Comparison between tetrodotoxin effects on excitation in mammalian cardiac fibres and squid giant axons.
D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D001369:Axons / Q000187:drug effects*; D066298:In Vitro Techniques; D008974:Mollusca; D011689:Purkinje Cells / Q000187:drug effects*; D012964:Sodium / Q000494:pharmacology; D013779:Tetrodotoxin / Q000494:pharmacology*
D013779:Tetrodotoxin; D012964:Sodium