Paraoxonase 1 polymorphism Q192R affects the pro-inflammatory cytokine TNF-alpha in healthy males
2011

Impact of PON1 Gene Variation on Inflammation in Healthy Males

Sample size: 49 publication Evidence: moderate

Author Information

Author(s): Lüersen Kai, Schmelzer Constance, Boesch-Saadatmandi Christine, Kohl Christine, Rimbach Gerald, Döring Frank

Primary Institution: Christian-Albrechts-University of Kiel

Hypothesis

The PON1 Q192R polymorphism affects serum paraoxonase activity and inflammatory biomarkers in healthy males.

Conclusion

The PON1 R192 allele is associated with increased levels of the pro-inflammatory cytokine TNF-alpha, suggesting a potential risk factor for atherogenesis.

Supporting Evidence

  • The R192 allele was associated with significantly increased paraoxonase enzyme activity.
  • TNF-alpha levels were significantly higher in R192 carriers compared to QQ192 carriers.
  • No significant differences were found in blood pressure or lipid profiles among the genotypes.

Takeaway

Some people have a gene that makes them more likely to have inflammation in their bodies, which can lead to heart problems.

Methodology

Genotyping of the PON1 Q192R polymorphism was performed on blood samples from 49 healthy males, and serum paraoxonase activity and inflammatory biomarkers were measured.

Potential Biases

Potential bias due to the small sample size and the specific demographic of the participants.

Limitations

The study was limited to a small cohort of healthy males, which may not be representative of the general population.

Participant Demographics

49 healthy German males aged between 21 and 48.

Statistical Information

P-Value

0.007

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1186/1756-0500-4-141

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