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February 2024 in “Clinical Pharmacokinetics” A 50 mg daily dose of ritlecitinib is effective for alopecia areata, with temporary treatment breaks up to 6 weeks not affecting results.
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June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
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July 2019 in “PeerJ” Removing the VDR gene in skin cells reduces their growth and affects hair-related genes.
April 2015 in “Plastic and Reconstructive Surgery” Activating TLR3 helps improve skin and hair follicle regeneration after wounds.
April 2023 in “Journal of Investigative Dermatology” PTEN was identified as a specific marker for the skin disease cutaneous lupus erythematosus, and it helps increase the expression of harmful type I interferons.
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March 2004 in “Journal of the American Academy of Dermatology” Certain genes are linked to the risk of developing Alopecia Areata.
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October 2019 in “Genes & Diseases” Basal cell carcinomas and squamous cell carcinomas have different gene activity patterns, suggesting unique treatment approaches.
November 2025 in “The Journal of Immunology” BTNL2 helps protect hair follicles from immune attacks, which could aid in treating alopecia areata.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” People with acne have more CD4+ immune cells in their skin than healthy people.
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July 2025 in “Clinical and Experimental Dermatology” Ritlecitinib may be more effective for severe alopecia areata than conventional treatments.
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June 2012 in “PloS one” Mutations in Plcd1 and Plcd3 together cause severe hair loss in mice.
December 2025 in “Actas Dermo-Sifiliográficas” Ritlecitinib is effective and safe for treating severe alopecia areata in people aged 12 and older.
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April 2009 in “International journal of oncology” Hair follicle cells resist turning into skin cells.
March 2025 in “Clinical Cosmetic and Investigational Dermatology” The Tru9I variant in the VDR gene may influence alopecia areata risk and vitamin D levels.
July 2023 in “Nature Immunology” CD8+ virtual memory T cells may cause hair loss in alopecia areata.
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September 2019 in “Journal of Investigative Dermatology” The research showed that CRISPR/Cas9 can fix mutations causing a skin disease in stem cells, which then improved skin grafts in mice, but more work on safety and efficiency is needed.
May 2025 in “Journal of the European Academy of Dermatology and Venereology” Ritlecitinib is effective for long-term hair regrowth in alopecia areata, especially in females and early treatment.
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March 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D Receptor is needed for hair growth in mice but not for skin stem cell maintenance.
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January 2019 in “British Poultry Science” VEGF and VEGFR-2 genes influence feather maturity, and specific genetic markers can improve chicken breeding.
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February 2022 in “Drug Design Development and Therapy” Ritlecitinib shows promise for hair regrowth in alopecia areata patients.
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December 2001 in “Endocrinology” Expressing the human vitamin D receptor in skin cells prevents hair loss in certain mice.
March 2026 in “Virulence” Vimentin and keratin help viruses spread and could be targets for antiviral treatments.
April 2015 in “Plastic and Reconstructive Surgery” TLR3 activation helps improve skin and hair follicle healing in mice.
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November 2009 in “Calcified tissue international” A genetic mutation caused severe rickets and alopecia in an Indian patient, but high-dose calcium and phosphate treatment improved their condition.
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February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
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September 2004 in “PubMed” Vitamin D receptor FokI gene variation is not linked to alopecia areata.