Table 3. Relative abundance of the bacterial predicted functions during each fattening stage (early, middle, and late stages) in the fluid and solid fractions of Japanese Black beef cattle (n=9).
| Item | Stage |
|||||
|---|---|---|---|---|---|---|
| Early |
Middle |
Late |
||||
| Fluid | Solid | Fluid | Solid | Fluid | Solid | |
| Metabolic pathways | 16.3 ± 0.15 | 15.7 ± 0.14a | 16.5 ± 0.22 | 16.0 ± 0.03 | 16.1 ± 0.11 | 16.0 ± 0.10 |
| Biosynthesis of secondary metabolites | 7.44 ± 0.06 | 7.12 ± 0.04a | 7.57 ± 0.07 | 7.32 ± 0.04 | 7.38 ± 0.06 | 7.31 ± 0.03 |
| Biosynthesis of antibiotics | 5.65 ± 0.03 | 5.61 ± 0.04 | 5.77 ± 0.04 | 5.77 ± 0.04 | 5.78 ± 0.04 | 5.94 ± 0.05 |
| Biosynthesis of amino acids | 4.20 ± 0.05 | 4.08 ± 0.07 | 4.34 ± 0.08 | 4.24 ± 0.06 | 4.29 ± 0.05 | 4.30 ± 0.05 |
| Microbial metabolism in diverse environments | 4.05 ± 0.05 | 4.29 ± 0.07a | 4.00 ± 0.04 | 4.19 ± 0.07a | 4.13 ± 0.04 | 4.18 ± 0.04 |
| Aminoacyl-tRNA biosynthesis | 2.85 ± 0.15 | 2.69 ± 0.13 | 3.10 ± 0.19 | 2.63 ± 0.13 | 2.65 ± 0.10 | 2.55 ± 0.13 |
| ABC transporters | 2.58 ± 0.18 | 3.07 ± 0.11 | 2.26 ± 0.29 | 2.86 ± 0.11 | 2.81 ± 0.14 | 2.73 ± 0.20 |
| Ribosome | 2.67 ± 0.05 | 2.53 ± 0.04 | 2.78 ± 0.06 | 2.53 ± 0.04a | 2.62 ± 0.03 | 2.53 ± 0.02a |
| Carbon metabolism | 2.33 ± 0.01 | 2.35 ± 0.02 | 2.31 ± 0.02 | 2.34 ± 0.02 | 2.33 ± 0.01 | 2.36 ± 0.01 |
| Purine metabolism | 2.07 ± 0.02 | 2.04 ± 0.02 | 2.07 ± 0.03 | 1.99 ± 0.02 | 2.03 ± 0.02 | 2.00 ± 0.01a |
| Pyrimidine metabolism | 1.72 ± 0.01 | 1.70 ± 0.02 | 1.69 ± 0.02 | 1.64 ± 0.02 | 1.68 ± 0.02 | 1.69 ± 0.02 |
| Quorum sensing | 1.51 ± 0.10 | 1.70 ± 0.02 | 1.55 ± 0.16 | 1.62 ± 0.02 | 1.55 ± 0.06 | 1.60 ± 0.07 |
| Amino sugar and nucleotide sugar metabolism | 1.55 ± 0.04 | 1.61 ± 0.03 | 1.36 ± 0.06 | 1.44 ± 0.03 | 1.46 ± 0.04 | 1.43 ± 0.04 |
| Starch and sucrose metabolism | 1.34 ± 0.04 | 1.41 ± 0.04 | 1.27 ± 0.06 | 1.39 ± 0.04 | 1.42 ± 0.04 | 1.46 ± 0.06 |
| Fructose and mannose metabolism | 1.02 ± 0.07 | 1.27 ± 0.08a | 0.83 ± 0.09 | 1.10 ± 0.08 | 1.07 ± 0.07 | 1.11 ± 0.06 |
| Two-component system | 1.05 ± 0.08 | 1.14 ± 0.11 | 0.90 ± 0.03 | 1.07 ± 0.10a | 0.97 ± 0.06 | 0.96 ± 0.02 |
| Glycolysis/Gluconeogenesis | 1.04 ± 0.02 | 1.07 ± 0.03 | 0.99 ± 0.03 | 1.02 ± 0.03 | 1.03 ± 0.02 | 1.04 ± 0.01 |
| Phosphotransferase system (PTS) | 0.85 ± 0.17 | 1.44 ± 0.18 | 0.64 ± 0.17 | 1.16 ± 0.18 | 1.09 ± 0.16 | 1.14 ± 0.15 |
| Homologous recombination | 0.94 ± 0.03 | 0.94 ± 0.04 | 0.99 ± 0.04 | 1.02 ± 0.04 | 1.04 ± 0.03 | 1.08 ± 0.04 |
| Pyruvate metabolism | 0.92 ± 0.03 | 1.00 ± 0.02 | 0.88 ± 0.05 | 1.01 ± 0.02 | 1.01 ± 0.02 | 1.07 ± 0.03 |
aDenotes a significant difference (P<0.05) between the solid and fluid fractions.