Table 4 Dissemination of virulence and resistance genes in the tested Salmonella serovars
Types | Genes | S. Enteritidis n = 20 | S. Typhimurium n = 15 |
|---|---|---|---|
Virulence genes | invA | 20 (100%) | 15 (100%) |
stn | 20 (100%) | 15 (100%) | |
hilA | 18 (90%) | 14 (93.3%) | |
pefA | 15 (75%) | 11 (73.3%) | |
Chi square | Â | 0.91781 | 0.78182 |
P value | Â | 0.8211NS | 0.8538NS |
Antimicrobial resistance genes | blaTEM | 20 (100%) | 15 (100%) |
blaCTX-M | 17 (85%) | 13 (86.7%) | |
blaNDM | 1 (5%) | 0 (0%) | |
tetA | 20 (100%) | 15 (100%) | |
sul1 | 20 (100%) | 15 (100%) | |
aadA1 | 13 (65%) | 10 (66.7%) | |
ereA | 18 (90%) | 14 (93.3%) | |
Chi square | Â | 18.349 | 15.317 |
P value | Â | 0.00541 | 0.01793 |