1 citations
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June 2013 in “Science-business Exchange” Increasing the levels of a protein called FGF9 can promote hair growth, but humans may not respond the same way due to a lack of certain cells.
28 citations
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October 2019 in “Seminars in Cell & Developmental Biology” Hair can regrow in large wounds through a process similar to how hair forms in embryos, and understanding this could lead to new treatments for hair loss or scarring.
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.
29 citations
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February 2018 in “European Journal of Immunology” Regulatory T cells are essential for normal and improved wound healing in mice.
1 citations
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October 2025 γδ T cells help control tissue scarring and blood vessel growth in response to foreign objects.
343 citations
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March 2016 in “Nature Communications” IL-17-producing γδ T cells help improve bone healing.
13 citations
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August 2020 in “Frontiers in Immunology” Gamma delta T cells in the skin help with healing and defense but can also cause autoimmune issues, and more research is needed to understand how they are activated.
7 citations
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January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” T-cell reconstitution after thymus transplantation can cause hair whitening and loss.
4 citations
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November 2023 in “Frontiers in immunology” New treatments targeting T-cell pathways are needed for better alopecia areata management.
March 2026 in “Frontiers in Immunology” Regulatory T cells help heal skin wounds by reducing inflammation and promoting tissue repair.
CD4 T cells need IFN-γ to cause hair loss in alopecia areata.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Early regulatory T cells are crucial for normal skin pigmentation.
January 2023 in “Discovery immunology” T cells and bacteria in the gut and skin help maintain health and protect against disease.
32 citations
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May 2012 in “PloS one” Thymic transplantation normalized some T-cells but not others, maintaining immune function.
48 citations
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January 2024 in “Immune Network” IL-15 is key for T cell function and could help improve treatments for immune-related diseases.
10 citations
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September 2014 in “European Journal of Dermatology” A woman's hair loss worsened after starting hepatitis C treatment due to immune changes in her hair follicles.
18 citations
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November 2020 in “Frontiers in Cell and Developmental Biology” Inflammation plays a key role in activating skin stem cells for hair growth and wound healing, but more research is needed to understand how it directs cell behavior.
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.
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.
59 citations
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June 2023 in “Nature Aging” Blocking IL-17 signaling may reduce skin inflammation and delay aging.
August 2013 in “Nature Reviews Drug Discovery” A protein called FGF9 helps regenerate hair follicles in mice after skin damage, and increasing FGF9 could potentially help human hair growth.
359 citations
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January 2015 in “Cold Spring Harbor Perspectives in Medicine” Hair growth phase and certain genes can speed up wound healing, while an inflammatory mediator can slow down new hair growth after a wound. Understanding these factors can improve tissue regeneration during wound healing.
125 citations
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September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
46 citations
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March 2015 in “Regeneration” Mice can grow new hair follicles after skin wounds through a process not involving existing hair stem cells, but requiring more research to understand fully.
10 citations
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September 2018 in “Regenerative Medicine” New hair can grow from large wounds in mice, but less so as they age, involving reprogramming of skin cells and specific molecular pathways.
April 2026 in “Frontiers in Immunology” Blocking the CXCL12–CXCR4 axis may help treat hair loss in alopecia.
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.
11 citations
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March 2020 in “Immunology” Human prenatal skin develops an immune network early on that helps with skin formation and healing without scarring.
January 2012 in “Journal of Investigative Dermatology” Small molecule DMF improves psoriasis and multiple sclerosis, adult skin cells can be made to grow new hair, certain skin cells initiate hair growth, IL-17C controls gut health and can cause skin inflammation, and skin cells produce IL-17 that can lead to psoriasis.