Enzymatic reduction of the C-20 carbonyl group of tetrahydrocortisone and 17-hydroxypregnanolone.
D003348:Cortisone / Q000031:analogs & derivatives; D008099:Liver / Q000378:metabolism*; D011276:Pregnanediol / Q000031:analogs & derivatives; D011280:Pregnanolone / Q000031:analogs & derivatives; D011372:Progestins; D013761:Tetrahydrocortisone
D011372:Progestins; C013051:17-hydroxypregnanolone; D013761:Tetrahydrocortisone; D011280:Pregnanolone; D011276:Pregnanediol; D003348:Cortisone
CORTISONE/related compounds; LIVER/metabolism; PREGNANDIOL/related compounds