Research Article

Oxidative Stress Induced by Polymyxin E Is Involved in Rapid Killing of Paenibacillus polymyxa

Figure 1

Colistin-induced rapid killing of P. polymyxa. (a) Colistin with various concentrations for 2 h; (b) colistin at 8 × 104 U/mL for various times. After treatment, cell solution with appropriate dilution was plated for cultivation and the CFU was counted.
(a)
(b)