Table 2.
Bacterial biota in the esophagus
| Patient group | Firmicutes | Proteobacteria | Fusobacteria | Bacteroides | Actinobacteria | TM7 |
|---|---|---|---|---|---|---|
| Normal | 40% | 49% | – | 8% | 3% | – |
| Reflux esophagitis | 33% | 43% | 10% | 10% | 2% | 2% |
| Barrett's esophagus | 55% | 20% | 9% | 14% | 2% | – |
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