Table 2.
Relative abundance of the dominant ruminal bacterial genera (>0.1% of total sequences) of beef steers fed no or 15 g/d of live yeast product.
| Item | Treatment 1 | SEM | p-Value | |
|---|---|---|---|---|
| CON | YEA | |||
| Ruminococcaceae NK4A214 group | 3.27 | 4.99 | 0.40 | 0.01 |
| Candidatus_Saccharimonas | 3.35 | 5.81 | 0.61 | 0.01 |
| Christensenellaceae R-7 group | 4.80 | 7.29 | 0.68 | 0.03 |
| Bacteroidales BS11 gut group * | 1.11 | 2.36 | 0.21 | 0.01 |
| Ruminococcaceae UCG-010 | 0.67 | 1.00 | 0.16 | 0.01 |
| Ruminococcus 2 | 1.53 | 4.01 | 0.93 | 0.03 |
| Anaerovorax | 0.44 | 0.72 | 0.08 | 0.01 |
| Lachnoclostridium | 0.22 | 0.00 | 0.09 | 0.04 |
| Lachnoclostridium 5 | 0.35 | 0.02 | 0.11 | 0.04 |
| Lachnospiraceae UCG-008 | 0.10 | 0.21 | 0.01 | 0.02 |
| Ruminococcaceae UCG-005 | 0.21 | 0.30 | 0.02 | 0.02 |
| Bacillus | 0.22 | 0.00 | 0.09 | 0.03 |
1 CON = no yeast treatment; YEA = 15 g/d of live yeast fermentation product (PMI, Arden Hills, MN, USA). * Uncultured bacteria belonging to Bacteroidales BS11 gut group.