Table 2.
Summary of the metabolome and elemental data measured using MS or NMR analytical strategies in extracts of fruit flesh or rind samples from of 52 melon accessions.
| Analytical Strategies and Corresponding Examples of Covered Compounds or Compound Families | Number of Molecular Features | |
|---|---|---|
| Flesh | Rind | |
| GC-MS of polar extracts: soluble sugars, sugar-alcohols, organic acids, amino acids, polyamines |
12 397 | 13 200 |
|
1H-NMR fingerprints of polar extracts: major soluble sugars, organic acids, amino acids and other amino compounds |
40 | 28 |
|
1H-NMR quantitative profiles of polar extracts: major soluble sugars, organic acids, amino acids and other amino compounds |
108 | 108 |
|
1H-NMR fingerprints of semi-polar extracts: major soluble sugars, organic acids, amino acids and major semi-polar specialized metabolites |
839 | 819 |
| DI-ESI-MS of semi-polar extracts: positive ionization mode negative ionization mode semi-polar major and specialized metabolites |
931931 | 931931 |
| LC-QTOF-MS of semi-polar extracts: negative ionization mode non-volatile specialized metabolites and their conjugates including the flavonoid- and hydroxycinnamate-families |
20 785 | 30 695 |
| SPME GC-MS of volatiles: volatile specialized metabolites including alcohols, aldehydes, terpenoids |
282 | - |
| ICP-MS of mineral elements: mineral elements including P, K, Fe, Ni, and low-abundant trace elements |
20 | - |