Sites of the barium effect on Helix heart muscle cells.
D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D001369:Axons / Q000187:drug effects / Q000502:physiology; D001464:Barium / Q000494:pharmacology*; D006352:Heart Ventricles / Q000187:drug effects; D006372:Helix, Snails / Q000187:drug effects / Q000502:physiology*; D009200:Myocardial Contraction / Q000187:drug effects*; D012908:Snails / Q000502:physiology*
D001464:Barium