Fig. 36From: The application of titanium dioxide, zinc oxide, fullerene, and graphene nanoparticles in photodynamic therapy[Taken from reference (Yan et al. 2014)] a The Ce6 and SOSG signal readouts after irradiation condition (404 nm, 10 min). b DCF fluorescence intensity in HepG2 cells. c Cellular viability of HepG2 cells treated with lightBack to article page