Identification at the species level of Helicobacter DNA present in liver material
| Histological group (n) | Helicobacter genus | Helicobacter pylori | Helicobacter pullorum | ||
|---|---|---|---|---|---|
| 23S rDNA | glmM | 16S rDNA | cdtB | ||
| HCC, hepatocellular carcinoma | |||||
| *These cases were all positive using the 23S rDNA primers. | |||||
| †Cases positive in cirrhotic liver tissue were also positive in the corresponding tumoral tissue. | |||||
| §These cases were all positive using the 16S rDNA primers. | |||||
| I-Control (24) | 1 | 1 | 1* | 0 | 0 |
| II-Hepatitis C virus (29) | 1 | 1 | 1* | 0 | 0 |
| III-Cirrhosis C without HCC (25) | 17 | 16 | 12* | 1 | 1§ |
| IV-HCC and cirrhosis C | |||||
| Cirrhotic tissue (31) | 17† | 16† | 8* | 1† | 1§ |
| Tumoral tissue (21) | 19 | 17 | 10* | 2 | 2§ |