May 2023 in “The Journal of Immunology” Alopecia areata involves unique activation of certain immune cells.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study suggests that a specific type of immune cell, memory-like NK cells, may increase during active hair loss in Alopecia areata.
July 2024 in “Journal of Investigative Dermatology” Expanding regulatory T cells may help treat alopecia areata by reducing harmful immune cells.
November 2025 in “Journal of Investigative Dermatology” Certain CD8+ T cells attack hair follicles in alopecia areata, suggesting they could be targeted for treatment.
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July 2016 in “Journal of Immunology” Blocking the CXCR3 receptor reduces T cell accumulation in the skin and prevents hair loss in mice.