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. Author manuscript; available in PMC: 2013 Apr 10.
Published in final edited form as: Chem Commun (Camb). 2012 Oct 9;48(78):9768–9770. doi: 10.1039/c2cc31974h

Figure 2.

Figure 2

Fluorescence spectra of RGD–pyrene in the presence of various concentrations of GO (0, 0.1, 0.2, 0.4, 0.8, 1, 2, 5, 7, 10 µg mL−1). Inset presents the plot of fluorescence intensity at 380 nm against the concentration of GO. λex: 338 nm.