Chronic Consumption of Farmed Salmon Containing Persistent Organic Pollutants Causes Insulin Resistance and Obesity in Mice
2011

Farmed Salmon and Insulin Resistance in Mice

Sample size: 36 publication 10 minutes Evidence: high

Author Information

Author(s): Ibrahim Mohammad Madani, Fjære Even, Lock Erik-Jan, Naville Danielle, Amlund Heidi, Meugnier Emmanuelle, Le Magueresse Battistoni Brigitte, Frøyland Livar, Madsen Lise, Jessen Niels, Lund Sten, Vidal Hubert, Ruzzin Jérôme

Primary Institution: National Institute of Nutrition and Seafood Research, Bergen, Norway

Hypothesis

Does a diet containing farmed salmon contribute to insulin resistance in mice?

Conclusion

Intake of farmed salmon fillet contributes to insulin resistance and obesity in mice, partly due to persistent organic pollutants (POPs).

Supporting Evidence

  • Mice fed farmed salmon gained more weight than those on other diets.
  • Consumption of farmed salmon increased visceral fat and insulin resistance.
  • Mice on a diet with reduced POPs showed less weight gain and better insulin sensitivity.

Takeaway

Eating farmed salmon can make mice gain weight and have trouble with insulin, which is not good for their health.

Methodology

Mice were fed different diets including farmed salmon and assessed for body weight, fat mass, insulin sensitivity, and glucose tolerance.

Potential Biases

Potential bias in dietary intake assessment and environmental pollutant exposure.

Limitations

The study was conducted on mice, which may not fully represent human responses.

Participant Demographics

Adult male C57BL/6J mice.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0025170

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