pregnene

preg·nene

(preg'nēn),
An unsaturated steroid of primarily terminologic importance; utilized in systematic nomenclature of appropriate 21-carbon steroids.

pregnene

(prĕg′nēn)
A steroid that forms the nucleus of progesterone.
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References in periodicals archive ?
4, 1941) (Vitamin B2; assigned to Merck); Process of Treating Pregnene Compounds, U.
Steroids excreted in urine by neonates with 21hydroxylase deficiency: characterization, using GC-MS and GC-MS/MS, of the D-ring and side chain structure of pregnanes and pregnenes.