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Updated: Nov 19, 2025

Adenoviral Transduction of Naive CD4 T Cells to Study Treg Differentiation
Published on: August 13, 2013
Ubiquitin-Dependent Regulation of Treg Function and Plasticity
1Department of Cell Biology, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
Regulatory T (Treg) cells maintain immune balance. Emerging evidence shows that ubiquitin pathways regulate the master transcription factor Foxp3, impacting Treg cell function and offering therapeutic targets.
Area of Science:
- Immunology
- Cell Biology
- Molecular Biology
Background:
- Regulatory T (Treg) cells are crucial for immune homeostasis and peripheral tolerance.
- The function and plasticity of Treg cells are governed by intricate networks of transcription factors and signaling pathways.
- Forkhead box P3 (Foxp3) is the master transcription factor for Treg cells, and its stability is critical for their function and survival.
Purpose of the Study:
- To explore the emerging role of ubiquitin-dependent pathways in regulating Treg cell function and plasticity.
- To highlight the significance of understanding Foxp3 regulation for therapeutic applications in autoimmune diseases, transplantation, and cancer.
Main Methods:
- Review of recent scientific literature and emerging evidence.
- Focus on posttranslational modifications, specifically ubiquitination, of Foxp3 and its co-regulators.
Main Results:
- Ubiquitin-dependent pathways are identified as key regulators of Foxp3 stability and function.
- Posttranslational modifications significantly influence Treg cell plasticity and effector functions.
Conclusions:
- Ubiquitination represents a critical regulatory mechanism for Treg cell function and plasticity.
- Targeting ubiquitin-dependent pathways offers promising therapeutic strategies for immune-related disorders and cancer immunotherapy.
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