127 citations,
January 2000 in “Journal of Investigative Dermatology” Cytotoxic T cells cause hair loss in chronic alopecia areata.
69 citations,
February 2008 in “The American journal of pathology” Controlled delivery of specific RNA and IL-4 restored hair growth in mice with autoimmune alopecia.
35 citations,
January 1993 in “International Journal of Dermatology” People with HIV and low T cell counts have more hair and scalp problems.
15 citations,
May 2021 in “British journal of dermatology/British journal of dermatology, Supplement” Cell therapy shows promise for treating severe psoriasis but needs more research to confirm safety and effectiveness.
August 2024 in “International Journal of Molecular Sciences” Androgenetic alopecia involves immune cell disruptions, especially increased CD4+ T cells around hair follicles.
October 2023 in “Regular and Young Investigator Award Abstracts” Baricitinib treatment helped reduce hair loss symptoms in mice by decreasing inflammation-related immune cells.
July 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Assessing CD8+ T cell levels before surgery may improve vitiligo treatment outcomes.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Folliculotropic mycosis fungoides has unique molecular features and cell interactions that could guide targeted therapy.
Non-immune dermal cells dominate, epidermal cells increase after day 9, and certain immune cells persist beyond inflammation in wound-induced hair follicle regeneration.
50 citations,
May 2021 in “Frontiers in immunology” Certain immune cells contribute to skin autoimmune diseases, and some treatments can reverse hair loss in these conditions.
18 citations,
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.
14 citations,
July 2004 in “Australasian Journal of Dermatology” Follicular mycosis fungoides can look like a B-cell lymphoma, making diagnosis difficult.
12 citations,
July 2014 in “International Journal of STD & AIDS” HIV patients with lower CD4 T cell counts often have more skin problems.
2 citations,
September 2022 in “Frontiers in Immunology” T-regulatory cells are important for skin health and can affect hair growth and reduce skin inflammation.
August 2024 in “Cell Death and Disease” Activating TLR9 helps heal wounds and regrow hair by using specific immune cells.
December 2022 in “Siriraj Medical Journal” The COVID-19 pandemic led to fewer patient visits, more visits by older adults, an increase in cutaneous T-cell lymphoma cases, and a rise in noncosmetic procedures at a dermatology clinic.
220 citations,
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.
19 citations,
April 2015 in “European Journal of Pharmacology” Dihydrotestosterone (DHT) doesn't affect rat skin cell growth, but it does change cell cycle, protein levels, and other cell functions, potentially shortening hair growth cycle.
9 citations,
March 2022 in “Frontiers in Immunology” Foxp3+ Regulatory T Cells are important for immunity and tolerance, affect hair growth and wound healing, and their dysfunction can contribute to obesity-related diseases and other health issues.
1 citations,
April 2018 in “Journal of Investigative Dermatology” Simvastatin helps hair regrowth in autoimmune alopecia by directly affecting T cells.
45 citations,
June 2018 in “Frontiers in immunology” MDSC-Exo can treat autoimmune alopecia areata and promote hair regrowth in mice.
2 citations,
November 2015 in “Journal of Investigative Dermatology” RANKL improves the immune response against herpes simplex virus by enhancing T cell activation and could help develop better treatments or vaccines.
2 citations,
October 1990 in “PubMed” Severe alopecia areata involves higher levels of certain immune cells, which can be normalized with betamethasone.
21 citations,
December 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” T-cells in alopecia areata scalp show abnormal regulation, leading to less inflammation.
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.
55 citations,
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.
43 citations,
February 2019 in “International immunology” Special immune cells called Regulatory T cells help control skin inflammation and repair in various skin diseases.
1 citations,
July 2007 in “Regenerative Medicine” Stem cell research and regenerative medicine have made significant advancements in treating various diseases and conditions.
September 2019 in “Journal of Investigative Dermatology” IL-17 and certain immune cells are linked to more severe alopecia areata.
155 citations,
May 2016 in “Nature communications” Memory T cells in the skin balance staying put and moving into the blood, clustering around hair follicles, and increasing in number after infection.