Table 3.
QST1 Values Calculated for all Three Taxa, for Wild Emmer Versus Emmer, and for Emmer Versus Durum Wheat Comparisons.a
| Metabolite |
QST1 |
||
|---|---|---|---|
| All Three Taxa | Wild Emmer vs. Emmer | Emmer vs. Durum Wheat | |
| Organic acids | 0.12 | 0.00 | 0.57* |
| Polyols | 0.08 | 0.04 | 0.00 |
| Sugars | 0.00 | 0.00 | 0.00 |
| Tocopherols | 0.00 | 0.00 | 0.68** |
| Phytosterols | 0.12 | 0.20 | 0.32 |
| Alanine | 0.55* | 0.00 | 0.91*** |
| Leucine | 0.42 | 0.11 | 0.66** |
| Proline | 0.18 | 0.00 | 0.37 |
| Isoleucine | 0.26 | 0.13 | 0.38 |
| Glycine | 0.17 | 0.00 | 0.53* |
| Serine | 0.36 | 0.13 | 0.68** |
| Threonine | 0.34 | 0.00 | 0.61** |
| β-Alanine | 0.14 | 0.12 | 0.10 |
| Aspartic acid | 0.00 | 0.00 | 0.04 |
| Glutamic acid | 0.15 | 0.00 | 0.18 |
| γ-Aminobutiric acid | 0.26 | 0.25* | 0.41 |
| Citric acid | 0.00 | 0.06 | 0.00 |
| Gluconic acid | 0.19 | 0.00 | 0.31 |
| Sorbitol/galactitol | 0.00 | 0.00 | 0.00 |
| Myo-inositol | 0.11 | 0.38** | 0.00 |
| Arabinose | 0.00 | 0.00 | 0.00 |
| Fructose | 0.62** | 0.53*** | 0.74*** |
| Glucose | 0.57* | 0.31** | 0.82*** |
| Sucrose | 0.25 | 0.46*** | 0.00 |
| Maltose | 0.16 | 0.00 | 0.32 |
| Raffinose | 0.00 | 0.00 | 0.00 |
| Myristic acid | 0.00 | 0.37** | 0.00 |
| Pentadecanoic acid | 0.00 | 0.19 | 0.00 |
| Stearyl alcohol | 0.01 | 0.00 | 0.00 |
| Palmityl alcohol | 0.00 | 0.00 | 0.00 |
| 1-Heptacosanol | 0.00 | n.d. | 0.00 |
| Montanyl alcohol | 0.26 | 0.16 | 0.29 |
| α-Tocopherol | 0.00 | 0.00 | 0.93*** |
| β-Tocopherol | 0.11 | 0.00 | 0.54* |
| Campsterol | 0.11 | 0.17 | 0.00 |
| Stigmasterol | 0.00 | 0.00 | 0.00 |
| β-Sitosterol | 0.16 | 0.24* | 0.49* |
| Stigmastanol | 0.08 | 0.13 | 0.00 |
aWild emmer = Triticum turgidum L. ssp. dicoccoides; emmer = T. turgidum ssp. dicoccum; durum wheat = T. turgidum ssp. turgidum convar. durum. n.d., not detected.
*P ≤ 0.05; **P ≤ 0.01; ***P ≤ 0.001.