with ...

Ethiopia - An independent state in eastern Africa. Ethiopia is located in the Horn of Africa and is bordered on...

Ethisterone - 17 alpha-Hydroxypregn-4-en-20-yn-3-one. A synthetic steroid hormone with progestational effects....

Ethmoid Bone - A light and spongy (pneumatized) bone that lies between the orbital part of FRONTAL BONE and the ant...

Ethmoid Sinus - The numerous (6-12) small thin-walled spaces or air cells in the ETHMOID BONE located between the ey...

Ethmoid Sinusitis - Inflammation of the NASAL MUCOSA in the ETHMOID SINUS. It may present itself as an acute (infectious...

Ethnic Groups - A group of people with a common cultural heritage that sets them apart from others in a variety of s...

Ethnobotany - The study of plant lore and agricultural customs of a people. In the fields of ETHNOMEDICINE and ETH...

Ethnology - The comparative and theoretical study of culture, often synonymous with cultural anthropology....

Ethnopharmacology - The study of the actions and properties of medicinal agents, often derived from PLANTS, indigenous t...

Ethnopsychology - Comparative psychology of races and peoples....

Ethoglucid - Alkylating antineoplastic agent used especially in bladder neoplasms. It is toxic to hair follicles,...

Ethology - The discipline pertaining to the study of animal behavior....

Ethopabate - An inhibitor of folate metabolism. It is used as a coccidiostat in poultry....

Ethosuximide - An anticonvulsant especially useful in the treatment of absence seizures unaccompanied by other type...

Ethoxyquin - Antioxidant; also a post-harvest dip to prevent scald on apples and pears....

Ethoxzolamide - A carbonic anhydrase inhibitor used as diuretic and in glaucoma. It may cause hypokalemia....

Ethyl Biscoumacetate - A coumarin that is used as an anticoagulant. It has actions similar to those of WARFARIN. (From Mart...

Ethyl Chloride - A gas that condenses under slight pressure. Because of its low boiling point ethyl chloride sprayed ...

Ethyl Methanesulfonate - An antineoplastic agent with alkylating properties. It also acts as a mutagen by damaging DNA and is...

Ethyldimethylaminopropyl Carbodiimide - Carbodiimide cross-linking reagent....

Ethylene Chlorohydrin - Used as a solvent, in the manufacture of insecticides, and for treating sweet potatoes before planti...

Ethylene Dibromide - An effective soil fumigant, insecticide, and nematocide. In humans, it causes severe burning of skin...

Ethylene Dichlorides - Toxic, chlorinated, saturated hydrocarbons. Include both the 1,1- and 1,2-dichloro isomers. The latt...

Ethylene Glycol - A colorless, odorless, viscous dihydroxy alcohol. It has a sweet taste, but is poisonous if ingested...

Ethylene Glycols - An ethylene compound with two hydroxy groups (-OH) located on adjacent carbons. They are viscous and...

Ethylene Oxide - A colorless and flammable gas at room temperature and pressure. Ethylene oxide is a bactericidal, fu...

Ethylenebis(dithiocarbamates) - A class of thiocarbamate derivatives whose salts possess fungicidal activity....

Ethylenes - Derivatives of ethylene, a simple organic gas of biological origin with many industrial and biologic...

Ethylenethiourea - A degradation product of ethylenebis(dithiocarbamate) fungicides. It has been found to be carcinogen...

Ethylestrenol - An anabolic steroid with some progestational activity and little androgenic effect....

Ethylketocyclazocine - A kappa opioid receptor agonist. The compound has analgesic action and shows positive inotropic effe...

Ethylmaleimide - A sulfhydryl reagent that is widely used in experimental biochemical studies....

Ethylmercuric Chloride - A highly toxic compound used as a fungicide for treating seeds....

Ethylmercury Compounds - Organic mercury compounds in which the mercury is attached to an ethyl group....

Ethylmorphine - A narcotic analgesic and antitussive. It is metabolized in the liver by ETHYLMORPHINE-N-DEMETHYLASE ...

Ethylmorphine-N-Demethylase - A drug-metabolizing enzyme of the hepatic microsomal oxidase system which catalyzes the oxidation of...

Ethylnitrosourea - A nitrosourea compound with alkylating, carcinogenic, and mutagenic properties....

Ethynodiol Diacetate - A synthetic progestational hormone used alone or in combination with estrogens as an oral contracept...

