sentence: ( 9.95 MB TIF ) Click here for additional data file.Table S1Partial list of induced genes in biofilm cells in LB medium after 4 and 7 h at 37 ° C for the tpbA mutant versus wild-type PA14 using three sets of DNA microarrays ( note RNAlater was used for the 4 h set and the second set at 7 h ) .