Figure 9

AFM images of a 20 × 20 µm area of the surface of human buccal epithelium cell edge on a silicon substrate with micro- and nanoparticles adsorbed on them, (a), and its phase contrast, (b).

AFM images of a 20 × 20 µm area of the surface of human buccal epithelium cell edge on a silicon substrate with micro- and nanoparticles adsorbed on them, (a), and its phase contrast, (b).