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Isolation, Characterization and Functional Examination of the Gingival Immune Cell Network
Published on: February 16, 2016
TNF-alpha and IL-4 levels in generalized aggressive periodontitis subjects
M F Bastos1, J A Lima, P M Vieira
1Dental Research Division, Department of Periodontics, Guarulhos University, Guarulhos, São Paulo, Brazil.
Oral Diseases
|November 11, 2008
Summary
In generalized aggressive periodontitis (GAgP), tumor necrosis factor (TNF)-alpha levels were high in healthy sites, while interleukin (IL)-4 levels were low in both healthy and diseased sites within affected individuals.
Area of Science:
- Periodontology
- Immunology
- Oral Health Research
Background:
- Generalized aggressive periodontitis (GAgP) involves complex inflammatory responses.
- Understanding cytokine profiles in GAgP is crucial for disease management.
Purpose of the Study:
- To compare levels of tumor necrosis factor (TNF)-alpha and interleukin (IL)-4.
- To evaluate these cytokine levels in healthy sites and sites with varying severity of GAgP within the same individuals.
Main Methods:
- Crevicular fluid was sampled from healthy, moderate, and advanced GAgP sites in patients (n=14).
- Samples from periodontally healthy subjects (n=13) served as controls.
- Cytokine levels were quantified using enzyme-linked immunosorbent assay (ELISA).
Main Results:
- Total TNF-alpha was lower in controls; concentrations were higher in healthy GAgP sites compared to diseased sites.
- No significant differences in total IL-4 amounts were found across groups.
- IL-4 concentration was significantly higher in control sites than in GAgP sites.
Conclusions:
- Individuals with GAgP exhibit elevated TNF-alpha and reduced IL-4 levels.
- These cytokine patterns are present in both healthy and diseased periodontal sites within GAgP patients.
