Table 3.
Relative abundance of bacterial species at the genus level in colonic content samples obtained from no-surgery control animals (n = 6) or animals who have undergone a transaction surgery (n = 5)
| Phylum | Genus level | Control (Rel. Abundance) | Transection (Rel. Abundance) | P value |
| Proteobacteria | Members of the Enterobacteriaceae | 29.20 + 6.74 | 2.88 + 1.08a | 0.0108 |
| Desulfovibrio | 2.08 + 0.68 | 2.74 + 0.78 | 0.5389 | |
| Bilophila | 1.48 + 0.81 | 1.13 + 0.95 | 0.7847 | |
| Psychrobacter | 0.90 + 0.72 | 9.13 + 9.01 | 0.4136 | |
| Vibrio | 0.62 + 0.46 | 5.89 + 5.70 | 0.4105 | |
| Pseudoalteromonas | 0.15 + 0.12 | 1.47 + 1.47 | 0.4192 | |
| Bacteriodetes | Alistipes | 4.82 + 1.73 | 0.18 + 0.13a | 0.0441 |
| Prevotella | 3.61 + 0.59 | 11.11 + 3.68 | 0.1110 | |
| Bacteroides | 3.25 + 0.71 | 1.24 + 0.63 | 0.0625 | |
| Parabacteroides | 2.88 + 0.65 | 5.59 + 2.41 | 0.3313 | |
| Lachnospitaceae Incertae sedis | 2.50 + 1.02 | 1.10 + 0.47 | 0.2548 | |
| Firmicutes | Megasphaera | 9.71 + 3.87 | 14.18 + 4.01 | 0.4434 |
| Phascolartobacterium | 4.07 + 1.00 | 6.90 + 1.89 | 0.2330 | |
| Rumminococcaceae Incertae sedis | 2.94 + 0.71 | 1.78 + 0.47 | 0.2106 | |
| peptostreptococcaceae incertae sedis | 2.79 + 1.23 | 1.80 + 1.49 | 0.6208 | |
| Subdoligranulum | 2.49 + 0.99 | 1.28 + 0.57 | 0.3264 | |
| Acidaminococcus | 2.40 + 0.71 | 3.53 + 1.82 | 0.5866 | |
| Erysipelotrichales incertae sedis | 2.28 + 0.77 | 1.48 + 0.78 | 0.4859 | |
| Lactobacillus | 1.96 + 0.74 | 2.15 + 1.16 | 0.8958 | |
| Clostridium | 1.86 + 0.45 | 1.05 + 0.52 | 0.2732 | |
| Anaerotruncus | 2.23 + 0.71 | 0.97 + 0.31 | 0.1501 | |
| Oribacterium | 0.63 + 0.25 | 1.88 + 0.88 | 0.2341 | |
| Lactococcus | 0.06 + 0.06 | 1.60 + 1.58 | 0.3860 | |
| Mitsuokella | 0.05 + 0.05 | 1.90 + 1.82 | 0.3664 | |
| Actinobacteria | Microccoccaceae | 0.07 + 0.07 | 1.38 + 1.38 | 0.3959 |
| Fusobacteria | Fusobacterium | 1.27 + 0.60 | 5.43 + 4.39 | 0.3986 |
| Spirochaetes | Treponema | 2.29 + 1.44 | 0.13 + 0.11 | 0.1951 |
| Uncult. Clone | EU774397 | 1.43 + 0.73 | 0.05 + 0.05 | 0.1178 |
| AF371921 | 1.43 + 0.47 | 2.18 + 0.99 | 0.5217 | |
| AF371920 | 0.24 + 0.14 | 1.11 + 0.79 | 0.3315 | |
| Other | 8.05 + 0.69 | 6.66 + 1.21 | 0.3549 |
Data are expressed as mean + SEM (%).
a
P < 0.05 vs control. Bacterial species whose relative abundance was < 1% in both the control and transaction surgery group are compiled within the “other” category. Significant changes in bacteria whose relative abundance was < 1% are detailed within the text.