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. 2017 Jul 13;7:5318. doi: 10.1038/s41598-017-05607-3

Table 1.

Lipid species detected in individual hippocampal neurons.

Lipid species Formula Adduct Type Calculated m/z Observed m/z Mass Error (ppm) RT (min)
Glycerophospholipids PC (32:0) C40H80NO8P [M + H]+ 734.5694 734.5693 0.0 16.7
PC (34:0) C42H84NO8P [M + H]+ 762.6007 762.6003 −0.5 18.3
PC (34:1) C42H82NO8P [M + H]+ 760.5851 760.5847 −0.5 16.9
PC (34:2) C42H80NO8P [M + H]+ 758.5694 758.5675 −2.5 15.7
PC (36:0) C44H88NO8P [M + H]+ 790.6320 790.6294 −3.3 19.8
PC (36:1) C44H86NO8P [M + H]+ 788.6164 788.6151 −1.6 18.4
PC (36:2) C44H84NO8P [M + H]+ 786.6007 786.5988 −2.4 17.0
PC (36:4) C44H80NO8P [M + H]+ 782.5694 782.5728 4.3 15.4
PC (38:1) C46H90NO8P [M + H]+ 816.6477 816.6494 2.1 19.8
PC (38:5) C46H82NO8P [M + H]+ 808.5851 808.5848 −0.4 15.6
PC (38:6) C46H80NO8P [M + H]+ 806.5694 806.5730 4.5 15.0
PC (40:6) C48H84NO8P [M + H]+ 834.6007 834.5994 −1.6 16.4
PE (34:0) C39H78NO8P [M + H]+ 720.5538 720.5514 −3.3 19.4
PE (34:1) C39H76NO8P [M + H]+ 718.5381 718.5367 −1.9 16.9
PE (36:2) C41H78NO8P [M + H]+ 744.5538 744.5510 −3.8 17.1
PE (36:4) C41H74NO8P [M + H]+ 740.5225 740.5236 1.5 15.6
PE (38:1) C43H84NO8P [M + H]+ 774.6007 774.6045 4.9 17.6
PE (38:5) C43H76NO8P [M + H]+ 766.5381 766.5377 −0.5 15.7
PE (38:6) C43H74NO8P [M + H]+ 764.5225 764.5261 4.7 15.2
PE (40:1) C45H88NO8P [M + H]+ 802.6320 802.6302 −2.2 19.1
PE (40:6) C45H78NO8P [M + H]+ 792.5538 792.5529 −1.1 16.7
PE (40:7) C45H76NO8P [M + H]+ 790.5381 790.5403 2.8 15.4
PE (42:2) C47H90NO8P [M + H]+ 828.6477 828.6461 −1.9 18.9
PI (38:4) C47H83O13P [M + NH4]+ 904.5910 904.5955 5.0 15.0
PI (38:5) C47H81O13P [M + NH4]+ 902.5753 902.5710 −4.8 13.8
PS (36:1) C42H80NO10P [M + H]+ 790.5593 790.5565 −3.5 15.2
PS (38:4) C44H78NO10P [M + H]+ 812.5436 812.5456 2.2 16.1
PS (40:7) C46H76NO10P [M + H]+ 834.5279 834.5239 −4.8 18.0
Sphingolipids HexCer (d18:1/18:0) C42H81NO8 [M + H]+ 728.6034 728.6070 5.0 16.8
HexCer (d18:1/18:1) C42H81NO8 [M + H]+ 726.5878 726.5850 −3.9 16.4
HexCer (d18:1/24:0) C48H93NO8 [M + H]+ 812.6973 812.6939 −4.2 21.0
HexCer (d18:1/24:0-OH) C48H93NO9 [M + H]+ 828.6923 828.6912 −1.3 20.6
HexCer (d18:1/24:1) C48H93NO8 [M + H]+ 810.6817 810.6820 0.4 19.6
SM (d18:1/16:0) C39H79N2O6P [M + H]+ 703.5748 703.5760 1.7 15.2
SM (d18:1/18:0) C41H83N2O6P [M + H]+ 731.6061 731.6082 2.9 18.7
SM (d18:1/24:0) C47H95N2O6P [M + H]+ 815.7000 815.6962 −4.6 21.7
Sterol lipids CE (16:0) C43H76O2 [M + NH4]+ 642.6183 642.6160 −3.6 25.2
CE (24:0) C51H92O2 [M + NH4]+ 754.7446 754.7464 2.4 27.6
Cholesterol C27H46O [M − H2O + H]+ 369.3515 369.3531 4.3 15.1
Glycerolipids DG (42:10) C45H68O5 [M + NH4]+ 706.5405 706.5416 1.3 15.1
DG (44:11) C47H70O5 [M + NH4]+ 732.5561 732.5585 3.3 15.3