title: Cardiac effects of toxin A-III from the heteronemertine worm Cerebratulus lacteus (Leidy).
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002462:Cell Membrane / Q000187:drug effects; D003603:Cytotoxins; D004285:Dogs; D004347:Drug Interactions; D006321:Heart / Q000187:drug effects*; D066298:In Vitro Techniques; D007448:Invertebrates; D011690:Purkinje Fibers / Q000187:drug effects; D013050:Spectrometry, Fluorescence; D013779:Tetrodotoxin / Q000494:pharmacology; D014118:Toxins, Biological / Q000494:pharmacology*
chemical_list: D003603:Cytotoxins; D014118:Toxins, Biological; D013779:Tetrodotoxin; D002118:Calcium