Table 1 Primer sequence of virulence genes detection by PCR
From: Occurrence of ingression of Salmonella spp. in Betel leaf (Piper betle L.)
| Gene | Virulence factor | Primer sequence (5’–3’) | Base pair (bp) |
|---|---|---|---|
| sefA | Fimbria | GATACTGCTGAACGTAGAAGG | 488 |
| GCGTAAATCAGCATCTGCAGTAGC | |||
| invA | Invasion | GTGAAATTATCGCCACGTTCGGGCAA | 284 |
| TCATCGCACCGTCAAAGGAACC | |||
| hilA | Invasion | CTGCCGCAGTGTTAAGGATA | 497 |
| CTGTCGCCTTAATCGCATGT | |||
| avrA | Effector protein of TTSS | GTTATGGACGGAACGACATCGG | 385 |
| ATTCTGCTTCCCGCCGCC | |||
| sopE | Effector protein of TTSS | ACACACTTTCACCGAGGAAGCG | 398 |
| GGATGCCTTCTGATGTTGACTGG | |||
| spvC | Plasmid - virulence | CGGAAATACCATCTACAAATA | 669 |
| CCCAAACCCATACTTACTCTG |