title: Measurement of transmembrane cardiac potentials using a real-time microcomputer analysis system.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D002462:Cell Membrane / Q000502:physiology; D004285:Dogs; D006321:Heart / Q000502:physiology*; D066298:In Vitro Techniques; D008838:Microcomputers; D011690:Purkinje Fibers / Q000187:drug effects / Q000502:physiology; D011802:Quinidine / Q000494:pharmacology; D012984:Software
chemical_list: D011802:Quinidine