Table 1.
Number of differential metabolites in the leaves of Jerusalem artichoke with drought stress.
| Group Class | 0 vs. 18 h | 18 vs. 24 h | 24 vs. 36 h | 0 vs. 24 h | 0 vs. 36 h | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Up | Down | Up | Down | Up | Down | Up | Down | Up | Down | |
| Amino acid and its derivatives | 18 | 2 | 10 | 0 | 3 | 5 | 28 | 3 | 27 | 1 |
| Phenolic acids | 12 | 4 | 3 | 10 | 8 | 5 | 14 | 20 | 11 | 4 |
| Organic acids | 6 | 2 | 3 | 2 | 2 | 2 | 20 | 6 | 12 | 3 |
| lipids | 10 | 5 | 5 | 2 | 3 | 5 | 22 | 7 | 13 | 10 |
| Nucleotide and its derivates | 5 | 3 | 3 | 2 | 0 | 3 | 10 | 2 | 5 | 2 |
| Lignans and coumarins | 0 | 0 | 3 | 2 | 0 | 2 | 2 | 1 | 0 | 0 |
| Flavonoids | 1 | 2 | 0 | 1 | 0 | 1 | 3 | 9 | 2 | 2 |
| Alkaloids | 3 | 0 | 2 | 1 | 1 | 1 | 3 | 2 | 3 | 0 |
| Tannins | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 0 |
| Terpenoids | 1 | 0 | 1 | 1 | 0 | 1 | 2 | 1 | 0 | 1 |
| Others | 12 | 7 | 1 | 4 | 3 | 1 | 10 | 15 | 10 | 3 |
| Total | 95 | 55 | 46 | 182 | 112 | |||||