title: Sodium inactivation and pH in cardiac Purkynĕ-fibers.
mesh_terms: D000200:Action Potentials; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002417:Cattle; D004553:Electric Conductivity; D006321:Heart / Q000502:physiology; D006863:Hydrogen-Ion Concentration; D066298:In Vitro Techniques; D008564:Membrane Potentials; D008566:Membranes; D009206:Myocardium / Q000166:cytology; D010539:Permeability; D011689:Purkinje Cells / Q000502:physiology*; D012964:Sodium / Q000494:pharmacology*
chemical_list: D012964:Sodium; D002118:Calcium