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. Author manuscript; available in PMC: 2018 Aug 1.
Published in final edited form as: J Raman Spectrosc. 2017 May 31;48(8):1056–1064. doi: 10.1002/jrs.5170

Figure 1.

Figure 1

(a) Schematics of synthesis and bioconjugation protocol of water soluble and biocompatible Graphene oxide from graphite powder. (b) Transmission electron microscope image of synthesized nanometer size two-dimensional graphene oxide soluble in aqueous media. (c) Transmission electron microscope image showing a significant binding and accumulation of S6 RNA aptamer and anti-HER2/c-erb-2 functionalized GO on the SKBR3 cell surface. (d) Size distribution of synthesized graphene oxide nanoparticle measured by the dynamic light scattering technique for monodisperse ~100 nm size.