title: Slow Ca2+ and Na+ responses induced by isoproterenol and methylxanthines in isolated perfused guinea pig hearts exposed to elevated K+.
mesh_terms: D000255:Adenosine Triphosphate / Q000494:pharmacology; D000818:Animals; D000963:Antimetabolites / Q000494:pharmacology; D001692:Biological Transport; D003994:Bucladesine / Q000494:pharmacology; D002118:Calcium / Q000378:metabolism* / Q000494:pharmacology; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D007093:Imidazoles / Q000494:pharmacology; D007545:Isoproterenol / Q000494:pharmacology*; D007832:Lasalocid / Q000494:pharmacology; D008345:Manganese / Q000494:pharmacology; D009206:Myocardium / Q000378:metabolism*; D010042:Ouabain / Q000494:pharmacology; D010477:Perfusion; D011188:Potassium / Q000494:pharmacology*; D012964:Sodium / Q000378:metabolism*; D013997:Time Factors; D014700:Verapamil / Q000494:pharmacology; D014970:Xanthines / Q000494:pharmacology*
chemical_list: D000963:Antimetabolites; D007093:Imidazoles; D014970:Xanthines; D008345:Manganese; D010042:Ouabain; D003994:Bucladesine; D000255:Adenosine Triphosphate; D012964:Sodium; D014700:Verapamil; D007545:Isoproterenol; D011188:Potassium; D002118:Calcium; D007832:Lasalocid