Etidocaine - A local anesthetic with rapid onset and long action, similar to BUPIVACAINE....

Etidronic Acid - A diphosphonate which affects calcium metabolism. It inhibits ectopic calcification and slows down b...

Etilefrine - An adrenergic agonist that appears to interact with beta-2 and some alpha adrenergic receptors. It h...

Etimizol - A xanthine-related, putative nootropic drug....

Etiocholanolone - The 5-beta-reduced isomer of ANDROSTERONE. Etiocholanolone is a major metabolite of TESTOSTERONE and...

Etioporphyrins - Porphyrins with four methyl and four ethyl side chains attached to the pyrrole rings....

Etodolac - A nonsteroidal anti-inflammatory agent with potent analgesic and antiarthritic properties. It has be...

Etomidate - Imidazole derivative anesthetic and hypnotic with little effect on blood gases, ventilation, or the ...

Etoposide - A semisynthetic derivative of PODOPHYLLOTOXIN that exhibits antitumor activity. Etoposide inhibits D...

Etorphine - A narcotic analgesic morphinan used as a sedative in veterinary practice....

Etretinate - An oral retinoid used in the treatment of keratotic genodermatosis, lichen planus, and psoriasis. Be...

ets-Domain Protein Elk-1 - A member of the ternary complex family of ets-related transcription factors that is regulated by MIT...

ets-Domain Protein Elk-4 - A member of the ternary complex family of ets-related transcription factors that is regulated by MIT...

Eubacterium - A genus of gram-positive, rod-shaped bacteria found in cavities of man and animals, animal and plant...

Eucalyptus - A genus of Australian trees of the Myrtaceae family that yields gums, oils, and resins which are use...

Euchromatin - Chromosome regions that are loosely packaged and more accessible to RNA polymerases than HETEROCHROM...

Eucoccidiida - An order of parasitic protozoa found in blood cells and epithelial cells of vertebrates and inverteb...

Eucommiaceae - A plant family of the order Eucommiales, subclass Hamamelidae, class Magnoliopsida (some botanists h...

Eugenia - A plant genus in the family MYRTACEAE, order Myrtales, subclass Rosidae. It is best known for clove...

Eugenics - The attempt to improve the PHENOTYPES of future generations of the human population by fostering the...

Eugenol - A cinnamate derivative of the shikamate pathway found in CLOVE OIL and other PLANTS....

Euglena - A genus of EUKARYOTES, in the phylum EUGLENIDA, found mostly in stagnant water. Characteristics incl...

Euglena gracilis - A species of fresh-water, flagellated EUKARYOTES in the phylum EUGLENIDA....

Euglena longa - A species of EUKARYOTES in the phylum EUGLENIDA. It is a colorless heterotrophic flagellate....

Euglenida - A phylum of unicellular flagellates of ancient eukaryotic lineage with unclear taxonomy. They lack a...

Euglenozoa - A large group of flagellated EUKARYOTES found in both free-living and parasitic forms. The flagella ...

Euglenozoa Infections - Infections with the protozoa of the phylum EUGLENOZOA....

Eukaryota - One of the three domains of life (the others being BACTERIA and ARCHAEA), also called Eukarya. These...

Eukaryotic Cells - Cells of the higher organisms, containing a true nucleus bounded by a nuclear membrane....

Eukaryotic Initiation Factor-1 - A eukaryotic initiation factor that binds to 40S ribosomal subunits. Although initially considered a...

Eukaryotic Initiation Factor-2 - Eukaryotic initiation factor of protein synthesis. In higher eukaryotes the factor consists of three...

Eukaryotic Initiation Factor-2B - A guanine nucleotide exchange factor that acts to restore EUKARYOTIC INITIATION FACTOR-2 to its GTP ...

Eukaryotic Initiation Factor-3 - A multisubunit eukaryotic initiation factor that contains at least 8 distinct polypeptides. It play...

Eukaryotic Initiation Factor-4A - A component of eukaryotic initiation factor 4F that as an RNA helicase involved in unwinding the sec...

Eukaryotic Initiation Factor-4E - A peptide initiation factor that binds specifically to the 5' MRNA CAP STRUCTURE of MRNA in the CYTO...

Eukaryotic Initiation Factor-4F - A trimeric peptide initiation factor complex that associates with the 5' MRNA cap structure of RNA (...

