title: A demonstration in vitro of luteolytic activity in pig uterine flushings.
mesh_terms: D000818:Animals; D003338:Corpus Luteum / Q000502:physiology*; D046508:Culture Techniques; D004971:Estrus; D005260:Female; D011247:Pregnancy; D011372:Progestins / Q000502:physiology*; D013552:Swine; D014599:Uterus / Q000502:physiology*
chemical_list: D011372:Progestins