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. 2019 Nov 4;11(11):575. doi: 10.3390/pharmaceutics11110575

Figure 3.

Figure 3

Antibacterial effects of dual UV-MO NPs hybrid on Escherichia coli. (A) The plot of Log(CFU/mL) versus MO NPs. Dual UV was exposed for 30 s or 10 s in three cycles, while MO NPs at 1.0 mg/mL were treated for 30 min. Representative plate images of colonies after the treatment of cyclic exposure (10 s × 3) from the uncoated area and MO NPs are shown: (B) control (untreated), (C) UV (uncoated), (D) ZnO, (E) ZnTiO3, (F) MgO, and (G) CuO, -, not detected; * p < 0.05; ** p < 0.01. Reproduced with permission from Jin et al., International Journal of Nanomedicine; published by DOVE Medical Press, 2017. from ref [116]. Abbreviations: UV, ultraviolet; MO, metal oxide; NPs, nanoparticles; ZnO, zinc oxide; ZnTiO3, zinc titanate; MgO, magnesium oxide; CuO, cupric oxide.