SaxitoxinAmphibian ProteinsShellfish PoisoningMarine ToxinsTetrodotoxinNeurilemmaBatrachotoxinsPoisonsCylindrospermopsisSodium ChannelsDinoflagellidaVeratridineMollusk VenomsShellfishSodiumOlfactory NerveIon ChannelsToxins, BiologicalHarmful Algal BloomFishes, PoisonousTetraodontiformesBufonidaeConotoxinsVeratrineNeuromuscular Blocking AgentsSodium Channel BlockersAmidinotransferasesAphanizomenon