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Updated: Mar 15, 2026
Development of Stem Cell-derived Antigen-specific Regulatory T Cells Against Autoimmunity
Published on: November 8, 2016
Regulatory T cells control strain specific resistance to Experimental Autoimmune Prostatitis
Maria L Breser1, Andreia C Lino2, Ruben D Motrich1
1Centro de Investigaciones en Bioquímica Clínica e Inmunología (CIBICI-CONICET), Departamento de Bioquímica Clínica, Facultad de Ciencias Químicas, Universidad Nacional de Córdoba, Haya de la Torre y Medina Allende, Ciudad Universitaria, 5016, Córdoba, Argentina.
Regulatory T cells (Treg) are crucial for preventing autoimmune diseases like Experimental Autoimmune Prostatitis (EAP). Treg depletion increases disease susceptibility, highlighting their role in maintaining immune tolerance.
Area of Science:
- Immunology
- Autoimmunity
- T cell regulation
Background:
- Autoimmune diseases arise from genetic and environmental interactions.
- Regulatory T cells (Treg) are vital for suppressing autoreactive lymphocytes.
- The role of Treg in Experimental Autoimmune Prostatitis (EAP) susceptibility is not fully understood.
Purpose of the Study:
- To investigate the role of Treg in determining susceptibility and resistance to EAP.
- To analyze Treg function across different mouse strains with varying EAP susceptibility.
- To identify molecular mechanisms linking Treg function to EAP pathogenesis.
Main Methods:
- Analysis of three mouse strains (NOD, C57BL/6, BALB/c) with differential EAP susceptibility.
- Mild and transient depletion of Treg during EAP induction.
- Assessment of disease scores and T cell phenotypes, including CXCR3 expression.
- Investigation of the role of Interferon-gamma (IFNγ) in disease development.
Main Results:
- Treg depletion significantly increased EAP severity across all tested mouse strains.
- BALB/c mice, normally resistant, became susceptible following Treg depletion.
- EAP development correlated with increased CXCR3 expression on effector T cells, dependent on IFNγ.
Conclusions:
- Treg play a critical role in preventing autoimmune prostatitis.
- Environmental factors influencing Treg function may contribute to the rising incidence of autoimmune diseases.
- CXCR3 upregulation, mediated by IFNγ, is a key molecular event in EAP pathogenesis.
