October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called EGFR protects hair follicle stem cells, and when it's disrupted, hair follicles can be damaged, but blocking certain pathways can restore hair growth.
June 2023 in “Research Square (Research Square)” Different immune responses cause hair loss in scalp diseases, with unique patterns in scalp psoriasis possibly protecting against hair loss.
January 2026 in “Scientific Reports” PCOS involves immune and genetic factors, with key roles for T cells and specific genes.
26 citations
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July 1992 in “International Journal of Dermatology” Oral cyclosporine A and prednisolone effectively improved alopecia universalis without side effects.
25 citations
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May 2011 in “Dermatologic therapy” New treatments for alopecia areata may target specific immune cells and pathways involved in hair loss.
PCOS involves genetic and immune factors, especially T cells, affecting its development.
134 citations
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July 2020 in “Experimental dermatology” Hair follicles are normally protected from the immune system, but when this protection fails, it can cause hair loss in alopecia areata.
1 citations
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January 2017 in “Springer eBooks” Understanding the immune-related causes of Alopecia Areata has led to potential treatments like JAK inhibitors.
February 2016 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A new TP63 mutation was found in a baby with EEC syndrome, showing the need for TREC testing to check for immune issues.
2 citations
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October 1990 in “PubMed” Severe alopecia areata involves higher levels of certain immune cells, which can be normalized with betamethasone.
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.
76 citations
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March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
55 citations
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October 2019 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” The review suggests that other immune cells besides CD8+ T cells may contribute to alopecia areata and that targeting regulatory cell defects could improve treatment.
14 citations
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January 2024 in “Skin Research and Technology” The study suggested certain immune cells might cause alopecia areata, but it was retracted.
April 2026 in “Laboratory Animal Research” The new Hairless R/J mice model improves imaging for tumor monitoring and cancer therapy evaluation.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The research identified unique metabolic activities in immune cells associated with hair loss in Alopecia Areata.
North American ginseng extract helped regrow hair in balding mice.
July 2022 in “Journal of Investigative Dermatology” IL-15 helps maintain hair growth and protects the immune status of hair follicles.
45 citations
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May 2024 in “International Journal of Molecular Sciences” Alopecia areata is caused by immune attacks on hair follicles, affecting hair growth and quality of life.
8 citations
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November 2024 in “EMBO Molecular Medicine” Targeting JAK-STAT1 can reduce inflammation and promote hair growth in conditions linked to EGFR deficiency.
ILC1-like cells may contribute to hair loss in alopecia areata.
ILC1-like cells may contribute to hair loss in alopecia areata and could be new treatment targets.
1 citations
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October 2025 γδ T cells help control tissue scarring and blood vessel growth in response to foreign objects.
6 citations
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April 2017 in “Experimental dermatology” CD80CD86 deficiency causes hair loss by disrupting regulatory T cells.
January 2023 in “Discovery immunology” T cells and bacteria in the gut and skin help maintain health and protect against disease.
1 citations
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September 2025 in “Frontiers in Immunology” HuR is essential for Treg function and preventing autoimmunity.
64 citations
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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.
2 citations
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June 2024 in “Medical Journal of Babylon” Higher CD8+ T cell levels are linked to Alopecia areata in Iraqi patients.
May 2023 in “Frontiers in Immunology” Treg cell-based therapies might help treat hair loss from alopecia areata, but more research is needed to confirm safety and effectiveness.
4 citations
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June 2025 in “Cell Reports” Clonally expanded CD8+ T cells cause alopecia areata.