Research Article

Enhancement of the Antibacterial Efficiency of Silver Nanoparticles against Gram-Positive and Gram-Negative Bacteria Using Blue Laser Light

Figure 6

Relative fluorescence intensity (with respect to H2O2) showing the cellular ROS formation following treatment with laser irradiation (5 and 10 min), Ag-NPs (25 and 50 mg/ml), or photoirradiated Ag-NPs in E. coli cells compared to negative and positive controls.