Table 3.
Partial least squares discriminant analysis (PLS-DA) variable importance of projection (VIP) values showing which of the 42 metabolites were more important for the distinction between animals fed RC and GS.
| Metabolites | VIP |
|---|---|
| 2-Hydroxyvalerate | 1.77 |
| Propionate | 1.59 |
| Valerate | 1.56 |
| Butyrate | 1.46 |
| Acetate | 1.46 |
| Benzoate | 1.32 |
| 3-Phenylpropionate | 1.30 |
| Isoleucine | 1.28 |
| Dimethylamine | 1.15 |
| Aspartate | 1.15 |
| 3-Hydroxyphenylacetate | 1.09 |
| Isovalerate | 1.09 |
| Isobutyrate | 1.09 |
| Phenylacetate | 1.02 |
| Valine | 1.02 |
| Glutamate | 1.01 |
| Acetamide | 0.97 |
| Leucine | 0.96 |
| Xanthine | 0.95 |
| Succinate | 0.93 |
| Malonate | 0.91 |
| Trimethylamine | 0.91 |
| Glucose | 0.89 |
| Acetoacetate | 0.88 |
| 1,3-Dihydroxyacetone | 0.88 |
| Formate | 0.86 |
| Ethanol | 0.86 |
| Fructose | 0.82 |
| Alanine | 0.78 |
| Alloisoleucine | 0.77 |
| Fumarate | 0.75 |
| Maltose | 0.73 |
| Creatine | 0.72 |
| Uracil | 0.72 |
| Choline | 0.68 |
| Methanol | 0.67 |
| Lactate | 0.60 |
| Caffeine | 0.48 |
| Glycine | 0.46 |
| Methylamine | 0.40 |
| Betaine | 0.31 |
| Creatinine | 0.16 |