title: Regulation of progesterone from 20 alpha-dihydroprogesterone biosynthesis by phosphopyridine nucleotides in the human placental mitochondrial fraction.
mesh_terms: D015089:20-Hydroxysteroid Dehydrogenases / Q000378:metabolism; D004092:20-alpha-Dihydroprogesterone / Q000378:metabolism*; D005260:Female; D006801:Humans; D008928:Mitochondria / Q000378:metabolism; D009243:NAD / Q000378:metabolism; D009249:NADP / Q000378:metabolism*; D010920:Placenta / Q000378:metabolism*; D011247:Pregnancy; D011374:Progesterone / Q000031:analogs & derivatives* / Q000037:antagonists & inhibitors / Q000096:biosynthesis*
chemical_list: D009243:NAD; D004092:20-alpha-Dihydroprogesterone; D011374:Progesterone; D009249:NADP; D015089:20-Hydroxysteroid Dehydrogenases