Table 3. Metabolites that were differentially expressed in CRC versus healthy controls.
| Metabolite | Class | Pathway | Regulation | Corrected P value | LogFC |
| Methionine | Amino acid | Methionine | ↑ | 9.03×10-11 | 10.94 |
| Acetylcarnitine | Fatty acid ester | Beta-oxidation | ↑ | 3.18×10-11 | 10.74 |
| Uric acid | Organic acid | Purine | ↑ | 4.31×10-8 | 10.17 |
| Pipecolic acid | Organic acid | Lysine degradation | ↑ | 2.07×10-2 | 3.81 |
| Tyrosine | Amino acid | Tyrosine | ↑ | 4.99×10-12 | 13.05 |
| 5-Oxoproline | Amino acid | Glutathione degradation | ↑ | 3.38×10-6 | 9.11 |
| Hypoxanthine | Nucleobases | Purine | ↑ | 3.19×10-9 | 11.91 |
| Xanthine | Nucleobases | Purine | ↑ | 7.48×10-5 | 9.54 |
| Citric acid | Organic acid | Krebs cycle | ↑ | 9.15×10-3 | 4.60 |
| LysoPC (16:1) | Fatty acid | Phospholipid | ↓ | 2.14×10-3 | -3.99 |
| LysoPE (22:6) | Fatty acid | Phospholipid | ↓ | 3.64×10-2 | -3.36 |
↑ upregulated; ↓ down-regulated.