Biocompatibility and Toxicity of Nanoparticles and Nanotubes
Figure 7
Transmission electron micrographs showing untreated C26 cells (a) and C26 cells incubated with ONT1 for 24 h (b) and a high magnification image of the surrounding cell (indicated by an asterisk in (b)) (c). N: nucleus; arrowhead: ONT1, bars = 2 μm (a) and (b) and 500 nm (c) [161].
