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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.
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June 2012 in “European journal of medical genetics” Identical twins had different symptoms because one had more cells with an extra chromosome fragment in different tissues.
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September 2004 in “Journal of Autoimmunity” Alopecia areata patients have more activated T cells in their blood, which may help in developing treatments.
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April 2019 in “JAAD case reports” A woman with lymphoma had a rare skin rash on her scalp and forehead, which was hard to diagnose but responded well to treatment.
May 2023 in “Indian Journal of Dermatology” BCG site reactions after COVID-19 mRNA vaccination are mild, temporary, and likely under-reported.
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May 2023 in “The Journal of Immunology” CD4 T cells can cause alopecia areata by activating CD8 T cells to attack hair follicles.
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A 72-year-old man was diagnosed with a rare skin form of Rosai-Dorfman disease after years of misdiagnosis.
April 2023 in “Journal of Investigative Dermatology” Higher PD-1 levels are linked to fewer immune cells in hair follicles in alopecia areata.
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May 2016 in “Journal of Cutaneous Pathology” Using CD123 to detect certain immune cells helps diagnose a type of hair loss condition.
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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.
BCG injection helps reduce long COVID symptoms and affects hair loss differently in men and women.
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October 2007 in “The Journal of Immunology” Myeloid-derived suppressor cells help control autoimmune cells and promote hair regrowth in alopecia areata.
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May 2021 in “The American Journal of Surgical Pathology” Cutaneous Lymphadenoma is a unique skin tumor with specific protein markers and common gene mutations that may cause continuous cell growth.
April 2023 in “Journal of Investigative Dermatology” Contact immunotherapy can change immune responses in alopecia areata, suggesting new treatment targets.
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September 2020 in “Journal of Dermatological Science” Targeting Vδ1+T-cells may help treat alopecia areata.
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January 2016 in “Experimental and molecular pathology” Giving immune serum from vaccinated mice to mice without T cells prevents infection and tumor growth.
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January 2022 in “Veterinary Sciences” Feline cutaneous lymphocytosis is likely reactive, while canine cutaneous lymphocytosis needs more study to understand its nature.
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December 1998 in “Journal of Biological Chemistry” Keratin 19 forms less stable and shorter filaments than keratin 14, giving unique traits to certain skin cells.
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April 2019 in “Journal of cutaneous pathology” People with alopecia areata have fewer regulatory T-cells than those with other skin conditions.
April 2019 in “Journal of Investigative Dermatology” Blocking LFA-1 prevents hair loss in mice.