title: Ovum implantation and uterine lysosomal enzyme activity.
mesh_terms: D000818:Animals; D002369:Castration; D002403:Cathepsins / Q000378:metabolism*; D010064:Embryo Implantation; D004958:Estradiol / Q000494:pharmacology; D005260:Female; D005966:Glucuronidase / Q000378:metabolism*; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology; D051381:Rats; D014599:Uterus / Q000187:drug effects / Q000201:enzymology*
chemical_list: D011374:Progesterone; D004958:Estradiol; D005966:Glucuronidase; D002403:Cathepsins