Table 2. Primers used for the PCR amplification of the virulence genes from the Listeria monocytogenes isolates

Primer	Size (bp)	Sequence (5′ to 3′)	Reference
inlA	255	F: CCTAGCAGGTCTAACCGCACR: TCGCTAATTTGGTTATGCCC	Mathakiya et al., 2009
inlB	146	F: AAAGCACGATTTCATGGGAGR: ACATAGCCTTGTTTGGTCGG	Corantin et al., 2005
actA	268(385)	F: GACGAAAATCCCGAAGTGAAR: CTAGCGAAGGTGCTGTTTCC	Jaradat et al., 2002
plcB	261	F: GGGAAATTTGACACAGCGTTR: ATTTTCGAAGGTAGTCCGCTTT	Corantin et al., 2005
hlyA	174	F: GCATCTGCATTCAATAAAGAR: TGTCACTGCATCTCCGTGGT	Wesley et al., 2002