Search on: 17-ALPHA-TESTOSTERONE 
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Descriptor English:   Epitestosterone 
Descriptor Spanish:   Epitestosterona 
Descriptor Portuguese:   Epitestosterona 
Synonyms English:   17 alpha Testosterone
17-alpha-Testosterone  
Tree Number:   D04.210.500.054.079.429.824.275
D06.472.334.851.968.984.500
Definition English:   The 17-alpha isomer of TESTOSTERONE, derived from PREGNENOLONE via the delta5-steroid pathway, and via 5-androstene-3-beta,17-alpha-diol. Epitestosterone acts as an antiandrogen in various target tissues. The ratio between testosterone/epitestosterone is used to monitor anabolic drug abuse. 
History Note English:   91(75); was see under TESTOSTERONE 1975-90 
Allowable Qualifiers English:  
AD administration & dosage AE adverse effects
AG agonists AA analogs & derivatives
AN analysis AI antagonists & inhibitors
BI biosynthesis BL blood
CF cerebrospinal fluid CS chemical synthesis
CH chemistry CL classification
DF deficiency EC economics
GE genetics HI history
IM immunology IP isolation & purification
ME metabolism PK pharmacokinetics
PD pharmacology PH physiology
PO poisoning RE radiation effects
ST standards SD supply & distribution
TU therapeutic use TO toxicity
UR urine  
Record Number:   4924 
Unique Identifier:   D004845 

Occurrence in VHL: 		 

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