Eukaryotic Initiation Factor-4G - A component of eukaryotic initiation factor-4F that is involved in multiple protein interactions at ...

Eukaryotic Initiation Factor-5 - A eukaryotic initiation factor that interacts with the 40S initiation complex and promotes the hydro...

Eukaryotic Initiation Factors - Peptide initiation factors from eukaryotic organisms. Over twelve factors are involved in PEPTIDE ...

Eulogies - Works consisting of speeches or writings in praise of a person or thing, especially a set oration in...

Eunuchism - The state of being a eunuch, a male without TESTES or whose testes failed to develop. It is characte...

Euonymus - A plant genus of the family CELASTRACEAE....

Eupatorium - A plant genus of the family ASTERACEAE. Ingestion has been associated with MILK SICKNESS. The common...

Eupenicillium - A genus of endophytic, ascomycetous mold in the family Trichocomaceae, order EUROTIALES. Anamorphic ...

Euphausiacea - An order of pelagic, shrimplike CRUSTACEA. Many consume ZOOPLANKTON and a few are predacious. Many a...

Euphorbia - A large plant genus of the family EUPHORBIACEAE, order Euphorbiales, subclass Rosidae. They have a m...

Euphorbiaceae - The spurge family of flowering plants, in the order Euphorbiales, contains some 7,500 species in 275...

Euphoria - An exaggerated feeling of physical and emotional well-being not consonant with apparent stimuli or e...

Euphrasia - A plant genus of the family SCROPHULARIACEAE having a folk reputation for use with the eyes....

Eupleridae - A family in the suborder Feliformia, order CARNIVORA, comprised of viverrid-like mammals....

Euplotes - A genus of ciliate protozoa having a dorsoventrally flattened body with widely spaced rows of short ...

European Continental Ancestry Group - Individuals whose ancestral origins are in the continent of Europe....

European Union - The collective designation of three organizations with common membership: the European Economic Comm...

Europium - Europium. An element of the rare earth family of metals. It has the atomic symbol Eu, atomic number ...

Eurotiales - An order of fungi in the phylum ASCOMYCOTA characterized by the presence of well defined peridia and...

Eurotium - A genus of ascomycetous fungi in the family Trichocomaceae, order EUROTIALES. Health effects, allerg...

Euryarchaeota - A phylum of ARCHAEA comprising at least seven classes: Methanobacteria, Methanococci, Halobacteria (...

Eurycoma - A plant genus of the family SIMAROUBACEAE. Members contain quassinoids. There is Malaysian folk use ...

Eustachian Tube - A narrow passageway that connects the upper part of the throat to the TYMPANIC CAVITY....

Euthanasia - The act or practice of killing or allowing death from natural causes, for reasons of mercy, i.e., in...

Euthanasia, Active - The act or practice of killing for reasons of mercy, i.e., in order to release a person or animal fr...

Euthanasia, Active, Voluntary - Active euthanasia of a patient at the patient's request and/or with the patient's consent....

Euthanasia, Animal - The killing of animals for reasons of mercy, to control disease transmission or maintain the health ...

Euthanasia, Passive - Failing to prevent death from natural causes, for reasons of mercy by the withdrawal or withholding ...

Euthyroid Sick Syndromes - Conditions of abnormal THYROID HORMONES release in patients with apparently normal THYROID GLAND dur...

Eutrophication - The enrichment of a terrestrial or aquatic ECOSYSTEM by the addition of nutrients, especially nitrog...

Evaluation Studies - Works consisting of studies determining the effectiveness or utility of processes, personnel, and eq...

Evaluation Studies as Topic - Studies determining the effectiveness or value of processes, personnel, and equipment, or the materi...

Evans Blue - An azo dye used in blood volume and cardiac output measurement by the dye dilution method. It is ver...

Event-Related Potentials, P300 - A late-appearing component of the event-related potential. P300 stands for a positive deflection in ...

Evidence-Based Dentistry - An approach or process of practicing oral health care that requires the judicious integration of sys...

Evidence-Based Emergency Medicine - A way of providing emergency medical care that is guided by a thoughtful integration of the best ava...

Evidence-Based Medicine - An approach of practicing medicine with the goal to improve and evaluate patient care. It requires t...

Evidence-Based Nursing - A way of providing nursing care that is guided by the integration of the best available scientific k...

