77 citations
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January 1980 in “Carcinogenesis” This study found that TPA was significantly more effective than mezerein in inducing dark basal keratinocytes in mouse skin, which may be important in early tumor promotion stages.
August 2015 in “Free Radical Biology and Medicine” This study found that Nrf2 activation protected keratinocytes from UVB damage but also caused thickening, inflammation, and cysts, limiting its therapeutic potential for skin protection.
This study found that transgenic expression of Endothelin 3 in mice can maintain a dark pigmentation phenotype independently of Mc1r signaling by regulating melanogenic genes.
3 citations
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April 2025 in “Advanced Healthcare Materials” In this study, researchers developed hyaluronic acid derivatives functionalized with nitric oxide photodonors for light-activated skin treatments, finding that the compounds released NO under blue light and enhanced keratinocyte proliferation and migration, suggesting potential for therapeutic use.
89 citations
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June 2012 in “Anais Brasileiros de Dermatologia” This review compiles epidemiological data on actinic keratoses and suggests promoting strategies like early diagnosis and photoprotection to prevent progression to skin cancer, but it reports no new clinical findings.