Table 4.
Amino acid content (mg l−1) detected in Trebbiano wines in relation to the strain used.
| Must | A | B | C | D | E | F | G | H | I | L | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Alanine | 234.34 | 1.31 | 3.48 | 5.36 | – | 0.41 | 0.05 | 1.21 | 0.15 | 1.03 | – |
| Proline | 622.81 | 0.23 | 0.22 | 0.4 | 0.09 | 0.03 | 0.05 | 0.04 | 0.04 | 0.12 | – |
| Methionine | 1.07 | –* | – | – | – | – | – | – | – | – | – |
| Cysteine | 1.51 | – | – | – | – | – | – | – | – | – | – |
| Leucine | 29.55 | 1.92 | 2.53 | 4.97 | – | – | – | – | – | – | – |
| iso-Leucine | 23.28 | 0.7 | 0.86 | 1.64 | – | – | – | – | – | – | – |
| Valine | 49.41 | 3.58 | 1.42 | 2.37 | – | 0.17 | 0.04 | 0.45 | – | 0.95 | 0.14 |
| Threonine | 70.71 | – | – | – | – | – | – | – | – | – | – |
| Ornithine | – | – | – | 0.06 | – | – | – | – | 0.06 | – | – |
| Triptophan | 319.3 | 111.64 | 20.25 | 18.1 | 19.22 | 42.63 | 27.37 | 21.83 | 22.61 | 24.33 | 15.3 |
| Phenyl alanine | 5.08 | – | 1.01 | – | – | – | – | 0.4 | – | – | – |
| Tyrosine | 3.76 | 0.66 | 3.25 | 3.75 | – | – | – | 0.03 | – | – | – |
| Arginine | 207.37 | 640.04 | 114.04 | 216 | 102.53 | 165.36 | 129.41 | 40.29 | 192.6 | 353.13 | 107.03 |
| Glutamic acid | 95.52 | 5.34 | 0.59 | – | – | – | – | – | – | – | – |
| γ-Aminobutyric acid | 128.43 | – | – | – | – | – | – | – | – | – | – |
*
Under the detection limit; The coefficient of variability, defined as the ratio of the standard deviation to the mean, ranged between 5 and 7%.