Table 6 Prevalence of antibiotic resistant associated genes detected in S. enterica serovars
Resistance markers | Prevalence of resistance genes in screened Salmonella isolates | Antimicrobial agent | ||
|---|---|---|---|---|
S. Typhimurium n = 58 | S. Enteritidis n = 6 | Non-typable n = 3 | ||
BlaTEM | 38 | 0 | 0 | Ampicillin |
tetA | 49 | 3 | 3 | Tetracycline |
tetB | 0 | 0 | 0 | Tetracycline |
tetC | 56 | 2 | 0 | Tetracycline |
sul1 | 33 | 1 | 0 | Sulphamethoxazole |
sul2 | 0 | 0 | 0 | Sulphamethoxazole |
sul3 | 57 | 0 | 0 | Sulphamethoxazole |
aadA1 | 24 | 3 | 0 | Streptomycin |
aadA2 | 55 | 2 | 0 | Streptomycin |
strA | 36 | 2 | 0 | Streptomycin |
strB | 0 | 0 | 0 | Streptomycin |
aadB | 0 | 0 | 0 | Gentamycin |
aacC | 0 | 0 | 0 | Gentamycin |
cat1 | 58 | 2 | 1 | Chloramphenicol |
cat2 | 0 | 0 | 0 | Chloramphenicol |
floR | 46 | 1 | 0 | Chloramphenicol |
dfrI | 0 | 0 | 0 | Trimethoprim |
intI | 3 | 0 | 0 | Class I integron |