Table 1.
Amino acid composition (g amino acid/kg food) for every experimental fish feed (concentration values are mean ± SE).
| Amino Acid | Control (No Trp Added) | 1Trp (1% Trp Added) | 2Trp (2% Trp Added) |
|---|---|---|---|
| Glycine | 3.6 ± 0.4 | 3.6 ± 0.4 | 3.6 ± 0.4 |
| Valine | 3.8 ± 0.5 | 3.8 ± 0.5 | 3.8 ± 0.5 |
| Glutamic acid | 64.7 ± 11.6 | 64.7 ± 11.6 | 64.7 ± 11.6 |
| Leucine | 7.3 ± 0.9 | 7.3 ± 0.9 | 7.3 ± 0.9 |
| Threonine | 0.3 ± 0.0 | 0.3 ± 0.0 | 0.3 ± 0.0 |
| Isoleucine | 1.1 ± 0.1 | 1.1 ± 0.1 | 1.1 ± 0.1 |
| Proline | 7.2 ± 0.8 | 7.2 ± 0.8 | 7.2 ± 0.8 |
| Aspartic acid | 48.1 ± 7.8 | 48.1 ± 7.8 | 48.1 ± 7.8 |
| Methionine | 1.9 ± 0.3 | 1.9 ± 0.3 | 1.9 ± 0.3 |
| Phenylalanine | 4.3 ± 0.6 | 4.3 ± 0.6 | 4.3 ± 0.6 |
| Cysteine | 0.1 ± 0.0 | 0.1 ± 0.0 | 0.1 ± 0.0 |
| Lysine | 15.9 ± 2.1 | 15.9 ± 2.1 | 15.9 ± 2.1 |
| Histidine | 1.1 ± 0.2 | 1.1 ± 0.2 | 1.1 ± 0.2 |
| Tyrosine | 5.8 ± 3.3 | 5.8 ± 3.3 | 5.8 ± 3.3 |
| Glycine | 3.6 ± 0.4 | 3.6 ± 0.4 | 3.6 ± 0.4 |
| Tryptophan | 2.5 ± 0.2 | 5.8 ± 0.3 | 12.5 ± 0.7 |