Detection of the Cyclic Imines Pinnatoxin G, 13-Desmethyl Spirolide C and 20-Methyl Spirolide G in Bivalve Molluscs from Great Britain
2024

Detection of Harmful Toxins in Shellfish from Great Britain

Sample size: 2671 publication 10 minutes Evidence: moderate

Author Information

Author(s): Alexander Ryan P., O’Neill Alison, Dean Karl J., Turner Andrew D., Maskrey Benjamin H.

Primary Institution: Centre for Environment Fisheries and Aquaculture Science (CEFAS)

Hypothesis

What are the concentrations of cyclic imines and brevetoxins in bivalve molluscs from Great Britain?

Conclusion

The study found that only three toxins were detected in shellfish samples, highlighting the need for ongoing monitoring of emerging marine biotoxins.

Supporting Evidence

  • Only three toxins were detected in the shellfish samples.
  • The maximum concentrations of the detected toxins were 85.4 µg/kg for pinnatoxin G.
  • 27.4% of samples tested positive for pinnatoxin G.
  • Statistical analysis showed significant relationships between toxin concentrations and location.
  • Environmental factors influence the presence of these toxins in shellfish.

Takeaway

Scientists checked a lot of shellfish from Great Britain to see if they had harmful toxins, and they found some, which means we need to keep an eye on these toxins in the future.

Methodology

A systematic screen of bivalve shellfish was conducted using rapid dispersive methanolic extraction and UHPLC-MS/MS analysis.

Potential Biases

Potential bias may arise from the geographic limitations of the sampling areas.

Limitations

The study did not monitor all potential toxins and relied on a limited number of toxin analytes.

Participant Demographics

Shellfish samples were collected from designated harvesting areas around Great Britain.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/md22120556

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