title: Steroid regulation of luteinizing hormone secretion in normal and androgenized rats at different ages.
mesh_terms: D000375:Aging; D000818:Animals; D000858:Anovulation / Q000139:chemically induced; D002369:Castration; D004305:Dose-Response Relationship, Drug; D004958:Estradiol / Q000494:pharmacology; D004971:Estrus; D005260:Female; D007986:Luteinizing Hormone / Q000378:metabolism*; D010053:Ovary / Q000166:cytology; D011247:Pregnancy; D051381:Rats; D013739:Testosterone / Q000494:pharmacology*
chemical_list: D013739:Testosterone; D004958:Estradiol; D007986:Luteinizing Hormone