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. 2011 Feb 16;6(2):e16957. doi: 10.1371/journal.pone.0016957

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