title: Effect of phenobarbital, hypophysectomy and x-irradiation on preovulatory progesterone levels in the cyclic hamster.
mesh_terms: D000818:Animals; D006224:Cricetinae; D004971:Estrus; D005260:Female; D005640:Follicle Stimulating Hormone / Q000494:pharmacology; D006913:Hydroxysteroid Dehydrogenases / Q000378:metabolism; D007016:Hypophysectomy; D007986:Luteinizing Hormone / Q000494:pharmacology; D009929:Organ Size; D006080:Ovarian Follicle / Q000254:growth & development; D010053:Ovary / Q000033:anatomy & histology / Q000378:metabolism / Q000528:radiation effects; D010060:Ovulation; D010634:Phenobarbital / Q000494:pharmacology*; D011247:Pregnancy; D011374:Progesterone / Q000097:blood / Q000378:metabolism*; D011830:Radiation Effects; D012726:Sexual Behavior, Animal
chemical_list: D011374:Progesterone; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone; D006913:Hydroxysteroid Dehydrogenases; D010634:Phenobarbital