title: [Ca-dependent membrane potential changes in the heart and their significance for electro-mechanical coupling. Experiments with tetrodotoxin in Na-containing solutions].
mesh_terms: D000200:Action Potentials; D000818:Animals; D001696:Biomechanical Phenomena; D002118:Calcium / Q000502:physiology*; D002417:Cattle; D006321:Heart / Q000502:physiology*; D066298:In Vitro Techniques; D007552:Isotonic Solutions; D008564:Membrane Potentials / Q000187:drug effects*; D009119:Muscle Contraction; D009206:Myocardium; D012756:Sheep; D012964:Sodium / Q000502:physiology; D013779:Tetrodotoxin / Q000494:pharmacology*
chemical_list: D007552:Isotonic Solutions; D013779:Tetrodotoxin; D012964:Sodium; D002118:Calcium
vernacular_title: Ca-abhängige Membranpotentialänderungen am Herzen und ihre Bedeutung für die elektro-mechanische Kopplung. Versuche mit Tetrodotoxin in Na-haltigen Lösungen.