Table 14. Comparison of lysophosphatidylcholines concentrations (µM) performed by LC-ESI-MS/MS and DFI MS/MS (Biocrates kit).
MS/MS (Biocrates) | LC/GC-FID (Lipomics) | ||||
Mean | SD | Mean | SD | ||
LysoPC a C14:0 | 2.64 | 0.31 | 4.23 | 1.67 | |
LysoPC a C16:0 | 124.1 | 50.46 | 106.6 | 16.73 | |
LysoPC a C16:1 | 3.6 | 1.12 | 2.34 | 1.05 | |
LysoPC a C17:0 | 2.36 | 1.04 | ND | ND | |
LysoPC a C18:0 | 40.77 | 20.55 | 47.54 | 8.38 | |
LysoPC a C18:1 | 30.94 | 10.05 | LysoPC C18:1n7 | 3.66 | 0.14 |
LysoPC C18:1n9 | 37.47 | 7.73 | |||
LysoPC dm18:1n9 | 0.13 | NA | |||
LysoPC a C18:2 | 32.98 | 13.31 | 52.75 | 6.48 | |
LysoPC a C20:3 | 2.53 | 0.74 | LysoPC C20:3n6 | 2.75 | 0.29 |
LysoPC C20:3n9 | 0.25 | 0.07 | |||
LysoPC a C20:4 | 6.13 | 2.47 | LysoPC C20:4n6 | 8.39 | 0.98 |
LysoPC C20:4n3 | 0.26 | 0.14 | |||
LysoPC a C24:0 | 0.19 | NA | 0.70 | 0.35 | |
LysoPC a C28:0 | 0.37 | 0.06 | ND | ND | |
LysoPC a C28:1 | 0.48 | 0.1 | ND | ND |