title: Microdetermination of progestins in rat ovaries: progesterone and 20 alpha-hydroxy-pregn-4-en-3-one content during proestrus, oestrus and pseudopregnancy.
mesh_terms: D004092:20-alpha-Dihydroprogesterone / Q000031:analogs & derivatives / Q000096:biosynthesis; D000818:Animals; D004971:Estrus / Q000378:metabolism; D005260:Female; D008832:Microchemistry / Q000379:methods; D010053:Ovary / Q000378:metabolism*; D011359:Proestrus / Q000378:metabolism; D011374:Progesterone / Q000096:biosynthesis; D011372:Progestins / Q000096:biosynthesis*; D011555:Pseudopregnancy / Q000378:metabolism; D051381:Rats
chemical_list: D011372:Progestins; D004092:20-alpha-Dihydroprogesterone; D011374:Progesterone