Table 1.

Primers used for gene expression study.

Genes	Primer sequences	Amplicon size (base pair)
speE	F-5′-GACTTTGCTGCAGGGCTAGA-3′  R-5′-AAATGGATCTGTCGCATCGT-3′	120
luxS	F-5′-TATGTTCGCTTGATTGGG-3′  R-5′-GCCGGCAGTAGGGATAGAGT-3′	105
pfs	F-5′-TTGCTGCTATGCCAGAAGAA-3′  R-5′-TTCCCCAAAACAACTTGCTC-3′	76
gyrB	5′-CAGATCAAGAAATCAAACTCCAA-3′  5′-CAGCATCATCTACAGAAACTC-3′	172