Fig. 1From: The Role of Apoptosis Pathway in the Cytotoxicity Induced by Fresh and Aged Zinc Oxide NanoparticlesPhysicochemical characteristics of fresh and aged ZnO NPs. A Representative micrographs of fresh and aged NPs (100 μg/mL, 20 and 90–200 nm) in Milli-Q water using low resolution TEM, B XRD patterns of fresh NPs, aged NPs, ZnO, Zn (OH)2 and Zn5(CO3)2(OH)6 references in dried formBack to article page