Table 1.

Primers used in the study.

Target	Primer	5′-3′ Sequence	Temperature (°C)	Amplicon (bp)	Reference
CTX-M	CTX-M-F	ATGTGCAGYACCAGTAARGTKATGGC	55	592	25
	CTX-M-R	TGGGTRAARTARGTSACCAGAAYSAGCGG
TEM	TEM-F	GCGGAACCCCTATTTG	50	963	26
	TEM-R	ACCAATGCTTAATCAGTGAG
SHV	SHV-F	AGCCGCTTGAGCAAATTAAAC	60	713	27
	SHV-R	ATCCCGCAGATAAATCACCAC
CTX group1	CTX group1-F	TTAGGAARTGTGCCGCTGYA	52	688	27
	CTX group1_2-R	CGATATCGTTGGTGGTRCCAT
CTX group2	CTX group2-F	CGTTAACGGCACGATGAC	52	404	27
	CTX group1_2-R	CGATATCGTTGGTGGTRCCAT
CTX group9	CTX group9-F	TCAAGCCTGCCGATCTGGT	52	561	27
	CTX group9-R	TGATTCTCGCCGCTGAAG
CTX group8	CTX group8-F	AACRCRCAGACGCTCTAC	52	326	27
	CTX group8-R	TCGAGCCGGAASGTGTYAT
CTX M-15	CTX M-15-F	CACACGTGGAATTTAGGGACT	50	995	25
	CTX M-15-R	GCCGTCTAAGGCGATAAACA
gyrA	gyrA-F	AAATCTGCCCGTGTCGTTGGT	58	344	29
	gyrA-R	GCCATACCTACGGCGATACC
parC	parC-F	CTGAATGCCAGCGCCAAATT	57	168	29
	parC-R	GCGAACGATTTCGGATCGTC
qnrA	qnrA-F	ATTTCTCACGCCAGGATTTG	53	516	28
	qnrA-R	GATCGGCAAAGGTTAGGTCA
qnrB	qnrB-F	GATCGTGAAAGCCAGAAAGG	53	469	28
	qnrB-R	ACGATGCCTGGTAGTTGTCC
qnrS	qnrS-F	ACGACATTCGTCAACTGCAA	53	417	28
	qnrS-R	TAAATTGGCACCCTGTAGGC

Abbreviations: Bp: base pairs, F: forward, R: reverse.