Fig. 2From: RpoS role in antibiotic resistance, tolerance and persistence in E. coli natural isolatesSensitivity of MC4100 (high RpoS) and BS1154 (rpoS mutant) to antibiotics. Antibiograms were performed as described in Material and methods section. Each bar corresponds to the mean of six independent cultures. *, p < 0.05 according to t-Students’ testBack to article page