Evidence-Based Practice - A way of providing health care that is guided by a thoughtful integration of the best available scie...

Evodia - A plant genus of the family RUTACEAE which is used in Chinese medicine (DRUGS, CHINESE HERBAL). Evod...

Evoked Potentials - The recorded electrical responses from nerve, muscle, SENSORY RECEPTOR, or area of the CENTRAL NERVO...

Evoked Potentials, Auditory - The electric response evoked in the CEREBRAL CORTEX by ACOUSTIC STIMULATION or stimulation of the AU...

Evoked Potentials, Auditory, Brain Stem - Electrical waves in the CEREBRAL CORTEX generated by BRAIN STEM structures in response to auditory c...

Evoked Potentials, Motor - The electrical response evoked in a muscle or motor nerve by electrical or magnetic stimulation. Com...

Evoked Potentials, Somatosensory - The electric response evoked in the CEREBRAL CORTEX by stimulation along AFFERENT PATHWAYS from PERI...

Evoked Potentials, Visual - The electric response evoked in the cerebral cortex by visual stimulation or stimulation of the visu...

Evolution - The process of cumulative change over successive generations through which organisms acquire their d...

Evolution, Chemical - Chemical and physical transformation of the biogenic elements from their nucleosynthesis in stars to...

Evolution, Molecular - Evolution at the molecular level of DNA sequences and proteins. (Rieger et al., Glossary of Genetics...

Evolution, Planetary - Creation and development of bodies within solar systems, includes study of early planetary geology....

Examination Questions - Works consisting of compilations of questions and answers pertaining to a particular subject, used f...

Exanthema - Diseases in which skin eruptions or rashes are a prominent manifestation. Classically, six such dise...

Exanthema Subitum - An acute, short-lived, viral disease of infants and young children characterized by a high fever at ...

Exchange Transfusion, Whole Blood - Repetitive withdrawal of small amounts of blood and replacement with donor blood until a large propo...

Excipients - Usually inert substances added to a prescription in order to provide suitable consistency to the dos...

Excitation Contraction Coupling - A process fundamental to muscle physiology whereby an electrical stimulus or action potential trigge...

Excitatory Amino Acid Agents - Drugs used for their actions on any aspect of excitatory amino acid neurotransmitter systems. Includ...

Excitatory Amino Acid Agonists - Drugs that bind to and activate excitatory amino acid receptors....

Excitatory Amino Acid Antagonists - Drugs that bind to but do not activate excitatory amino acid receptors, thereby blocking the actions...

Excitatory Amino Acid Transporter 1 - A glial type glutamate plasma membrane transporter protein found predominately in ASTROCYTES. It is ...

Excitatory Amino Acid Transporter 2 - A glutamate plasma membrane transporter protein found in ASTROCYTES and in the LIVER....

Excitatory Amino Acid Transporter 3 - A neuronal and epithelial type glutamate plasma membrane transporter protein....

Excitatory Amino Acid Transporter 4 - A glutamate plasma membrane transporter protein that is primarily expressed in cerebellar PURKINJE C...

Excitatory Amino Acid Transporter 5 - A glutamate plasma membrane transporter protein that is primarily expressed in the RETINA....

Excitatory Amino Acids - Endogenous amino acids released by neurons as excitatory neurotransmitters. Glutamic acid is the mos...

Excitatory Postsynaptic Potentials - Depolarization of membrane potentials at the SYNAPTIC MEMBRANES of target neurons during neurotransm...

Executive Function - A set of cognitive functions that controls complex, goal-directed thought and behavior. Executive fu...

Exercise - Physical activity which is usually regular and done with the intention of improving or maintaining P...

Exercise Movement Techniques - Methods or programs of physical activities which can be used to promote, maintain, or restore the ph...

Exercise Test - Controlled physical activity, more strenuous than at rest, which is performed in order to allow asse...

Exercise Therapy - A regimen or plan of physical activities designed and prescribed for specific therapeutic goals. Its...

Exercise Tolerance - The exercise capacity of an individual as measured by endurance (maximal exercise duration and/or ma...

Exfoliatins - Protein exotoxins from Staphylococcus aureus, phage type II, which cause epidermal necrolysis. They ...

Exfoliation Syndrome - The deposition of flaky, translucent fibrillar material most conspicuous on the anterior lens capsul...

Exhalation - The act of BREATHING out....

