Research Article

ZnO Nanoparticles Treatment Induces Apoptosis by Increasing Intracellular ROS Levels in LTEP-a-2 Cells

Figure 4

ZnO nanoparticles-induced morphological changes in LTEP-a-2 cells examined by Giemsa staining. Note significant changes in cells after 4 h of exposure to ZnO NPs (0 μg/mL, control).