CD4+ Treg Expansion Arrests Disease Progression in a Pre-Clinical Model of Alopecia Areata
May 2023
in “
The Journal of Immunology
”
New to Alopecia Areata? There is a guide in the encyclopedia. Read the guide → Studysummary In this study, treatment with IL-2C to expand Tregs effectively halted hair loss progression in a murine model of alopecia areata.
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The study investigates the potential of expanding CD4+ T regulatory cells (Tregs) to halt disease progression in alopecia areata (AA), an autoimmune condition causing hair loss. Using a murine model, researchers achieved in vivo expansion of Tregs with an IL-2 cytokine/antibody complex (IL-2C), which selectively enhances Tregs. After 6 weeks of IL-2C treatment, hair loss progression was halted, and there was a reduction in pathogenic NKG2D+ CD8 T cells and IFNγ-producing CD8 T cells in the skin. These findings suggest that Treg enrichment could be a promising therapeutic strategy for AA, offering an alternative to current treatments with potential adverse effects.
