title: The effect of epontol and papaverine on the contractility of the isolated heart muscle.
mesh_terms: D000818:Animals; D002415:Cats; D003864:Depression, Chemical; D006321:Heart / Q000187:drug effects*; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D010208:Papaverine / Q000494:pharmacology*; D010210:Papillary Muscles / Q000187:drug effects; D011410:Propanidid / Q000494:pharmacology*
chemical_list: D011410:Propanidid; D010208:Papaverine