TABLE 1.

Details of RT-PCR primer sequences.

Gene	Length (bp)	Primers	Sequence	References
hflX	128	hflX-F	5′-TGTAGGTGAAGGTAAAGCAG-3′	This study
		hflX-R	5′-CACGACACTCGCACAAACGC-3′
fliA	112	fliA-F	5′-GCTGGCTGTTATTGGTGTCG-3′	Chen et al., 2018
		fliA-R	5′-CAACTGGAGCAGGAACTTGG-3′
motA	120	motA-F	5′-CTTCCTCGGTTGTCGTCTGT-3′	Chen et al., 2018
		motA-R	5′-CTATCGCCGTTGAGTTTGGT-3′
ompA	152	ompA-F	5′-TCCAGAGCAGCCTGACCTTC-3′	This study
		ompA-R	5′-GCTGAGCCTGGGTGTTTCCT-3′
gapA	104	gapA-F	5′-GAAATGGGACGAAGTTGGTG-3′	Congrui et al., 2013
		gapA-R	5′-AACCACTTTCTTCGCACCAG-3′
luxS	116	luxS-F	5′-TGCCACACTGGTAGACGTTC-3′	Chen et al., 2018
		luxS-R	5′-TGATTGGTACGCCAGATGAG-3′
pfS	169	pfs-F	5′-CGGCAACAGCCAGGAACTCA-3′	This study
		pfs-R	5′-GCGAAAATCCGCCACAACTT-3′
sdiA	105	sdiA-F	5′-AGTCTGATGGCTCTGATGCG-3′	This study
		sidA-R	5′-CTTACCTTCCGCCGTCCATT-3′
ftsE	81	ftsE-F	5′-AAAGTACCCTCCTGAAGCTGATCTGTG-3′	This study
		ftsE-R	5′-GCGTGATGTCATGGCCGCTAAAC-3′
ftsQ	95	ftsQ-F	5′-GTTTCTTCTCGCCGCAATAAT-3′	This study
		ftsQ-R	5′-AACACGACCCAGCCGCTCACC-3′

The primers for the target genes were designed using the NCBI primer designing tool.