Result showed that the laser-generated Ag-TiO 2 NPs at concentrations of 30 and 50 μg/mL have induced highly significant ROS generation compared with the non-NP treated control samples ( Figure 2 ), suggesting the Ag-TiO 2 NPs induced significant oxidative stress to the bacterial cells.
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Antibacterial mechanisms of a novel type picosecond laser-generated silver-titanium nanoparticles and their toxicity to human cells.
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