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Lifestyle intervention is associated with decreased concentrations of circulating pentraxin 3 independent of CRP
Anders Larsson1, Göran Ronquist, Torbjörn Åkerfeldt
1Department of Medical Sciences, Clinical Chemistry, Uppsala University, Uppsala, Sweden.
Upsala Journal of Medical Sciences
|July 11, 2013
Summary
Lifestyle interventions significantly reduced pentraxin 3 (PTX3) levels in plasma. This study shows that changes in diet and exercise can lower this inflammation marker within weeks.
Area of Science:
- Biochemistry
- Immunology
- Clinical Medicine
Background:
- Pentraxin 3 (PTX3) is an acute phase protein produced at inflammatory sites, unlike C-reactive protein (CRP) primarily synthesized by the liver.
- Understanding factors influencing PTX3 levels is crucial for managing inflammatory conditions.
Purpose of the Study:
- To investigate the effect of a lifestyle intervention program, including weight loss, on plasma PTX3 concentrations.
- To determine if lifestyle modifications can reduce circulating PTX3 levels.
Main Methods:
- A cohort of 31 subjects participated in a lifestyle intervention focusing on physical activity, diet, and weight loss.
- Plasma samples were collected at baseline, 4 weeks, and 8 weeks for analysis of PTX3 and CRP using high-sensitivity assays.
Main Results:
- A statistically significant reduction in PTX3 concentrations was observed at both 4 weeks (P = 0.002) and 8 weeks (P = 0.003) of the intervention.
- The decrease in PTX3 was not significantly correlated with changes in CRP levels or weight loss.
Conclusions:
- The lifestyle intervention program effectively reduced circulating PTX3 concentrations.
- These findings suggest that lifestyle modifications can be a viable strategy for lowering PTX3, an indicator of inflammation.
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