Table 2.
Compositions of major bacterial populations in the gut model determined using FISH probes at a system retention time of 20 h
| Population | % of total DAPI counta |
||
|---|---|---|---|
| Vessel 1 | Vessel 2 | Vessel 3 | |
| Total eubacteria | 92.4 ± 0.7 | 83.9 ± 1.7 | 81.3 ± 2.1 |
| Bifidobacteria | 3.4 ± 0.3 | 2.7 ± 0.1 | 2.2 ± 0.3 |
| Bacteroides-Prevotella | 5.7 ± 0.2 | 5.1 ± 0.2 | 3.2 ± 0.2 |
| F. prausnitzii | 7.2 ± 0.3 | 8.2 ± 0.2 | 3.1 ± 1.6 |
| Ruminococcus spp. | 7.8 ± 0.3 | 2.6 ± 0.4 | 1.7 ± 0.3 |
| E. cylindroides | 10.0 ± 0.5 | 7.8 ± 0.1 | 6.1 ± 0.3 |
| Lactic acid bacteria | 5.9 ± 0.2 | 5.9 ± 0.2 | 2.9 ± 0.4 |
| Atopobium cluster | 3.2 ± 0.3 | 3.6 ± 0.4 | 3.8 ± 0.3 |
| Enterobacteria | 0.6 ± 0.1 | 0.3 ± 0.2 | 0.2 ± 0 |
| Segmented filamentous bacteria | 15.6 ± 0.5 | 14.4 ± 1.5 | 7.7 ± 0.6 |
| E. rectale-C. coccoides group | 27.2 ± 1.9 | 20.3 ± 0.6 | 16.4 ± 1.2 |
| R. intestinalis | 10.7 ± 0.9 | 8.2 ± 0.4 | 2.1 ± 0.2 |
a
The results are means of three separate measurements ± standard errors of the mean.