Fig. 19
[Taken from reference (Guan et al. 2015b)]
a Chemical structure of P–C70 dyad. b Viability of A549 cells incubated with P–C70 at gradient concentrations for 3 h and exposed to white light irradiation (17 mW/cm2, 10 min). c Viability of A549 cells incubated for 3 h with P–C70 and D-TMPyP (2 μM concentration) alone or in the presence of different ROS quenchers upon light irradiation for 10 min (white light irradiation, 17 mW/cm2) under air or nitrogen conditions