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Table 3 Effects of dissolved oxygen on intracellular ROS concentration in E . coli

From: Escherichia coli avoids high dissolved oxygen stress by activation of SoxRS and manganese-superoxide dismutase

  DFC production relative to 30% dO2condition
  Parental (AB1157) Deficient strain (sodA- sodB-)
N2 - 0.45 ± 0.042
30% dO2 1.00 ± 0.029 1.00 ± 0.018
300% dO2 1.22 ± 0.041 1.22 ± 0.048
2 mM H2O2 2.71 ± 0.138 2.59 ± 0.050
  1. The data shown are the means and standard deviation of three determinations.