Fig. 9. Confocal fluorescence images of HeLa and 7702 cells incubated with 10 μg mL⁻¹ of C-6H and C-6F. (A and C) For C-6H, (B and D) for C-6F, for each row from left to right: excited at 405 nm, bright field, merged image. Scale bar = 20 μm.