Skip to main content

Table 3 H. pylori and its virulence genes in tumor and adjacent tissue of patients with gastric cancer

From: Helicobacter pylori vacA s1m1 genotype but not cagA or babA2 increase the risk of ulcer and gastric cancer in patients from Southern Mexico

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