421 citations
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April 2012 in “The New England Journal of Medicine” Alopecia Areata is an autoimmune condition causing hair loss with no cure and treatments that often don't work well.
412 citations
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January 1998 in “Science” A mutation in the human hairless gene causes alopecia universalis.
391 citations
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January 2010 in “Journal of The American Academy of Dermatology” Half of people with Alopecia Areata may see hair regrowth within a year without treatment, but recovery is unpredictable.
290 citations
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August 2021 in “Clinical Reviews in Allergy & Immunology” JAK inhibitors show promise for treating alopecia areata, but more research is needed.
170 citations
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December 2009 in “Histopathology” The conclusion is that accurate diagnosis of different types of hair loss requires good teamwork between skin doctors and lab experts.
134 citations
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July 2020 in “Experimental dermatology” Hair follicles are normally protected from the immune system, but when this protection fails, it can cause hair loss in alopecia areata.