Table 1.

Oligonucleotide primers are used in this study.

Primer	Oligonucleotide sequence (5′–3′)	Specificity	PCR product size (bp)	References
uidA F uidA R	ATGCCAGTCCAGCGTTTTTGC AAAGTGTGGGTCAATAATCAGGAAGTG	uidA	102	Abid and Al-Zuwainy [7]
cnf1 F cnf1 R	GGGGGAAAGTACAGAAGAATTA TTGCCGTCCACTCTCACCAGT	cnf1	1111	Dubois et al., [8]
cnf2 F cnf2 R	TATCATACGGCAGGAGGAAGCACC GTCACAATAGACAATAATTTTCCG	cnf2	1240
cnf3 F cnf3 R	TAACGTAATTAGCAAAGA GTCTTCATTACTTACAGT	cnf3	757
cdt1 F cdt1 R	CAATAGTCGCCCACAGGA ATAATCAAGAACACCACCAC	cdt1	411	Toth et al., [9]
cdt2 F cdt2 R	GAAAGTAAATGGAATATAAATGTCCG TTTGTGTTGCCGCCGCTGGTGAAA	cdt2	556
cdt3 F cdt3 R	GAAAGTAAATGGAATATAAATGTCCG TTTGTGTCGGTGCAGCAGGGAAAA	cdt3	555
cdt4 F cdt4 R	CCTGATGGTTCAGGAGGCTGGTTC TTGCTCCAGAATCTATACCT	cdt4	350
chuA F chuA R	GACGAACCA ACGGTCAGGAT TGCCGCCAGTACC AAAGACA	chuA	279	Clermont et al., [10]
yjaA F yjaA R	TGAAGTGTCAGGAGACGCTG ATGGAGAATGCGTTCCTCAAC	yjaA	211
TspE4C2 F TspE4C2 R	GAGTAATGTCGGGGCATTCA CGCGCCAACAAAGTATTACG	TspE4C2	152