title: Effects on A-V conduction of tetrodotoxin selectively injected into the A-V node artery of the dog.
mesh_terms: D000818:Animals; D004285:Dogs; D004558:Electric Stimulation; D006329:Heart Conduction System / Q000098:blood supply / Q000187:drug effects*; D007269:Injections, Intra-Arterial; D013779:Tetrodotoxin / Q000008:administration & dosage / Q000494:pharmacology*; D014630:Vagus Nerve
chemical_list: D013779:Tetrodotoxin