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Functional regulatory T cells and allergen immunotherapy.
Jennifer M Rolland1, Leanne M Gardner, Robyn E O'Hehir
1Department of Immunology, Monash University, Melbourne, Victoria, Australia.
Current Opinion in Allergy and Clinical Immunology
|September 23, 2010
Summary
Regulatory T cells (Treg) play a crucial role in controlling allergic immune responses, especially during early stages of allergen-specific immunotherapy. Further research is needed to enhance Treg activity for improved treatment outcomes.
Area of Science:
- Immunology
- Allergy Research
- Cellular Immunology
Background:
- Clinical allergy research often relies on Treg markers, not functional assays.
- Regulatory T cells (Treg) are increasingly recognized for their role in immune regulation.
Purpose of the Study:
- To review evidence for functional Treg in controlling allergen-specific immune responses.
- To focus on the role of Treg in allergen-specific immunotherapy (AIT).
Main Methods:
- Utilizing advanced flow cytometry for Treg and effector T cell (Teff) analysis.
- Employing co-culture assays to assess Treg function.
- Applying advanced imaging techniques to study Treg in mucosal tissues.
Main Results:
- New Treg markers allow precise isolation and delineation of Treg subtypes.
- Treg appear to play a more significant role in the early phases of immunotherapy.
- Increased Treg numbers and enhanced local function observed in mucosal tissues post-therapy.
Conclusions:
- Treg have a mechanistic role in the early stages of allergen immunotherapy.
- Further research is needed to identify specific Treg subsets and optimize immunotherapy strategies to enhance Treg activity.
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