Table 5 Strain-specific genes present exclusively in H. pylori strains associated with gastric cancer or premalignant lesions
| Â | Number of genes in the indicated strains a | |||
|---|---|---|---|---|
| Â | 98-10, B128, and HPAG1 | 98-10 and B128 | 98-10 and HPAG1 | B128 and HPAG1 |
Total number of strain-specific genesa | 10 | 16 | 2 | 14 |
Functional class | Â | Â | Â | Â |
   Restriction/modification | 5 | 6 | 2 | 4 |
   Hypothetical | 3 | 9 | 0 | 4 |
No database match | 0 | 2 | 0 | 0 |
Closest match lacks known function | 3 | 7 | 0 | 4 |
Other | 2 | 1 | 0 | 6 |