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Updated: Jul 14, 2026

Isolation, Characterization and Functional Examination of the Gingival Immune Cell Network

Isolation, Characterization and Functional Examination of the Gingival Immune Cell Network

Published on: February 16, 2016

IL-10 gene transfer attenuates P. gingivalis-induced inflammation.

Y Houri-Haddad¹, W A Soskolne, A Halabi

¹Department of Periodontology, Faculty of Dental Medicine, Hebrew University-Hadassah Faculty of Dental Medicine, PO Box 12272, Jerusalem 91120, Israel. mhouri@cc.huji.ac.il

Journal of Dental Research

|May 26, 2007

Summary

Local gene transfer of Interleukin-10 (IL-10) effectively reduces inflammatory responses to bacterial challenge. This approach shows promise for modulating inflammation in localized infections.

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Area of Science:

Immunology
Gene Therapy
Microbiology

Background:

Interleukin-10 (IL-10) is an anti-inflammatory cytokine produced by Th2 lymphocytes.
IL-10 plays a crucial role in down-regulating inflammatory responses, particularly to bacterial challenges.
Gene transfer offers a potential method for localized delivery of therapeutic cytokines.

Purpose of the Study:

To investigate the efficacy of local IL-10 gene transfer in modulating inflammatory responses.
To examine the impact of IL-10 plasmid injection on the local cytokine profile following bacterial challenge.

Main Methods:

Mice received intra-chamber injections of either IL-10 plasmid or a control vector.
Following a two-week incubation period, chambers were challenged with *P. gingivalis*.

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Isolation, Characterization and Functional Examination of the Gingival Immune Cell Network

Isolation, Characterization and Functional Examination of the Gingival Immune Cell Network

Published on: February 16, 2016

A Mouse Model for Pathogen-induced Chronic Inflammation at Local and Systemic Sites

A Mouse Model for Pathogen-induced Chronic Inflammation at Local and Systemic Sites

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Local cytokine levels (IL-10, IFN-gamma, TNF-alpha, IL-1beta) were measured at 2 and 24 hours post-challenge.

Main Results:

Local IL-10 gene delivery successfully elevated intra-chamber IL-10 levels.
Significant attenuation of pro-inflammatory cytokines was observed: IFN-gamma and TNF-alpha at 2 hours, and IL-1beta at 24 hours.
Specific reductions included IFN-gamma (656 to 218 pg/mL), TNF-alpha (23 to 12.5 ng/mL), and IL-1beta (21.5 to 12.4 ng/mL).

Conclusions:

Direct IL-10 gene transfer is a viable strategy for modulating local inflammatory responses.
This method shows potential for therapeutic intervention against localized bacterial infections like those caused by *P. gingivalis*.