Mixed Infections of Helicobacter pylori Isolated from Patients with Gastrointestinal Diseases in Taiwan

Table 1

PCR primers used in this study.

Gene	Primer	Nucleotide sequence (5′-3′)	Length of PCR product
cag A	cagA-F	GATAACAGGCAAGCTTTTGAGG	349
	cagA-R	CTGCAAAAGATTGTTTGGCAGA
cag E	cagE-F	GTTACATCAAAAATAAAAGGAAGCG	735
	cagE-R	CAATAATTTTGAAGAGTTTCAAAGC
cag T	cagT-F	TCTAAAAAGATTACGCTCATAGGCG	490
	cagT-R	CTTTGGCTTGCATGTTCAAGTTGCC
cag M	cagM-F	ACAAATACAAAAAAGAAAAAGAGGC	587
	cagM-R	ATTTTTCAACAAGTTAGAAAAAGCC
s1 and s2	VA1-F	ATGGAAATACAACAAACACACC	259
	VA1-R	CTGCTTGAATGCGCCAAACTTTATC	286
s1a	SS1-F	GTCAGCATCACACCGCAAC	190
s1b	SS3-F	AGCGCCATACCGCAAGAG	187
s1c	S1C-F	CTTGCTTTAGTTGGGTTA	213
m1	VA3-F	GGTCAAAATGCGGTCATGG	290
	VA3-R	CCATTGGTACCTGTAGAAAC
m1T	m1T-F	GGTCAAAATGCGGTCATGG	290
	m1T-R	CTCTTAGTGCCTAAAGAAACA
m2	VA4-F	GGAGCCCCAGGAAACATTG	352
	VA4-R	CATAACTAGCGCCTTGCAC