title: [Opposing nature of the effect of manganese and nickel ions on myocardial fiber action potentials].
mesh_terms: D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D001001:Anura; D006352:Heart Ventricles / Q000187:drug effects; D066298:In Vitro Techniques; D008345:Manganese / Q000494:pharmacology*; D009210:Myofibrils / Q000187:drug effects / Q000502:physiology; D009532:Nickel / Q000494:pharmacology*; D010210:Papillary Muscles / Q000187:drug effects / Q000502:physiology*; D016276:Ventricular Function
chemical_list: D008345:Manganese; D009532:Nickel
vernacular_title: O protivopolozhnom kharaktere deĭstviia ionov margantsa i nikelia na potentsialy deĭstviia miokardial'nykh volokon.