Table II. Classification of identified metabolites.
| Metabolite Class | Total Unique Metabolites |
|---|---|
| Standard amino acids | 15 |
| Phosphorylated compound | 14 |
| Fatty acidsa | 9 |
| Carbohydrates and sugars | 9 |
| Nucleosides | 7 |
| Biogenic amines | 7 |
| Carboxylic acid | 5 |
| Cofactors | 1 |
| Vitamins | 2 |
| Unclassified | 8 |
| Unknown | 48 |
Only those fatty acids that were identified by GC-MS in the polar extract.