Figure 1From: Titanium dioxide nanoparticles promote arrhythmias via a direct interaction with rat cardiac tissueAtomic Force Microscopy analysis of titanium dioxide nanoparticles (TiO 2 -NPs) deposited on poly-ornithine-treated mica. A. Image of deposed TiO2-NPs. B. Height profile along the white line shown in A. C. Height distribution of TiO2-NPs. D. Images of TiO2-NP aggregates (scale bars =100Â nm).Back to article page