36 citations
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June 2016 in “Journal of dermatological treatment” This study found that a combination of low-fluence Q-switched 1064 nm Nd:YAG laser, hydroquinone cream, and oral tranexamic acid showed promising results for Riehl’s melanosis in Asian patients, with no serious adverse events reported.
9 citations
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July 2022 in “Cell reports” This study found that Sox2 within dermal papilla cells in the hair follicle regulates hair pigmentation, influencing the type and production of melanin.
161 citations
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June 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that the switch-off of melanogenesis during the hair cycle in C57 BL-6 mice is a gradual and stochastic process starting in mid anagen VI, with specific biochemical markers indicating the transition to catagen.
62 citations
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December 1941 in “Experimental biology and medicine” In this study, phenylthiocarbamide intake was associated with hair graying in rats, while switching to tap water led some rats to regain their original fur color, suggesting dietary factors influence pigmentation.
19 citations
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August 2018 in “Journal of the American Academy of Dermatology” In this study, the researchers found that the picosecond pulsed alexandrite laser (PSAL) may be as effective and safe as the Q-switched alexandrite laser (QSAL) for treating freckles in Chinese patients.