title: Electrical and mechanical responses in ventricular muscle fibers during barium perfusion.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D001464:Barium / Q000378:metabolism / Q000494:pharmacology*; D002415:Cats; D002463:Cell Membrane Permeability; D066298:In Vitro Techniques; D008564:Membrane Potentials / Q000187:drug effects; D009119:Muscle Contraction / Q000187:drug effects; D009132:Muscles / Q000187:drug effects*; D010210:Papillary Muscles / Q000187:drug effects; D010477:Perfusion; D013696:Temperature; D013997:Time Factors
chemical_list: D001464:Barium