Table 2.
Metabolite classification according to their behavior within time
| Changes | No changes |
|---|---|
| Amines | Amino acids, peptides and analogues |
| Cadaverine | Alanine |
| Ethanolamine | Glutamic acid |
| Propylamine | Glutamine |
| Putrescine | Isoleucine |
| Amino acids, peptides and analogues | Leucine |
| GABA | Serine |
| 4-guanidinobutyric acid | Threonine |
| Glycine | Cholesterol and cholesterol esters |
| N-acetyl-aspartic acid | Fatty acyls |
| Pyroglutamic acid | Arachidonic acid |
| Azolines | Myristic acid |
| Creatinine | Oleic acid |
| Carbohydrates and carbohydrate conjugates | Palmitic acid |
| Ribose | Stearic acid |
| Dicarboxylic acids and derivatives | Organic acids |
| Succinic acid | 3-hydroxybutyric acid |
| Fatty acyls | Fumaric acid |
| 3-methyl-2-oxobutanoic acid | Glycolic acid |
| Acetylcarnitine | Malic acid |
| Anandamide | Phosphoric acid |
| Glycerolipids | Phospholipids and lysophospholipids |
| Glycerophospholipids | Polyols |
| Organic carbonic acids and derivatives | Myo-inositol |
| Sphingolipids | |
| Vitamins | |
| Nicotinamide |