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DIARRHOETIC SHELLFISH POISONING

Definition

DSP: Gastro- intestinal disorder usually lasting up to three days caused by ingestion of shellfish produced in waters containing high concentrations of the armoured dinoflagellates Dinophysis fortii and D.acuminata. First recognised in Japan in 1976, now occurring worldwide in shellfish farming areas. The specific toxins are okadoic acid, dinophysistoxines and pecteotoxins.

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