Tobacco smoke–induced skin pigmentation is mediated by the aryl hydrocarbon receptor

Abstract excerpt

It is widely recognized that tobacco smoke causes skin pigmentation. No studies, however, have directly evaluated the mechanisms of the changes in smoker's skin pigmentation. In this study, when cultured with water-soluble tobacco smoke extract, the human epidermal melanocytes grew to a large size and produced more melanins. We evaluated melanocyte activation by quantifying microphthalmia-associated transcription...

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