Table 1

Differential expression of class III chitinase genes during biofilm maturation

Chitinase geneFold change in expression at 12 h relative to that at 8 h (mean ± SD)P valueFold change in expression at 24 h relative to that at 8 h (mean ± SD)P value
chit12.85 ± 0.71>0.057.24 ± 1.79<0.01
chit22.60 ± 0.60<0.016.10 ± 0.52<0.001
chit33.43 ± 3.98>0.057.25 ± 6.70>0.05
chit42.28 ± 0.10>0.053.61 ± 1.10<0.01
chit52.76 ± 0.78<0.016.24 ± 0.39<0.001