title: Effects of nifedipine on electrical activity of cardiac cells.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D001464:Barium / Q000494:pharmacology; D004285:Dogs; D004699:Endocardium / Q000187:drug effects; D006329:Heart Conduction System / Q000187:drug effects*; D008564:Membrane Potentials / Q000187:drug effects; D009543:Nifedipine / Q000494:pharmacology*; D011690:Purkinje Fibers / Q000187:drug effects*; D011725:Pyridines / Q000494:pharmacology*; D013997:Time Factors
chemical_list: D011725:Pyridines; D001464:Barium; D009543:Nifedipine