Table 3.
Gut microbiota of volunteers during treatment with placebo, a prebiotic (galacto-oligosaccharides; GOS; 8 g/d), probiotic (Bifidobacterium animalis subsp. lactis Bi-07 (Bi-07); 109 colony-forming units/d) or synbiotic (GOS + Bi-07) at the end of the first 21 d treatment period
(Mean values with their standard errors)
| Treatment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Maltodextrin (n 9) (log10 cells/g faeces) | Prebiotic (n 9) (log10 cells/g faeces) | Probiotic (n 8) (log10 cells/g faeces) | Synbiotic (n 10) (log10 cells/g faeces) | |||||
| Bacterial group | Mean | sem | Mean | sem | Mean | sem | Mean | sem |
| Atopobium cluster | 10·3 | 0·10 | 10·2 | 0·10 | 10·1 | 0·05 | 10·1 | 0·06 |
| Bacteroides–Prevotella | 10·6 | 0·07 | 10·4 | 0·15 | 10·6 | 0·08 | 10·4 | 0·08 |
| Bifidobacterium group | 10·1 | 0·13 | 9·7 | 0·20 | 9·4 | 0·39 | 9·9 | 0·13 |
| Bifidobacterium lactis | 5·7 | 0·25 | 6·0 | 0·22 | 6·3 | 0·22 | 6·2 | 0·30 |
| Clostridium clusters I and II | 8·8 | 0·24 | 8·1 | 0·27 | 8·9 | 0·43 | 7·9 | 0·27 |
| Blautia coccoides–Eubacterium rectale cluster | 10·7 | 0·07 | 10·6 | 0·10 | 10·8 | 0·06 | 10·5 | 0·06 |
| Enterobacteria | 9·5 | 0·31 | 9·1 | 0·27 | 9·2 | 0·41 | 9·4 | 0·17 |
| Faecalibacterium prausnitzii cluster | 10·5 | 0·05 | 10·3 | 0·12 | 10·5 | 0·04 | 10·4 | 0·09 |
| Lactobacillus–Streptococcus group | 9·2 | 0·24 | 8·6 | 0·14 | 9·4 | 0·16 | 8·6 | 0·10 |
| Total bacteria | 11·3 | 0·09 | 11·2 | 0·12 | 11·3 | 0·07 | 11·2 | 0·06 |