MeSH Browser

MeSH Heading: Norpregnanes
Tree Number(s): D04.210.500.668.651
Unique ID: D009650
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D009650
Annotation: do not confuse with NORPREGNENES
Scope Note: Pregnanes which have undergone ring contractions or are lacking carbon-18 or carbon-19. Unsaturation in the steroid ring system is not included.
Public MeSH Note: 74
History Note: 74
Date Established: 1974/01/01
Date of Entry: 1999/01/01
Revision Date: 2016/05/31

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

agonists (AG)

analysis (AN)

antagonists & inhibitors (AI)

blood (BL)

cerebrospinal fluid (CF)

chemical synthesis (CS)

chemistry (CH)

classification (CL)

economics (EC)

history (HI)

immunology (IM)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

poisoning (PO)

radiation effects (RE)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

urine (UR)

Norpregnanes MeSH Descriptor Data 2025