Table 2.

Primers used in determining gene expression of ST strains.

Gene	Protein	Primer Sequence (5’-3’)
16S rRNA	16S ribosomal protein	F: GTAGTACGATGGCGAAACTGC R: CTTCTCGACCCGAGGGACTT
fliC	flagellum subunit	F: GCAGATGACGGTACATCCAA R: CCAGATCAGGCTGTGCTTTA
hilA	SPI-1 transcriptional regulator	F: AATGGTCACAGGCTGAGGTG R: ACATCGTCGCGACTTGTGAA
hilD	SPI-1 transcriptional regulator	F: CTCTGTGGGTACCGCCATTT R: TGCTTTCGGAGCGGTAAACT
invH	adherence and invasion	F: GGTGCCCCTCCCTTCCT R: TGCGTTGGCCAGTTGCT
prgH	T3SS needle support at membrane	F: TGAACGGCTGTGAGTTTCCA R: GCGCATCACTCTGACCTACCA
prgK	T3SS needle support at membrane	F: GGGTGGAAATAGCGCAGATG R: TCAGCTCGCGGAGACGATA
sipA	actin binding protein for cell invasion	F: CGTCTTCGCCTCAGGAGAAT R: TGCCGGGCTCTTTCGTT