Exhibitionism - A disorder in which fantasies about or the act of exposing the genitals to an unsuspecting stranger ...

Exhibitions - Works consisting of descriptions or catalogs of public displays or items representative of a given s...

Exhibits as Topic - Descriptions or catalogs of public displays or items representative of a given subject....

Exhumation - Removal of a dead body from the earth after burial....

Existentialism - Philosophy based on the analysis of the individual's existence in the world which holds that human e...

Exobiology - The interdisciplinary science that studies evolutionary biology, including the origin and evolution ...

Exocrine Pancreatic Insufficiency - A malabsorption condition resulting from greater than 10% reduction in the secretion of pancreatic d...

Exocytosis - Cellular release of material within membrane-limited vesicles by fusion of the vesicles with the CEL...

Exodeoxyribonuclease V - An ATP-dependent exodeoxyribonuclease that cleaves in either the 5'- to 3'- or the 3'- to 5'-directi...

Exodeoxyribonucleases - A family of enzymes that catalyze the exonucleolytic cleavage of DNA. It includes members of the cla...

Exons - The parts of a transcript of a split GENE remaining after the INTRONS are removed. They are spliced ...

Exonucleases - Enzymes that catalyze the release of mononucleotides by the hydrolysis of the terminal bond of deoxy...

Exopeptidases - A sub-class of PEPTIDE HYDROLASES that act only near the ends of polypeptide chains....

Exophiala - A normally saprophytic mitosporic Chaetothyriales fungal genus. Infections in humans include phaeohy...

Exophthalmos - Abnormal protrusion of both eyes; may be caused by endocrine gland malfunction, malignancy, injury, ...

Exoribonucleases - A family of enzymes that catalyze the exonucleolytic cleavage of RNA. It includes EC 3.1.13.-, EC 3....

Exosomes - Vesicles secreted from MULTIVESICULAR BODIES into the extracellular environment when the multivesicu...

Exostoses - Benign hypertrophy that projects outward from the surface of bone, often containing a cartilaginous ...

Exostoses, Multiple Hereditary - Hereditary disorder transmitted by an autosomal dominant gene and characterized by multiple exostose...

Exotoxins - Toxins produced, especially by bacterial or fungal cells, and released into the culture medium or en...

Exotropia - A form of ocular misalignment where the visual axes diverge inappropriately. For example, medial rec...

Expectorants - Agents that increase mucous excretion. Mucolytic agents, that is drugs that liquefy mucous secretion...

Expeditions - Usually refers to planned scientific data-gathering excursions....

Expert Systems - Computer programs based on knowledge developed from consultation with experts on a problem, and the ...

Expert Testimony - Presentation of pertinent data by one with special skill or knowledge representing mastery of a part...

Expiratory Reserve Volume - The extra volume of air that can be expired with maximum effort beyond the level reached at the end ...

Exploratory Behavior - The tendency to explore or investigate a novel environment. It is considered a motivation not clearl...

Explosive Agents - Substances that are energetically unstable and can produce a sudden expansion of the material, calle...

Expressed Emotion - Frequency and quality of negative emotions, e.g., anger or hostility, expressed by family members or...

Expressed Sequence Tags - Partial cDNA (DNA, COMPLEMENTARY) sequences that are unique to the cDNAs from which they were derive...

Exteins - The (EXternal proTEIN) sequences flanking INTEINS, which are internal fragments of precursor protein...

Extensively Drug-Resistant Tuberculosis - Tuberculosis resistant to ISONIAZID and RIFAMPIN and at least three of the six main classes of secon...

External Fixators - External devices which hold wires or pins that are placed through one or both cortices of bone in or...

Extinction, Biological - The ceasing of existence of a species or taxonomic groups of organisms....

Extinction, Psychological - The procedure of presenting the conditioned stimulus without REINFORCEMENT to an organism previously...

Extracellular Fluid - The fluid of the body that is outside of CELLS. It is the external environment for the cells....

Extracellular Matrix - A meshwork-like substance found within the extracellular space and in association with the basement ...

Extracellular Matrix Proteins - Macromolecular organic compounds that contain carbon, hydrogen, oxygen, nitrogen, and usually, sulfu...

Extracellular Signal-Regulated MAP Kinases - A mitogen-activated protein kinase subfamily that is widely expressed and plays a role in regulation...

