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Photochemical cleavage of a tattoo pigment by UVB radiation or natural sunlight

Engel, E. ; Spannberger, A. ; Vasold, R. ; König, B. ; Landthaler, M. ; Bäumler, W.


BACKGROUND: Millions of people have at least one tattoo. Complex and light absorbing molecules are implanted in the skin. When tattooed skin receives UV radiation or natural sunlight, photochemical cleavage of the pigments may occur. As a first step, we dissolved pigments in a suitable solvent and analyzed them after light irradiation. METHODS: The widespread Pigment Red 22 was dissolved in ...


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