title: Effects of verapamil on electrophysiologic properties of canine cardiac Purkinje fibers.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D004285:Dogs; D006329:Heart Conduction System / Q000187:drug effects*; D008345:Manganese / Q000494:pharmacology; D008564:Membrane Potentials / Q000187:drug effects; D009431:Neural Conduction / Q000187:drug effects; D010042:Ouabain / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology; D012032:Refractory Period, Electrophysiological / Q000187:drug effects; D014700:Verapamil / Q000008:administration & dosage / Q000494:pharmacology*
chemical_list: D008345:Manganese; D010042:Ouabain; D014700:Verapamil; D011188:Potassium; D002118:Calcium