title: Local progestational and antiprogestational effects of steroids and their metabolites on the rabbit uterus.
mesh_terms: D000818:Animals; D001681:Biological Assay / Q000379:methods; D005260:Female; D009640:Norethindrone / Q000494:pharmacology; D011374:Progesterone / Q000037:antagonists & inhibitors / Q000378:metabolism* / Q000494:pharmacology; D011817:Rabbits; D014599:Uterus / Q000378:metabolism*
chemical_list: D011374:Progesterone; D009640:Norethindrone