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. 2017 Apr 13;9:18. doi: 10.1186/s13099-017-0167-z

Table 3.

H. pylori and its virulence genes in tumor and adjacent tissue of patients with gastric cancer

Patient Adjacent tissue n = 13 Tumor n = 13
rRNA 16S H. pylori vacA cagA babA2 rRNA 16S H. pylori vacA cagA babA2
s m s m
IEC02 Negative Negative
IEC03 Positive s1 m1 + + Positive s1 m1 + +
IEC04 Negative Negative
IEC05 Positive s1 m1 + Positive s1 m1 +
IEC07 Negative Negative
IEC10 Positive s1 m1 Negative
IEC11 Positive s2 m2 + Positive s2 m2 +
IEC12 Positive s1 m1 + + Negative
IEC16 Positive s1 m1 + + Positive s1 m1 + +
IEC17 Positive s1 m1 + + Positive s1 m1 + +
IEC19 Positive s2 m2 Positive s2 m2
IEC 20 Negative Negative
IEC 21 Positive s1 m1 + + Positive s1 m1 + +
Total 13 9 9 6 6 13 7 7 5 5

The italic text refers to genes and alleles s or m of vacA of H. pylori