title: Effect of 5 alpha-dihydroprogesterone, pregn-5-ene-3 20-dione, pregnenolone and related progestins on ovulation in PMSG-treated immature rats.
mesh_terms: D000818:Animals; D004780:Environment, Controlled; D005260:Female; D006064:Gonadotropins, Equine / Q000494:pharmacology*; D009929:Organ Size; D010060:Ovulation / Q000187:drug effects*; D011284:Pregnenolone / Q000494:pharmacology*; D011292:Premedication; D011374:Progesterone / Q000494:pharmacology*; D051381:Rats; D013997:Time Factors
chemical_list: D006064:Gonadotropins, Equine; D011374:Progesterone; D011284:Pregnenolone