title: Relative inotropic and arrhythmogenic effects of five cardiac steroids in ventricular myocardium: oscillatory afterpotentials and the role of endogenous catecholamines.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000319:Adrenergic beta-Antagonists / Q000494:pharmacology; D000547:Amantadine / Q000494:pharmacology; D000818:Animals; D001145:Arrhythmias, Cardiac / Q000139:chemically induced; D002301:Cardiac Glycosides / Q000494:pharmacology*; D002395:Catecholamines / Q000502:physiology*; D004347:Drug Interactions; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D006352:Heart Ventricles / Q000187:drug effects; D066298:In Vitro Techniques; D008012:Lidocaine / Q000494:pharmacology; D009200:Myocardial Contraction / Q000187:drug effects; D014700:Verapamil / Q000494:pharmacology
chemical_list: D000319:Adrenergic beta-Antagonists; D002301:Cardiac Glycosides; D002395:Catecholamines; D008012:Lidocaine; D000547:Amantadine; D014700:Verapamil