Table 1.
Relative amounts of metabolites in a sectional experiment (W denotes the white section, 216P, the purple section, data for four biological replicates are shown, and values are means of triplicate injections ±standard errors)
| Compound | White flesh |
Purple flesh |
||||||
| W1 | W2 | W4 | W5 | 216P1 | 216P2 | 216P4 | 216P5 | |
| Caffeoyl putrescine | 30.9±0.6 | 49.4±0.9 | 34.1±0.7 | 21.1±0.3 | 15.4±0.3 | 46.3±1.4 | 2.6±0.95 | 65.2±0.17 |
| Feruloyl putrescine | 23.7±0.7 | 35.4±1.1 | 28.1±0.6 | 16.6±0.3 | 9.7±0.2 | 19±0.4 | 12.2±0.4 | 41.6±1.1 |
| Tyrosine | 41.7±1.3 | 48.2±1.4 | 36.3±0.7 | 39.1±0.6 | 18.4±0.4 | 39.8±0.8 | 17.5±0.6 | 41.8±1.1 |
| Phenylalanine | 160±3.2 | 243.7±7.3 | 158±3.2 | 154.6±2.5 | 66±1.4 | 114±2.3 | 47.5±1.5 | 124.1±0.3 |
| Solanine | 307.5±8.9 | 385±11.5 | 792.4±14.0 | 643.7±12.2 | 1647.4±47.7 | 832±22.7 | 1824±36.5 | 997±29.2 |
| Chaconine | 136.8±4.3 | 160.4±5.0 | 323.7±10.1 | 288.3±9.0 | 832±26.0 | 383.1±12.0 | 792±24.7 | 486±15.2 |
| Chlorogenic acid | 25.3±0.5 | 26.3±0.5 | 32.5±0.9 | 28.8±0.9 | 79.9±2.3 | 74±1.4 | 81.2±1.4 | 69.9±0.2 |
The MS peak areas for each component were calculated using Xcalibur software.