Figure 13

Fluorescent microscopy images of cellular apoptosis in Zebrafish embryos exposed to different ZnO nanoparticles at 72hpf. Hatched Embryos were stained with Apoptosis marker Acridine orange (AO). (A) Untreated Embryo (B) Bulk ZnO treated embryo (C) 7 h ZnO nanoparticles treated embryo (D) 10 h ZnO nanoparticles treated embryo.