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#fugu #pufferfish poison #tetrodotoxin #dangerous delicacy #improperly prepared food #lethal fish

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#butete #blowfish #poisonous fish #tetrodotoxin #tae ton od

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#tetrodotoxin #ttx #neurotoxin #sodium channel blocker #nerve block #paralysis toxin

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#tetrodotoxin #ttx #fugu #neurotoxin #paralysis #nerve block

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#tetrodotoxin #ttx #fugu #neurotoxin #toxin research

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#tetrodotoxin #ttx #blue-ringed octopus #octopus poison #neurotoxin #marine toxin