TABLE 6.

COMSTAT analysis of biofilm structures formed by V. cholerae wild-type and ΔoscR mutant strains in 0 M and 0.2 M NaCl-containing LBa

StrainNaCl concn (M)Total biomass (μm3/μm2)Thickness (μm)Roughness coefficient
AvgMaximum
Wild type010.9 (1.9)17.4 (3.6)23.6 (2.1)0.16 (0.04)
0.25.8 (2.1)10.8 (4.4)21.4 (7.5)0.22 (0.12)
ΔoscR033.8 (6.9)37.0 (9.8)49.6 (6.9)0.08 (0.02)
0.28.9 (2.1)13.5 (5.2)22.5 (6.6)0.12 (0.06)
  • a Values presented are means of data from at least five z-series image stacks taken at 24 h. The numbers in parentheses indicate standard deviations.