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

Figure 7

Micrograph of cells transfected with pSV-β-Gal using (a) lipofectamine and (b) 20 nm and (b) 40 nm gold nanoparticles as vectors.

(a)

(b)

(c)