TABLE 5.

Effect of knocking out sodC on the ciprofloxacin sensitivity of E. coli AB1157

Ciprofloxacin concn (ng/ml)% Survival of E. coli (mean ± SD)
AB1157AS393
0100 ± 0100 ± 0
583.3 ± 1.271.7 ± 2.7a
1051.1 ± 8.128.7 ± 2.3a
158.6 ± 1.404.0 ± 1.2
200.05 ± 0.05NDb
  • a Numerical values that are significantly different from the values for the corresponding controls (P = 0.05).

  • b ND, not detected.