Table 5 Multi-drug resistance profiles and dissemination of resistance genes among Salmonella serovars
No. of serovars | % | Resistance patterns | Phenotypic resistance | Resistance genes | MARI |
|---|---|---|---|---|---|
S. Enteritidis (n = 20) | |||||
12 | 60 | XDR | 9 Antimicrobial agents/7 classes SXT, AM, OX, AMC, CTX, CAZ, E, GEN, and NEO | sul1,blaTEM, tetA, blaCTX-M, ereA, aadA1 | 0.82 |
5 | 25 | MDR | 7 Antimicrobial agents/6 classes SXT, AM, OX, E, CTX, CAZ, and AMC | sul1, blaTEM, tetA, blaCTX-M, ereA | 0.64 |
2 | 10 | MDR | 4 Antimicrobial agents/4 classes SXT, AM, OX, and NOR | sul1, blaTEM, tetA | 0.36 |
1 | 5 | XDR | 8 Antimicrobial agents/7 classes SXT, AM, OX, E, MEM, GEN, NEO and AMC | sul1, blaTEM, tetA, blaNDM, ereA, aadA1 | 0.72 |
S. Typhimurium (n = 15) | |||||
10 | 66.7 | XDR | 9 Antimicrobial agents/7 classes SXT, AM, OX, AMC, CTX, CAZ, E, GEN, and NEO | sul1, blaTEM, tetA, blaCTX-M, ereA, aadA1 | 0.82 |
2 | 13.3 | MDR | 7 Antimicrobial agents/6 classes SXT, AM, OX, AMC, CTX, CAZ, and E | sul1, blaTEM, tetA, blaCTX-M, ereA | 0.64 |
1 | 6.7 | MDR | 6 Antimicrobial agents/5 classes SXT, AM, OX, CTX, CAZ, and E | sul1, blaTEM, tetA, blaCTX-M, ereA | 0.54 |
1 | 6.7 | MDR | 4 Antimicrobial agents/4 classes SXT, AM, OX, and E | sul1, blaTEM, tetA, ereA | 0.36 |
1 | 6.7 | MDR | 4 Antimicrobial agents/4classes SXT, AM, OX, and NOR | sul1, blaTEM, tetA | 0.36 |