January 2026 in “Experimental Dermatology” Skin-resident memory T cells may contribute to chronic alopecia areata and baricitinib could be a potential treatment.
November 2025 in “Journal of Investigative Dermatology” Chronic refractory alopecia areata has more skin-resident memory T cells, and JAK inhibitors may help reduce them.
32 citations
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May 2012 in “PloS one” Thymic transplantation normalized some T-cells but not others, maintaining immune function.
67 citations
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January 2020 in “Cellular & Molecular Immunology/Cellular & molecular immunology” Tissue-resident memory T cells can protect against infections and cancer but may also contribute to autoimmune diseases.
155 citations
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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.
83 citations
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June 2018 in “Frontiers in immunology” Certain types of T cells are essential for healthy skin and play a role in skin diseases, but more research is needed to improve treatments.
23 citations
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January 2024 in “Nature Immunology” γδ T cells adapt uniquely to different tissues in mice.
April 2021 in “Journal of Investigative Dermatology” People with atopic dermatitis have more CD4+ T cells that respond to a certain bacterial lipid, which may play a role in the skin condition's inflammation.
January 2026 in “Immune Network” Regulatory T cells adapt to different environments to control inflammation and support tissue repair.
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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October 2025 γδ T cells help control tissue scarring and blood vessel growth in response to foreign objects.
25 citations
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July 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Imiquimod cream activates hair follicle stem cells and causes early hair growth by changing immune cells and certain protein expressions.
40 citations
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March 2019 in “Nature Communications” CRAC channels are crucial for the development and function of specialized immune cells, preventing severe inflammation and autoimmune diseases.
47 citations
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March 2019 in “Journal of immunology research” Valproic Acid could potentially be used to treat immune-related conditions due to its ability to modify immune cell functions.
November 2025 in “Journal of Investigative Dermatology” Certain CD8+ T cells attack hair follicles in alopecia areata, suggesting they could be targeted for treatment.
245 citations
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October 2015 in “Nature medicine” Hair follicle-derived IL-7 and IL-15 are crucial for maintaining skin-resident memory T cells and could be targeted for treating skin diseases and lymphoma.
February 2018 in “Trends in Immunology” Skin bacteria can help wound healing by activating certain immune cells.
9 citations
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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
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January 2023 in “International Journal of Molecular Sciences” Understanding how Regulatory T Cells work could help create treatments for certain skin diseases and cancers.
60 citations
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September 2015 in “Expert Review of Clinical Immunology” Lymphocytes, especially CD8+ T cells, play a key role in causing alopecia areata, and targeting them may lead to new treatments.
January 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Potential therapeutic targets for scarring hair loss are identified.
November 2024 in “Journal of Investigative Dermatology”
23 citations
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April 2021 in “Journal of Clinical Medicine” Frontal Fibrosing Alopecia's cause is unclear, affects mainly postmenopausal women, and current treatments focus on stopping hair loss rather than regrowth.
306 citations
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April 2019 in “International Journal of Molecular Sciences” The skin has a complex immune system that is essential for protection and healing, requiring more research for better wound treatment.
6 citations
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January 2023 in “International journal of molecular sciences” Mast cells and CD8 T cells interact closely in skin diseases, affecting each other's behavior and contributing to conditions like psoriasis and eczema.
January 2025 in “American Journal of Translational Research” Erianin may effectively treat alopecia areata by targeting the immune system.
147 citations
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November 2020 in “International Journal of Molecular Sciences” Keratinocytes help heal skin wounds by interacting with immune cells and producing substances that kill pathogens.
November 2025 in “Journal of Investigative Dermatology” Ritlecitinib effectively treats severe Alopecia Areata by reducing harmful immune activity in the skin.
42 citations
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April 2021 in “JCI insight” Blocking JAK3 signaling can reverse hair loss from alopecia areata.
January 2025 in “Clinical Cosmetic and Investigational Dermatology” Pediatric alopecia areata is more immune-active than adult cases, suggesting age-specific treatments and potential use of JAK inhibitors.