Table 2.
A list top correlated m/z values with the tumor tissue
| m/z | Correlation | Tentative assignment | Molecular formula | Adduct | m/z calculated | Database | Error (ppm) |
|---|---|---|---|---|---|---|---|
| 450.29788 | 0.894 | ||||||
| 468.3084 | 0.845 | ||||||
| 480.9211 | 0.841 | Uridine diphosphate (UDP) | C9H14N2O12P2 | [M + 2K − H]+ | HMDB | −0.21 | |
| 730.537 | 0.824 | ||||||
| 428.3732 | 0.8 | Stearoylcarnitine | C25H49NO4 | [M + H]+ | HMDB | 0.47 | |
| 518.8773 | 0.79 | ||||||
| 400.9546 | 0.7807 | Uridine monophosphate (UMP) | C9H13N2O9P | [M + 2K − H]+ | 400.9554553 | HMDB | −2.1 |
| 545.9591 | 0.775 | Adenosine triphosphate (ATP) | C10H16N5O13P3 | [M + K]+ | 545.9589 | Metlin | 0.36 |
| 703.57416 | 0.7235 | SM (34:1)/PE-Cer (37d/1) | C39H79N2O6P | [M + H]+ | 703.5749 | Metlin | −1.05 |
| 583.91437 | 0.717 | Adenosine triphosphate (ATP) | C10H16N5O13P3 | [M + 2K − H]+ | 583.9148 | HMDB | −0.74 |