September 2023 in “The Journal of Dermatology” In this study, injecting dermal sheath cup cells into affected areas of pattern hair loss improved hair thickness and patient-reported hair appearance in 62.9% of the participants, with better results in women, without serious side effects.
27 citations
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January 2002 in “Exogenous Dermatology” In this study, researchers reported that chronic UV exposure may contribute to androgenic alopecia progression by influencing hair cycle changes and exacerbating solar elastosis in the scalp.
31 citations
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August 2001 in “PubMed” This study found that the TrichoScan method detected significant increases in hair counts and cumulative hair thickness in men after finasteride treatment, suggesting its potential for monitoring hair treatment responses.
April 2023 in “Journal of Investigative Dermatology” This study found that autologous cell-based therapy using dermal sheath cup cells showed a moderate increase in hair volume in patients with pattern hair loss, particularly in women.
22 citations
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March 2020 in “Journal of The American Academy of Dermatology” This study found that injecting autologous dermal sheath cup cells significantly increased hair density and diameter in male and female pattern hair loss compared to a placebo for up to 9 months.