Table 1.
Identified lyso-phospholipid species with choline head group in krill oil
| Class | Mass | m/z a | Molecular specie | Relative intensity |
|---|---|---|---|---|
| Lyso-PtdCho | 493.4 | 538.4 | 16:1 | 6.01 |
| Lyso-PtdCho | 495.4 | 540.4 | 16:0 | 32.42 |
| Lyso-PtdCho | 509.4 | 554.4 | 17:0 | 4.06 |
| Lyso-PtdCho | 521.4 | 566.4 | 18:1 | 23.21 |
| Lyso-PtdCho | 541.4 | 586.4 | 20:5 | 31.31 |
| Lyso-PtdCho | 563.4 | 608.6 | 21:1 | 16.70 |
| Lyso-PtdCho | 567.4 | 612.4 | 22:6 | 12.19 |
Data were obtained with RPLC/ESI–MS3 operated in negative ionization mode and with data dependent fragmentation without exclusion list
a m/z for [M + FA–H]− adduct