domoic acid

Domoic acid, which causes amnesic shellfish poisoning (ASP), is an amino acid phycotoxin (algal toxin) found associated with certain algal blooms.
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Domoic acid An excitatory kainic acid analogue and neurotoxic glutamate agonist, which ↑ neuronal activity, causing food poisoning [more]Domoic acid - Community and Resources

Noun
1. a neurotoxin that is deadly for humans; found in various marine algae
(hypernym) neurotoxin, neurolysin

Domoic acid is a toxic amino acid produced by certain species of algae. Domoic acid binds to a receptor that helps nerve cells control the flow of ions across their cell membranes. The receptor no longer works correctly, and the uncontrolled flux of ions damages and eventually kills the nerve cell.