title: THE POSITIVE INOTROPIC ACTIVITY OF TETRAETHYLAMMONIUM IONS AND THEIR EFFECT ON RADIOCALCIUM MOVEMENT.
mesh_terms: D001001:Anura; D002118:Calcium / Q000378:metabolism*; D002127:Calcium Isotopes; D006321:Heart; D008660:Metabolism; D009068:Movement; D009119:Muscle Contraction; D009206:Myocardium; D010600:Pharmacology; D012106:Research; D019789:Tetraethylammonium; D013757:Tetraethylammonium Compounds
chemical_list: D002127:Calcium Isotopes; D013757:Tetraethylammonium Compounds; D019789:Tetraethylammonium; D002118:Calcium
keywords: CALCIUM ISOTOPES; CALCIUM METABOLISM; EXPERIMENTAL LAB STUDY; HEART; METABOLISM; MUSCLE CONTRACTION; MYOCARDIUM; PHARMACOLOGY; TETRAETHYLAMMONIUM COMPOUNDS; TOADS