TABLE 2.

Specific growth rates of E. coli strains in LB medium and flow cell COMSTAT analysis of biofilms formed in LB medium at 37°C after 24 ha

StrainGrowth rate (h−1)Biomass (μm3/μm2)Substratum coverage (%)Mean biofilm thickness (μm)Roughness coefficient
BW25113 wild type1.53 ± 0.003 ± 33 ± 24 ± 41.7 ± 0.2
BW25113/R1drd191.56 ± 0.0511 ± 439 ± 1614 ± 60.7 ± 0.3
rseA/R1drd191.22 ± 0.022.7 ± 0.54 ± 35 ± 11.4 ± 0.1
bssR/R1drd191.36 ± 0.003 ± 34 ± 55 ± 41.4 ± 0.4
cpxA/R1drd191.24 ± 0.055 ± 222 ± 76 ± 21.3 ± 0.2
ompA/R1drd190.98 ± 0.033 ± 15 ± 54 ± 11.6 ± 0.2
rseA1.6 ± 0.19 ± 829 ± 911 ± 71.1 ± 0.1
bssR1.37 ± 0.0412 ± 947 ± 2615 ± 90.9 ± 0.4
cpxA1.22 ± 0.022.5 ± 0.523 ± 65 ± 11.11 ± 0.09
ompA1.15 ± 0.003 ± 318 ± 104 ± 31.4 ± 0.2
  • a One standard deviation is shown.