Research Article
The Prevalence of Helicobacter pylori Virulence Factors in Bhutan, Vietnam, and Myanmar Is Related to Gastric Cancer Incidence
| Genes | Primer sequences (5′→3′) | PCR product (bp) | PCR conditions |
| cagA | ACC CTA GTC GGT AAT GGG | 521 | 94°C, 1 min; 52°C, 1 min; 72°C, 1 min (35 cycles) | GCT TTA GCT TCT GAY ACY GC |
| vacA | | | | s1/s2 | ATG GAA ATA CAA CAA ACA CAC | 259/268 | 94°C, 1 min; 52°C, 1 min; 72°C, 1 min (35 cycles) | CTG CTT GAA TGC GCC AAA C | m1/m2 | CAA TCT GTC CAA TCA AGC GAG | 567/642 | GCG TCA AAA TAA TTC CAA GG |
| jhp0562/β-(1,3)galT | TGA AAA GCC CTT TTG ATT TTG | 301/602 | 95°C, 30 s; 56°C, 30 s; 72°C, 1 s (35 cycles) | GCT GTA GTG GCC ACA TAC ACG |
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Y = C + T.
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