Table 1. Prevalence of virulence-associated genes and antimicrobial resistance markers.
| Target | Gene | N* | % | |
|---|---|---|---|---|
| Virulence genes | Cytotoxin production | cdtA | 107 | 88 |
| cdtB | 108 | 89 | ||
| cdtC | 108 | 89 | ||
| Adherence and colonization | cadF | 121 | 99 | |
| dnaJ | 121 | 99 | ||
| racR | 119 | 98 | ||
| Invasion | virB11 | 1 | 1 | |
| iam | 121 | 98 | ||
| ciaB | 0 | 0 | ||
| Resistance markers | Multidrug efflux pump | cmeABC | 115 | 94 |
| Quinolones | gyrA mutation Thr86Ile | 52 | 43 | |
| Macrolides | 23S rRNA A2059G | 0 | 0 | |
| Erythromycin | ermB | 0 | 0 | |
| β- Lactams | blaoxa-61 | 87 | 71 | |
| Tetracycline | tet(O) | 30 | 25 | |
| Aminoglycoside | aadE-sat4-aphA3 | 0 | 0 | |
The presence of virulence-associated genes and antimicrobial resistance markers in C. jejuni and C. coli human isolates. PHL-Dublin, Ireland, 2006–2016.
* N = number of isolates.