Journal of Nanomaterials / 2019 / Article / Fig 4

Research Article

Polyethylene Glycol-Coated Gold Nanoparticles as DNA and Atorvastatin Delivery Systems and Cytotoxicity Evaluation

Figure 4

Transmission electron micrographs of AuNPs. (a) 20 nm gold nanoparticles, (b) 40 nm gold nanoparticles, and (c) gold nanoparticles coated with PEG contrasted by phosphotungstic acid.

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