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Table 6 Antimicrobial resistance genes of the Salmonella isolates

From: Serotype distribution, antimicrobial susceptibility, antimicrobial resistance genes and virulence genes of Salmonella isolated from a pig slaughterhouse in Yangzhou, China

Drug classesResistance genesNumber of isolatesPositive rates (%)
Quinolones
40.00%
qnrA00.00
qnrB11.25
qnrC00.00
qnrD00.00
qnrS56.25
qepA45.00
oqxA1417.50
oqxB911.25
Aminoglycosides
51.25%
aac(6′)-Ib1620.00
aadA13341.25
Sulfonamides
27.50%
sul1810.00
sul22126.25
β-lactamase
43.75%
blaOXA-1911.25
blaPSE-1810.00
blaTEM2025.00
blaCMY-211.25
Tetracyclines
73.75%
tetA5163.75
tetB67.50
tetG67.50
Chloramphenicols
60.00%
catA13847.50
floR2227.50
Trimethoprim
15.00%
dfrA11215.00