Research Paper Volume 13, Issue 4 pp 5020—5033

Figure 2. Oxidative damage of TiO₂ NPs to corneal endothelial cells. (A) Intracellular ROS of corneal endothelial cells with indicated treatment, bar = 40 μm. Detection of MDA content (B), SOD activity (C) and GSH-Px activity (D) in primary corneal endothelial cells with indicated treatment. ^**P<0.01 vs. control group, ^***P<0.001 vs. control group, ^#P<0.05 vs. 25 μg/mL group, ^##P<0.01 vs. 25 μg/mL group, ^&P<0.05 vs. 50 μg/mL group, ^&&P<0.01 vs. 50 μg/mL group, ^%P<0.05 vs. 100 μg/mL group, ^%%P<0.01 vs. H₂O₂ group, ^@P<0.05 vs. 50 μg/mL group, ^@@P<0.01 vs. H₂O₂ group.