Table 1.

PCR primers used in this study.

Target Gene	Primer Sequence	Product	Annealing	Source
mph(A)	F 5′-AAC TGT ACG CAC TTG C-3′ R 5′-GGT ACT CTT CGT TAC C-3′	837 bp	52 °C	[28]
qnrB (1–6)	F 5′ -GGM ATH GAA ATT CGC CAC TG-3′ R 5′ -TTY GCB GYY CGC CAG TCG AA-3′	264 bp	54 °C	[29]
bla CTX-M-Group-1	F 5′-GCG TGA TAC CAC TTC ACC TC-3′ R 5′-TGA AGT AAG TGA CCA GAA TC-3′	260 bp	55 °C	[30]
bla CTX-M-Group-9	F 5′-ATC AAG CCT GCC GAT CTG GTT A-3′ R 5′-GTA AGC TGA CGC AAC GTC TGC-3′	293 bp	55 °C	[31]
qnrB19	F 5′-CAC ATT GCG TGA CCA ATT-3′ R 5′-GAT GCC TGG TAG CTG TCT AAC-3′	90 bp	60 °C	This study