25 citations
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July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
124 citations
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April 1992 in “Journal of Endocrinology/Journal of endocrinology” Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
5 citations
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September 1980 in “International Journal of Dermatology” Understanding hormones is key to treating certain skin conditions.
67 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Androgens promote beard growth but cause hair loss in androgenetic alopecia, with TGF-β1 as a potential treatment target.
86 citations
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July 2002 in “Clinical and Experimental Dermatology” FPHL is a common, age-related, genetic hair loss with unclear causes and limited treatment options.