Table 4.
Effect of diet on bacterial numbers in cecal and colonic digesta of pigs (log10 16S ribosomal RNA gene copies/g fresh matter.
| Cecum | Colon | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| HF | LF | SEM | p-Value | HF | LF | SEM | p-Value | ||
| Total bacteria | 10.2 | 9.9 | 0.07 | 0.011 | 10.3 | 10.1 | 0.07 | 0.063 | |
| Firmicutes | Roseburia spp. | 8.0 | 7.8 | 0.31 | 0.675 | 8.5 | 7.9 | 0.26 | 0.175 |
| Lactobacillus spp. | 7.8 | 8.1 | 0.11 | 0.152 | 7.8 | 8.0 | 0.13 | 0.229 | |
| Clostridium leptum | 7.4 | 8.3 | 0.23 | 0.034 | 7.8 | 8.3 | 0.17 | 0.056 | |
| Clostridium cluster XIVab | 8.8 | 9.1 | 0.14 | 0.135 | 9.2 | 9.4 | 0.13 | 0.365 | |
| Enterococcus spp. | 6.5 | 6.5 | 0.17 | 0.912 | 6.5 | 6.6 | 0.14 | 0.900 | |
| Faecalibacterium prausnitzii | 6.2 | 6.8 | 0.46 | 0.373 | 6.3 | 7.1 | 0.47 | 0.300 | |
| Bacteroidetes | Bacteroides group | 9.3 | 8.8 | 0.09 | 0.013 | 9.3 | 8.9 | 0.09 | 0.042 |
| Prevotella spp. | 10.0 | 9.6 | 0.11 | 0.050 | 10.0 | 9.6 | 0.10 | 0.041 | |
| Actinobacteria | Bifidobacterium spp. | 5.6 | 7.5 | 0.40 | 0.015 | 5.6 | 7.9 | 0.41 | 0.008 |
| Proteobacteria | Enterobacteriaceae | 8.4 | 6.3 | 0.19 | <0.001 | 8.5 | 6.4 | 0.21 | <0.001 |
HF, high-fat/low-fiber; LF, low-fat/high-fiber; SEM, standard error of the mean; values represent least squares means.