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. Author manuscript; available in PMC: 2013 Jul 30.
Published in final edited form as: Methods Mol Biol. 2009;579:3–18. doi: 10.1007/978-1-60761-322-0_1

Table 3.

Mass content of major molecular species of weak anionic lipids as detemined by shotgun lipidomics

Ethanolamine Glycerophospholipids
[M-H]- Major Species Non-synaptic Synaptic
716.5 D16:0-18:1 5.11 ± 1.14 4.82 ± 0.68
742.5 D18:0-18:2 5.07 ± 0.62 5.09 ± 0.88
 D18:1-18:1
 D16:0-20:2
746.5 P16:0-22:6 9.03 ± 1.39 9.89 ± 1.72
 D18:0-18:0
 P18:2-20:4
762.5 D16:0-22:6 9.39 ± 0.81 11.08 ± 1.00
764.5 D16:0-22:5 8.78 ± 0.52 8.35 ± 0.86
 D18:1-20:4
766.5 D18:0-20:4 37.49 ± 2.42 36.39 ± 4.86
 D16:0-22:4
768.6 D18:1-20:2 11.49 ± 2.19 16.42 ± 1.11
 D16:0-22:3
 D18:0-20:3
774.5 P18:0-22:6 10.37 ± 1.44 13.25 ± 1.63
 P18:1-22:5
 D18:0-20:0
776.6 P18:0-22:5 7.29 ± 2.19 8.24 ± 2.24
 P18:1-22:4
788.5 D18:1-22:6 5.95 ± 0.44 6.47 ± 0.55
790.5 D18:0-22:6 58.18 ± 1.87 58.66 ± 8.62
 D18:1-22:5
792.6 D18:1-22:4 3.62 ± 0.29 4.90 ± 0.38
 D18:0-22:5
794.6 D20:0-20:4 6.53 ± 0.46 15.63 ± 2.58
 D18:1-22:3
 D18:0-22:4
796.6 D20:0-20:3 6.85 ± 1.34 9.14 ± 0.48
 D18:0-22:3
Ceramide
[M-H]- Major Species Non-synaptic Synaptic
564.5 N18:0 0.66 ± 0.15 1.54 ± 0.19
592.6 N20:0 0.04 ± 0.02 0.03 ± 0.00
646.6 N24:1 0.02 ± 0.02 0.04 ± 0.02
648.6 N24:0 0.02 ± 0.00 0.01 ± 0.01