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In the present paper, we have investigated the effect of ethanol in aqueous media, the pH and the presence of Ag nanoparticles (NPs) on the aggregation processes of the antitumoral anthraquinone parietin in aqueous media and on the metal surface. UV–visible absorption, fluorescence and Raman spectra of parietin were used for such purpose. The present study provides information about the deprotonation...
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