title: Diurnal rhythms in gonadotropins and progesterone in lactating and photoperiod induced acyclic hamsters.
mesh_terms: D000818:Animals; D002369:Castration; D002940:Circadian Rhythm; D006224:Cricetinae; D004971:Estrus / Q000528:radiation effects; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood*; D007774:Lactation; D008027:Light; D007986:Luteinizing Hormone / Q000097:blood*; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D011830:Radiation Effects
chemical_list: D011374:Progesterone; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone