title: Proceedings: Does adrenaline act by directly modifying the external membrane surface charge of cardiac Purkinje fibres?
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002417:Cattle; D004837:Epinephrine / Q000494:pharmacology*; D006329:Heart Conduction System / Q000187:drug effects / Q000502:physiology*; D066298:In Vitro Techniques; D007700:Kinetics; D008564:Membrane Potentials / Q000187:drug effects*; D013806:Theophylline / Q000494:pharmacology
chemical_list: D013806:Theophylline; D002118:Calcium; D004837:Epinephrine