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. 2016 Feb 18;6:21423. doi: 10.1038/srep21423

Figure 4.

Figure 4

(A) Release of Ag ions from AgNO3, Ag NPs and SiO2-Ag composites at 37 °C. (B) Zone of inhibition for control, SiO2 nanospheres, Ag NPs and SiO2-Ag composites against Xoo.