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Estriol

Definition

Estriol: A hydroxylated metabolite of ESTRADIOL or ESTRONE that has a hydroxyl group at C3-beta, 16-alpha, and 17-beta position. Estriol is a major urinary estrogen. During PREGNANCY, large amount of estriol is produced by the PLACENTA. Isomers with inversion of the hydroxyl group or groups are called epiestriol.

Other Entries

16,17-Epiestriol
16-Epiestriol
16-Hydroxyestradiol
16-alpha-Hydroxy-Estradiol
17-Epiestriol
Epiestriol
Ovestin
16 Epiestriol
16 Hydroxyestradiol
16 alpha Hydroxy Estradiol
16,17 Epiestriol
17 Epiestriol

Allowable Qualifiers

administration & dosage adverse effects agonists analogs & derivatives analysis antagonists & inhibitors biosynthesis blood cerebrospinal fluid chemical synthesis chemistry classification contraindications deficiency diagnostic use economics genetics history immunology isolation & purification metabolism pharmacokinetics pharmacology physiology poisoning radiation effects secretion standards supply & distribution therapeutic use toxicity urine

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Entry Date

01-01-1999