Figure 5.

Representative transmission microscopy images (upper panels), fluorescence microscopy images collected in the range 500–580 nm and observed upon excitation at λ_exc = 488 nm (central panels) and merged images (lower panels) of different cancer cells incubated for 4 h under different conditions. PolyCDNO (1 mg mL⁻¹ SRB (1.5 µg mL⁻¹). Scale bar = 50 µm.