220 citations
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June 2013 in “The Journal of Pathology” Lichen planopilaris may be an autoimmune disease causing hair loss due to immune system issues in hair follicles.
November 2025 in “Journal of Investigative Dermatology” Dithranol reduces inflammation in alopecia areata by lowering certain immune responses.
127 citations
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January 2000 in “Journal of Investigative Dermatology” Cytotoxic T cells cause hair loss in chronic alopecia areata.
18 citations
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January 2017 in “Annals of dermatology/Annals of Dermatology” Certain immune cells contribute to severe hair loss in chronic alopecia areata, with Th17 cells possibly having a bigger impact than cytotoxic T cells.
April 2018 in “Journal of Investigative Dermatology” Both Th1 and Th2 immune responses are increased in alopecia areata, with Th2 response more strongly linked to how severe the disease is.