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Descriptor in English: Norpregnatrienes
Descriptor in Spanish: Norpregnatrienos
Descriptor in Portuguese: Norpregnatrienos
Descriptor in French: Norprégnatriènes
Tree number(s): D04.210.500.668.651.568
Scope note: Pregnatrienes which have undergone ring contractions or are lacking carbon-18 or carbon-19.
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AG agonists
AI antagonists & inhibitors
AN analysis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
CS chemical synthesis
EC economics
HI history
IM immunology
IP isolation & purification
ME metabolism
PD pharmacology
PK pharmacokinetics
PO poisoning
RE radiation effects
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UR urine
Online Note: search NORPREGNANES 1974
History Note: 75; was see under NORPREGNANES 1974
DeCS UI: 9838
Descriptor UI: D009651
Date Established: 1975/09/01
Date of Entry: 1999/01/01
Revision Date: 2016/05/31
Norpregnatrienes - Preferred
Concept UI M0014991
Scope note Pregnatrienes which have undergone ring contractions or are lacking carbon-18 or carbon-19.
Preferred term Norpregnatrienes



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