title: Action of Vipera ammodytes venom and its fractions on the isolated rat heart.
mesh_terms: D000818:Animals; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects; D066298:In Vitro Techniques; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects; D051381:Rats; D014757:Viper Venoms / Q000032:analysis / Q000494:pharmacology*
chemical_list: D014757:Viper Venoms