title: Effect of divalent mercury ion on the action potential of the heart.
mesh_terms: D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D001001:Anura; D002104:Cadmium / Q000494:pharmacology; D002118:Calcium / Q000494:pharmacology; D006321:Heart / Q000187:drug effects* / Q000502:physiology; D066298:In Vitro Techniques; D008628:Mercury / Q000494:pharmacology*; D012964:Sodium / Q000494:pharmacology
chemical_list: D002104:Cadmium; D012964:Sodium; D008628:Mercury; D002118:Calcium