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Fluorescence emission spectra (λexc = 280 nm) of BSA (10 μM) observed upon addition of increasing amount of DXNO-GR from 0 to 80 μM. The inset shows the normalized absorption spectra of BSA (a) and DXNO-GR (b) and the fluorescence emission spectrum of BSA (c). T = 25 °C, pH 7.4.
