Figure 2
Cytotoxicity of NPs. Cytotoxicity effects of CB (FW2, P60 and LB101) and TiO2 (15 and 50 nm) NPs after 24 h exposure on (A) IP15 cells and (B) LLC-PK1 cells as assessed by WST-1 assay. Data were expressed as percentage of cell death related to untreated controls performed in the same experiment.