TABLE 2.
Changes in bacterial populations in batch cultures after 8 and 24 h of incubationa
| Organism(s) | Incubation time (h) | No. (log 10 cells/ml) with:
|
|||
|---|---|---|---|---|---|
| Control | FOS | FG | DG | ||
| Total bacteria | 0 | 9.20 ± 0.03 | |||
| 8 | 9.17 ± 0.04 | 9.36 ± 0.11 | 9.39 ± 0.05b | 9.23 ± 0.02 | |
| 24 | 9.19 ± 0.02 | 9.47 ± 0.01c | 9.40 ± 0.01c | 9.21 ± 0.01 | |
| Bifidobacteria | 0 | 8.03 ± 0.03 | |||
| 8 | 8.14 ± 0.06 | 8.81 ± 0.05b | 8.54 ± 0.02b | 8.22 ± 0.05 | |
| 24 | 7.99 ± 0.04 | 8.67 ± 0.01c | 8.60 ± 0.11c | 8.01 ± 0.11 | |
| Bacteroides | 0 | 8.23 ± 0.01 | |||
| 8 | 8.30 ± 0.04 | 8.39 ± 0.01 | 8.31 ± 0.02 | 8.31 ± 0.06 | |
| 24 | 8.34 ± 0.12 | 8.42 ± 0.04c | 8.24 ± 0.01c | 8.38 ± 0.06 | |
| Clostridia | 0 | 7.47 ± 0.09 | |||
| 8 | 7.54 ± 0.07 | 7.18 ± 0.04b | 7.29 ± 0.07b | 7.51 ± 0.03 | |
| 24 | 7.54 ± 0.02 | 7.37 ± 0.04 | 7.52 ± 0.02 | 7.57 ± 0.07 | |
| Eubacterium rectale | 0 | 8.28 ± 0.01 | |||
| 8 | 8.33 ± 0.01 | 8.64 ± 0.13 | 8.97 ± 0.08b | 8.45 ± 0.04b | |
| 24 | 8.34 ± 0.08 | 8.64 ± 0.08c | 8.91 ± 0.02c | 8.46 ± 0.08c | |
| Lactobacilli | 0 | 7.58 ± 0.02 | |||
| 8 | 7.72 ± 0.09 | 8.02 ± 0.01b | 7.73 ± 0.04 | 7.66 ± 0.05 | |
| 24 | 7.68 ± 0.07 | 7.90 ± 0.04c | 7.63 ± 0.01 | 7.66 ± 0.08 | |
a
Bacterial counts were obtained by using FISH. Values are the means ± standard deviations of the results.
b
Significantly different from control at 8 h (P < 0.05).
c
Significantly different from control at 24 h (P < 0.05).