12 citations
,
March 2016 in “BBA clinical” Increased Toll-like receptors in blood cells may contribute to alopecia areata and could be a target for new treatments.
30 citations
,
April 2007 in “Journal of Leukocyte Biology” Blocking CD44 can reduce leukocyte migration in autoimmune skin diseases.
March 2026 in “European journal of ecology, biology and agriculture.” Patients with alopecia areata have higher levels of certain immune markers, suggesting new treatment targets.
16 citations
,
April 2024 in “Proceedings of the National Academy of Sciences” HDAC4 and HDAC7 are crucial for Th17 cell development and could be targeted to treat inflammatory diseases.
November 2023 in “Journal of Investigative Dermatology” γδTregs can protect hair follicles from alopecia areata and may help regrow hair.
12 citations
,
April 2017 in “Experimental and Therapeutic Medicine” Patients with severe active alopecia areata have lower CD200 expression and an imbalance in their immune system.
14 citations
,
June 2017 in “Immunity” Special immune cells called Treg cells are important for maintaining and regenerating hair by activating a specific growth signal in hair stem cells.
November 2025 in “Journal of Investigative Dermatology” Ritlecitinib effectively treats severe Alopecia Areata by reducing harmful immune activity in the skin.
November 2025 in “The Journal of Immunology” Different γδ T cell types have unique roles in causing alopecia areata.
75 citations
,
June 2005 in “Archives of Dermatology” Etanercept may not prevent alopecia areata from coming back.
61 citations
,
June 2010 in “Journal of the European Academy of Dermatology and Venereology” Anti-TNF-α therapy may increase the risk of developing alopecia areata, especially in those with a history of autoimmune disease.
26 citations
,
June 2018 in “The journal of immunology/The Journal of immunology” AIRE-deficient rats developed severe autoimmune disease similar to APECED, useful for testing treatments.
1 citations
,
March 2023 in “International journal of rheumatic diseases” Relatives of lupus patients show signs of immune system activity but not full-blown lupus.
1 citations
,
April 2018 in “Journal of Investigative Dermatology” Tofacitinib helped most patients with alopecia areata regrow hair and changes in immune cells were linked to the treatment's effectiveness.
2 citations
,
March 2025 in “Journal of Translational Autoimmunity” Targeting the AhR pathway may help treat alopecia areata.
January 2024 in “Inflammation and regeneration” Th22 cells are essential for Tβ15-induced hair growth in mice.
June 2024 in “Archives of Medical Science” Telitacicept effectively improved hair regrowth in a woman with lupus and alopecia.
January 2014 in “Journal of Jilin University” Higher levels of certain immune cells and proteins are linked to more severe lupus symptoms.
November 1998 in “Journal of The European Academy of Dermatology and Venereology” A man's skin cancer improved and some of his hair grew back after treatment with a special light therapy and a medication.
1 citations
,
March 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Biodegradable scaffolds help regenerate wounds and hair by activating the immune system.
August 2017 in “Journal of Investigative Dermatology” Activin increases skin tumor formation, skin Tregs help hair growth, lymph-node removal doesn't improve melanoma survival, cells can revert to stem cells in wound healing, and skin bacteria produce peptides that may treat infections.
ILC1-like cells may contribute to hair loss in alopecia areata and could be new treatment targets.
123 citations
,
September 1987 in “JAMA” IL-2 treatment causes skin eruptions and other reversible side effects, and may play a role in psoriasis.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” TYK2 inhibition may help treat alopecia areata by promoting hair growth and reducing immune response.
1 citations
,
April 2017 in “Journal of Investigative Dermatology” Abatacept may help some people with alopecia areata regrow hair.
July 2023 in “Nature Immunology” CD8+ virtual memory T cells may cause hair loss in alopecia areata.
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.
September 2025 in “Journal of the American Academy of Dermatology” Ritlecitinib may help treat alopecia areata by protecting hair follicles.
August 2024 in “Cell Death and Disease” Activating TLR9 helps heal wounds and regrow hair by using specific immune cells.
18 citations
,
July 2013 in “Journal of Leukocyte Biology” Nonimmunogenic forms of keratins K71 and K31 can delay and prevent alopecia areata.