Figure 1From: The Influences of Cell Type and ZnO Nanoparticle Size on Immune Cell Cytotoxicity and Cytokine InductionTEM images of ZnO nanoparticle samples made using the hydrolysis molar ratio (water:zinc acetate) of 2.4 (panel a), 6.1 (panel b), 12.2 (panel c), and 24.4 (panel d).Panel(e) shows the corresponding size distribution of the samples shown inpanel a(4 nm),panel b(8 nm),panel c(13 nm) andpanel d(20 nm).Panel(e) shows a histogram obtained from TEM data demonstrating particle size distributionBack to article page