Figure 9.
Effects of intracellular reactive oxygen species in Escherichia coli ATCC 25922 treated with OM19D (A) and OM19R (B) at concentrations ranging from 0.5 × MIC to 4 × MIC. The negative control was PBS, and the positive control was hydroperoxide. All data are presented as mean ± SD and the significances were determined by nonparametric one-way ANOVA *** p < 0.001.