18 citations
,
June 1992 in “Acta Histochemica” Human hair follicles have a unique cell distribution and differentiation pattern during growth.
68 citations
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December 1983 in “British Journal of Dermatology” This study found HLA and beta 2-microglobulin antigens in various skin structures, with specific localization patterns in keratinocytes and hair follicle components, but not in eccrine or apocrine glands.
17 citations
,
February 2018 in “Journal of Cosmetic and Laser Therapy” In this study, researchers administered eight sessions of intradermal injections containing growth factors into the scalp of 1000 patients, reporting a significant reduction in hair fall in 83% of participants and increased total hair count and shaft diameter, with promising tolerance and safety.
4 citations
,
April 2021 in “Journal of Cosmetic Dermatology” This study found that both intradermal injection and derma roller techniques for QR678Neo® hair regrowth therapy improved androgenetic alopecia symptoms, with intradermal injections showing non-significantly better video-microscopic outcomes but more pain and erythema associated with derma rollers.
10 citations
,
May 1978 in “Acta Dermato Venereologica” In this study, seven patients with generalized toxic erythema developed sterile pustules localized to hair follicles or sweat ducts, with most having a history of medication, solvent exposure, or infection.