Table 4. Primers used in the PCR.
| Primers | Sequence (5'→3') | Size (bp) | Reference |
| HP (16S rRNA region) | F: CTGGAGARACTAAGYCCTCC | 145 | Scholte et al. (1997) |
| R: GAGGAATACTCATTGCGAAGGCGA | |||
| dupA | F: CGTGATCAATATGGATGCTT | 197 | Gomes et al. (2008) |
| R: TCTTTCTAGCTTGAGCGA |