title: Dual effects of prostaglandin E 1  on the cat isolated papillary muscle.
mesh_terms: D000818:Animals; D002415:Cats; D006339:Heart Rate / Q000187:drug effects; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D010210:Papillary Muscles / Q000187:drug effects / Q000502:physiology*; D010477:Perfusion; D011433:Propranolol / Q000494:pharmacology; D011453:Prostaglandins / Q000494:pharmacology*
chemical_list: D011453:Prostaglandins; D011433:Propranolol