Extracellular Space - Interstitial space between cells, occupied by INTERSTITIAL FLUID as well as amorphous and fibrous su...

Extrachromosomal Inheritance - Vertical transmission of hereditary characters by DNA from cytoplasmic organelles such as MITOCHONDR...

Extracorporeal Circulation - Diversion of blood flow through a circuit located outside the body but continuous with the bodily ci...

Extracorporeal Membrane Oxygenation - Application of a life support system that circulates the blood through an oxygenating system, which ...

Extraction and Processing Industry - The industry concerned with the removal of raw materials from the Earth's crust and with their conve...

Extraction, Obstetrical - Extraction of the fetus by means of obstetrical instruments....

Extraembryonic Membranes - The thin layers of tissue that surround the developing embryo. There are four extra-embryonic membra...

Extramarital Relations - Voluntary SEXUAL INTERCOURSE between a married person and someone other than the SPOUSE....

Extraoral Traction Appliances - Extraoral devices for applying force to the dentition in order to avoid some of the problems in anch...

Extraterrestrial Environment - The environment outside the earth or its atmosphere. The environment may refer to a closed cabin (su...

Extravasation of Diagnostic and Therapeutic Materials - The escape of diagnostic or therapeutic material from the vessel into which it is introduced into th...

Extravascular Lung Water - Water content outside of the lung vasculature. About 80% of a normal lung is made up of water, inclu...

Extravehicular Activity - Activities by crew members conducted outside the pressurized hull of a spacecraft....

Extraversion (Psychology) - A state in which attention is largely directed outward from the self....

Extreme Cold - Below normal weather temperatures that may lead to serious health problems. Extreme cold is a danger...

Extreme Heat - High temperature weather exceeding the average and of several weeks duration. Extreme heat is a dang...

Exudates and Transudates - Exudates are fluids, CELLS, or other cellular substances that are slowly discharged from BLOOD VESSE...

Eye Abnormalities - Congenital absence of or defects in structures of the eye; may also be hereditary....

Eye Banks - Centers for storing various parts of the eye for future use....

Eye Burns - Injury to any part of the eye by extreme heat, chemical agents, or ultraviolet radiation....

Eye Color - Color of the iris....

Eye Diseases, Hereditary - Transmission of gene defects or chromosomal aberrations/abnormalities which are expressed in extreme...

Eye Enucleation - The surgical removal of the eyeball leaving the eye muscles and remaining orbital contents intact....

Eye Evisceration - The surgical removal of the inner contents of the eye, leaving the sclera intact. It should be diffe...

Eye Hemorrhage - Intraocular hemorrhage from the vessels of various tissues of the eye....

Eye Infections - Infection, moderate to severe, caused by bacteria, fungi, or viruses, which occurs either on the ext...

Eye Infections, Bacterial - Infections in the inner or external eye caused by microorganisms belonging to several families of ba...

Eye Infections, Fungal - Infection by a variety of fungi, usually through four possible mechanisms: superficial infection pro...

Eye Infections, Parasitic - Mild to severe infections of the eye and its adjacent structures (adnexa) by adult or larval protozo...

Eye Infections, Viral - Infections of the eye caused by minute intracellular agents. These infections may lead to severe inf...

Eye Injuries - Damage or trauma inflicted to the eye by external means. The concept includes both surface injuries ...

Eye Injuries, Penetrating - Deeply perforating or puncturing type intraocular injuries....

Eye Manifestations - Ocular disorders attendant upon non-ocular disease or injury....

Eye Movement Desensitization Reprocessing - A technique that induces the processing of disturbing memories and experiences, by stimulating neura...

Eye Movement Measurements - Methods and procedures for recording EYE MOVEMENTS....

Eye Movements - Voluntary or reflex-controlled movements of the eye....

Eye Neoplasms - Tumors or cancer of the EYE....

Eye Protective Devices - Personal devices for protection of the eyes from impact, flying objects, glare, liquids, or injuriou...

Eye, Artificial - A ready-made or custom-made prosthesis of glass or plastic shaped and colored to resemble the anteri...

Eyebrows - Curved rows of HAIR located on the upper edges of the eye sockets....

Eyeglasses - A pair of ophthalmic lenses in a frame or mounting which is supported by the nose and ears. The purp...

Eyelashes - The hairs which project from the edges of the EYELIDS....

Eyelid Neoplasms - Tumors of cancer of the EYELIDS....

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