Table 2. Mean abundance of SRB genera.
| dsrAB | Desulfobacter | Desulfobulbus | Desulfotomaculum | Desulfovibrio | |
|---|---|---|---|---|---|
| RC | 5.50E+07 (2.03E+06) | 2.82E+04 | 5.55E+04 | 3.13E+03 | 1.94E+06 |
| LC | 5.77E+06 (6.08E+05) | 3.71E+04 | 5.12E+04 | 3.42E+03 | 5.16E+05 |
| Re | 3.35E+07 (6.68E+05) | 2.66E+04 | 2.86E+05 | 2.21E+03 | 3.53E+05 |
Abbreviations: LC, left colon; RC, right colon; Re, rectum (sum of SRB genera 16S rDNA signal); SRB, sulfate-reducing bacteria.