Figure 8From: The Photodynamic Effect of Different Size ZnO Nanoparticles on Cancer Cell Proliferation In VitroDynamic response of SMMC-7721 cells exposure to daunorubicin (1.0 × 10−7 mol/L) with ZP5 NPs.a negative control (ZnO nanoparticle-free);b daunorubicin (1.0 × 10−7 mol/L);c 2.5 μg/mL of ZnO NPs and daunorubicin (1.0 × 10−7 mol/L) and d 5.0 μg/mL of ZnO NPs and daunorubicin (1.0 × 10−7 mol/L). The information of ZP6 and ZP7 was shown in the supporting informationBack to article page