Table 1.

Nucleotide sequences of PCR primers used to amplify four ESBL genes

Gene		Primer sequence (5'-3')	Amplicon size (bp)	Reference (s)
blaTEM	F	AAACGCTGGTGAAAGTA	822	[11,12]
	R	AGCGATCTGTCTAT
blaSHV	F	ATGCGTTATATTCGCCTGTG	753	[11,12]
	R	TGCTTTGTTATTCGGGCCAA
blaCTX-M	F	CGCTTTGCGATGTGCAG	550	[11,12]
	R	ACCGCGATATCGTTGGT
blaOXA	F	ATATCTCTACTGTTGCATCTCC	619	[13]
	R	AAACCCTTCAAACCATCC