Research Article
Prevalence of Helicobacter pylori vacA, cagA, and iceA Genotypes in Cuban Patients with Upper Gastrointestinal Diseases
Table 3
H. pylori strains recovered from gastric antrum and corpus of seven patients.
| Patients | Stomach region | Endoscopic diagnostic | vacA gene subtypes | cagA gene presence* | iceA gene subtypes |
| 73 | A | NUD | s1b | m1 | − | iceA2 | C | s1a, s2 | m2 | + | iceA1, iceA2 |
| 71 | A | NUD | s2 | m2 | + | iceA2 | C | s2 | m2 | − | iceA2 |
| 72 | A | NUD | s1b | m2 | − | iceA2 | C | s2 | m2 | + | iceA1, iceA2 |
| 62 | A | NUD | s1a | m1 | + | iceA1, iceA2 | C | s1a, s1b | m1 | + | iceA1, iceA2 |
| 69 | A | NUD | s2 | m2 | − | iceA1 | C | s2 | m2 | − | iceA1, iceA2 |
| 78 | A | NUD | s2 | m2 | + | iceA2 | C | s1a, s2 | m2 | − | iceA2 |
| 81 | A | NUD | s1a | m1 | + | iceA2 | C | s1a | m1 | + | iceA2 |
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A: gastric antrum. C: gastric corpus. NUD: non-peptic ulcer dyspepsia. *Negative (−), cagA gene absent; positive (+), cagA gene present.
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