Microscopic Studies of Various Sizes of Gold Nanoparticles and Their Cellular Localizations

Figure 1

TEM images of (a) 3 nm; (b) 10 nm; (c) 25 nm; and (d) 50 nm gold nanoparticles. The scale bars represent 20 nm (a)–(c) and 100 nm (d).

(a)

(b)

(c)

(d)