116 citations
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September 2001 in “Journal of The American Academy of Dermatology” This study suggests that miniaturization in pattern hair loss may occur abruptly and can be reversed with treatment, as supported by histologic evidence in finasteride-responsive patients.
47 citations
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September 2008 in “British Journal of Dermatology” This study found that women with androgenetic alopecia experience diffuse hair loss due to a decrease in terminal hairs and an increase in vellus hairs per follicular unit.
37 citations
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March 2009 in “Hair transplant forum international” This small study observed that infusing platelet rich plasma into the scalp reversed hair miniaturization and stimulated new hair growth in patients with androgenetic alopecia and alopecia areata over 8 months.
22 citations
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July 2012 in “International Journal of Trichology” This study found that loss of contact between the arrector pili muscle and the hair follicle bulge may explain why hair loss in male and female pattern baldness is largely irreversible, unlike in alopecia areata.
11 citations
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April 2020 in “Journal of The American Academy of Dermatology” This commentary reviews the evidence for microinflammation's role in pattern hair loss and suggests that further studies with age- and sex-matched controls are needed to substantiate the findings.