Unsaturated long-chain fatty acids induce the respiratory burst of human neutrophils and monocytes in whole blood
2008

Unsaturated Fatty Acids and Immune Response

Sample size: 20 publication Evidence: moderate

Author Information

Author(s): Jüttner Björn, Kröplin Janina, Coldewey Sina M, Witt Lars, Osthaus Wilhelm A, Weilbach Christian, Scheinichen Dirk

Primary Institution: Hannover Medical School, Germany

Hypothesis

The study investigates the impact of different lipid solutions on the respiratory burst of neutrophils and monocytes in whole blood.

Conclusion

Parenteral nutrition containing unsaturated oleic and linoleic acid can induce respiratory burst of neutrophils and monocytes, increasing the risk of tissue damage.

Supporting Evidence

  • LCT and LCT-MUFA induced hydrogen peroxide production in neutrophils and monocytes.
  • LCT/MCT did not significantly increase hydrogen peroxide production.
  • Significant differences in hydrogen peroxide production were observed among lipid emulsions.

Takeaway

Certain fats in parenteral nutrition can make our immune cells more active, which might lead to more damage in the body.

Methodology

Whole blood samples were incubated with different lipid emulsions, and hydrogen peroxide production was measured using flow cytometry.

Limitations

The study focused only on healthy volunteers, which may not represent patients receiving parenteral nutrition.

Participant Demographics

12 male and 8 female healthy volunteers, aged 38.25 ± 12.27 years.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1743-7075-5-19

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication