title: Effect of estrogens on uterine tone and life span of the corpus luteum in mares.
mesh_terms: D000818:Animals; D000858:Anovulation / Q000187:drug effects; D002369:Castration / Q000662:veterinary; D003340:Corpus Luteum Maintenance / Q000187:drug effects*; D004054:Diethylstilbestrol / Q000494:pharmacology; D004958:Estradiol / Q000494:pharmacology; D004967:Estrogens / Q000494:pharmacology*; D005260:Female; D006736:Horses / Q000502:physiology*; D009129:Muscle Tonus / Q000187:drug effects*; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology; D014599:Uterus / Q000187:drug effects*
chemical_list: D004967:Estrogens; D011374:Progesterone; D004958:Estradiol; D004054:Diethylstilbestrol