Fig. 1From: In vivo toxicity and antitumor activity of newly green synthesized reduced graphene oxide/silver nanocompositesCharacterization of reduced graphene oxide (GO)/silver nanocomposites (AgNC) biosynthesized by metabolite of E. coli. A The UV–vis spectra of GO and rGO/AgNC. B FT-IR spectra of GO and rGO/AgNC. C The X-ray diffraction (XRD) patterns of the GO and rGO. D The XRD patterns of rGO/AgNC. E Zeta potential measurement analysis of rGO/AgNC. F Transmission electron microscopy (TEM) of GO. G TEM of rGO/AgNCBack to article page