TABLE 1.

PCR primers for QRDRs of the fluoroquinolone resistance genes

Gene	Primer (5′ to 3′)a	Amplicon size (bp)	Reference
gyrA	CCG TCG CAT TCT TTA CG	382	22
	AGT TGC TCC ATT AAC CA
gyrB	TTC TCC GAT TTC CTC ATG	457	19
	AGA AGG GTA CGA ATG TGG
parC	TGG GTT GAA GCC GGT TCA	366	20
	TGC TGG CAA GAC CGT TGG
parE	AAG GCG CGT GAT GAG AGC	289	22
	TCT GCT CCA ACA CCC GCA

^aFor each gene, the first primer listed is forward, and the second is reverse.