Table 3.
Adhesion of bacteria taken from each fermentation vessel to Caco-2 cells at a system retention time of 60 h
| Population | No. of bacteria per Caco-2 cella |
||
|---|---|---|---|
| Vessel 1 | Vessel 2 | Vessel 3 | |
| Total eubacteria | 5.5 ± 0.4 | 5.7 ± 0.5 | 7.2 ± 0.9 |
| Bifidobacteria | 0.8 ± 0.1 | 0.7 ± 0.1 | 0.4 ± 0.1 |
| Bacteroides-Prevotella | 0.3 ± 0.0 | 0.4 ± 0.0 | 0.3 ± 0.1 |
| F. prausnitzii | NDb | ND | ND |
| Ruminococcus spp. | ND | ND | ND |
| E. cylindroides | ND | ND | ND |
| Lactic acid bacteria | 0.1 ± 0.0 | 0.1 ± 0.0 | 0.1 ± 0.0 |
| Atopobium cluster | 3.2 ± 0.2 | 4.8 ± 0.4 | 5.6 ± 0.7 |
| Enterobacteria | ND | ND | ND |
| Segmented filamentous bacteria | ND | ND | ND |
| E. rectale-C. coccoides group | 0.5 ± 0.1 | 0.5 ± 0.0 | 0.5 ± 0.0 |
| R. intestinalis | 0.3 ± 0.0 | 0.3 ± 0.0 | 0.3 ± 0.0 |
a
The results are means ± standard deviations. Bacteria were quantified in 10 to 25 microscope fields.
b
ND, not detected.