Impaired Phagocytosis in Localized Aggressive Periodontitis: Rescue by Resolvin E1
2011

Resolvin E1 Helps Treat Inflammation in Periodontitis

Sample size: 10 publication 10 minutes Evidence: moderate

Author Information

Author(s): Fredman Gabrielle, Oh Sungwhan F., Ayilavarapu Srinivas, Hasturk Hatice, Serhan Charles N., Van Dyke Thomas E.

Primary Institution: The Forsyth Institute

Hypothesis

The study investigates whether Resolvin E1 can rescue impaired phagocytosis in macrophages from patients with Localized Aggressive Periodontitis (LAP).

Conclusion

Resolvin E1 can restore the impaired phagocytic activity in macrophages from LAP patients, suggesting a potential therapeutic role in treating chronic inflammation.

Supporting Evidence

  • LAP patients showed increased platelet-neutrophil and platelet-monocyte aggregates compared to healthy controls.
  • Macrophages from LAP patients exhibited reduced phagocytic activity.
  • Resolvin E1 significantly enhanced phagocytosis in LAP macrophages.

Takeaway

This study shows that a special substance called Resolvin E1 can help immune cells in people with a gum disease called Localized Aggressive Periodontitis do their job better.

Methodology

The study involved collecting whole blood from LAP patients and healthy controls, analyzing platelet and leukocyte aggregates, and testing phagocytosis of opsonized zymosan by macrophages.

Potential Biases

Potential bias may arise from the selection of participants and the specific characteristics of the LAP patient population.

Limitations

The study's sample size was limited to 10 LAP patients and 10 healthy controls, which may affect the generalizability of the findings.

Participant Demographics

Participants included 10 LAP patients of African descent and 10 healthy controls matched for age, sex, and race.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0024422

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