Estrogen-like Activity of Seafood and Environmental Contaminants
Author Information
Author(s): Sonia Garritano, Barbara Pinto, Marco Calderisi, Teresa Cirillo, Renata Amodio-Cocchieri, Daniela Reali
Primary Institution: IARC, Lyon, France
Hypothesis
What is the estrogenic activity of edible marine organisms from the Mediterranean Sea?
Conclusion
The study found that 38% of seafood extracts exhibited hormone-like activity, with higher contamination levels in species from the Adriatic Sea compared to the Tyrrhenian Sea.
Supporting Evidence
- 38% of seafood extracts showed hormone-like activity higher than 10% of the control.
- Total PCB concentrations ranged from 0.002 to 1.785 ng/g wet weight.
- Species from the Adriatic Sea had significantly higher PCB levels than those from the Tyrrhenian Sea.
Takeaway
Some seafood from the Mediterranean Sea can act like hormones in our bodies because they contain chemicals from pollution.
Methodology
Marine organisms were collected from two areas and their estrogenic activity was assessed using a yeast reporter gene assay.
Limitations
The study did not find a significant correlation between PCB levels and estrogenic activity.
Statistical Information
P-Value
0.002
Statistical Significance
p < 0.01
Digital Object Identifier (DOI)
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