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Concentration of paralytic shellfish toxins (C1 + 2 N-sulfocarbamoyl-gonyautoxin-2 and -3; dcSTX decarbamoylsaxitoxin; GTX2 + 3 gonyautoxin-2 and -3, B1 gonyautoxin-5 or GTX5; STX saxitoxin; NEO neosaxitoxin) in several tissues of common octopus, Octopus vulgaris (data from Monteiro and Costa [45]) collected from the NW Portuguese coast. See abbreviation’s definition in the caption of Figure 7.
