John Libbey Eurotext

European Journal of Dermatology


Decreased benzothiazole-type pheomelanin in regrown brown hair in alopecia areata Volume 28, issue 1, January-February 2018


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1 Department of Dermatology, Kindai University Faculty of Medicine, Osaka-Sayama, Japan
2 Department of Chemistry, Fujita Health University School of Health Sciences, Toyoake, Japan

Alopecia areata is a common, polygenic, autoimmune disorder involving the hair follicles. During the regrowth phase, hair may temporarily be non-pigmented, or hypopigmented due to a decreased number of melanoblasts and abnormal melanogenesis in the areas of hair regrowth [1]. Here, we present a Japanese girl with alopecia areata and brown hair regrowth with a decreased amount of benzothiazole-type pheomelanin and eumelanin.A three-year-old Japanese girl was referred to us in August 2016 with a hairless [...]