Nomenclature in MS-DIAL lipidomics
Adduct form nomenclature
Major adduct abbreviation
Meaning
[M+H]+
Proton adduct
[M+Na]+
Sodium adduct
[M+NH4]+
Ammonium adduct
[M-H]-
Proton loss
[M+FA-H]-
Formate adduct
[M+Hac-H]-
Acetate adduct
Lipid class nomenclature
Lipid class
Abbreviation
Description: chain summed
Description: chain separated
Structure
Free fatty acid
FA
FA 18:1
FA 18:1
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Fatty acid ester of hydroxyl fatty acid
FAHFA
FAHFA 38:4
FAHFA 18:0/20:4
Show
Acylcarnitine
ACar
ACar 18:1
ACar 18:1
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Cholesteryl ester
CE
CE 18:1
CE 18:1
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Monoacylglycerol
MAG
MAG 18:1
MAG 18:1
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Diacylglycerol
DAG
DAG 38:4
DAG 18:0-20:4
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Triacylglycerol
TAG
TAG 56:8
TAG 16:0-18:2-22:6
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MonogalactosyldiacylglycerolÂ
MGDG
MGDG 38:4
MGDG 18:0-20:4
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Digalactosyldiacylglycerol
DGDG
DGDG 38:4
DGDG 18:0-20:4
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Sulfoquinovosyl diacylglycerolÂ
SQDG
SQDG 38:4
SQDG 18:0-20:4
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Diacylglyceryltrimethylhomoserine
DGTS
DGTS 38:4
DGTS 18:0-20:4
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Glucuronosyldiacylglycerol
GlcADG
GlcADG 38:4
GlcADG 18:0-20:4
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Acylglucuronosyldiacylglycerol
AcylGlcADG
AcylGlcADG 56:8
AcylGlcADG 16:0-18:2-22:6
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Ether-linked triacylglycerol
EtherTAG
TAG 56:7e
TAG 16:0e-18:1-22:6
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Ether-linked monogalactosyldiacylglycerolÂ
EtherMGDG
MGDG 18:0e/20:4
MGDG 38:4e
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Ether-linked digalactosyldiacylglycerol
EtherDGDG
DGDG 18:0e/20:4
DGDG 38:4e
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Cholesterol
Cholesterol
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Cholesterol sulfate
Cholesterol sulfate
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Lysodiacylglyceryltrimethylhomoserine
LDGTS
LDGTS 18:1
LDGTS 18:1
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Lysophosphatidic acid
LPA
LPA 18:1
LPA 18:1
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Lysophophatidylcholine
LPC
LPC 18:1
LPC 18:1
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Lysophosphatidylethanolamine
LPE
LPE 18:1
LPE 18:1
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Lysophosphatidylglycerol
LPG
LPG 18:1
LPG 18:1
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Lysophosphatidylinositol
LPI
LPI 18:1
LPI 18:1
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Lysophosphatidylserine
LPS
LPS 18:1
LPS 18:1
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Ether-linked lysophosphatidylcholine
EtherLPC
LPC 18:1e
LPC 18:1e
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Ether-linked lysophosphatidylethanolamine
EtherLPE
LPE 18:1e
LPE 18:1e
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N-acyl-lysophosphatidylethanolamine
LNAPE
LNAPE 38:4
LNAPE 18:0/n-20:4
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N-acyl-lysophosphatidylserine
LNAPS
LNAPS 38:4
LNAPS 18:0/n-20:4
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Diacylated phosphatidylinositol monomannoside
Ac2PIM1
Ac2PIM1 38:0
Ac2PIM1 18:0-20:0
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Diacylated phosphatidylinositol dimannoside
Ac2PIM2
Ac2PIM2 38:0
Ac2PIM2 18:0-20:0
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Triacylated phosphatidylinositol dimannoside
Ac3PIM2
Ac3PIM2 54:1
Ac3PIM2 16:0-18:1-20:0
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Tetraacylated phosphatidylinositol dimannoside
Ac4PIM2
Ac4PIM2 68:2
Ac4PIM2 16:0-18:1-16:1-18:0
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Diphosphorylated hexaacyl Lipid A
LipidAPP
LipidAPP 98:0
LipidAPP 16:0-O-(18:0)-18:0-16:0-14:0-O-(16:0)
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Phosphatidic acid
PA
PA 38:4
PA 18:0-20:4
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Phosphatidylcholine
PC
PC 38:4
PC 18:0-20:4
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Phosphatidylethanolamine
PE
PE 38:4
PE 18:0-20:4
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Phosphatidylglycerol
PG
PG 38:4
PG 18:0-20:4
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Phosphatidylinositol
PI
PI 38:4
PI 18:0-20:4
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Phosphatidylserine
PS
PS 38:4
PS 18:0-20:4
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Bismonoacylglycerophosphate
BMP
BMP 42:10
BMP 20:4-22:6
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Hemibismonoacylglycerophosphate
HBMP
HBMP 56:8
HBMP 16:0-18:2-22:6
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Cardiolipin
CL
CL 70:5
CL 16:1-18:1-18:1-18:2
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Lysocardiolipin
LCL
LCL 56:7
LCL 16:0-18:1-22:6
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Dilysocardiolipin
DLCL
DLCL 38:4
DLCL 18:0-20:4
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Ether-linked phosphatidylcholine
EtherPC
PC 38:4e
PC 18:0e/20:4
Show
Ether-linked phosphatidylethanolamine
EtherPE
PE 38:4e
PE 18:0e/20:4
Show
Oxidized fatty acid
OxFA
OxFA 18:1+1O
OxFA 18:1+1O
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Oxidized phosphatidylcholine
OxPC
OxPC 38:4+3O
OxPC 18:0-20:4+3O
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Oxidized phosphatidylethanolamine
OxPE
OxPE 38:4+3O
OxPE 18:0-20:4+3O
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Oxidized phosphatidylglycerol
OxPG
OxPG 38:4+3O
OxPG 18:0-20:4+3O
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Oxidized phosphatidylinositol
OxPI
OxPI 38:4+3O
OxPI 18:0-20:4+3O
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Oxidized phosphatidylserine
OxPS
OxPS 38:4+3O
OxPS 18:0-20:4+3O
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Phosphatidylmethanol
PMeOH
PMeOH 38:4
PMeOH 18:0-20:4
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Phosphatidylethanol
PEtOH
PEtOH 42:10
PEtOH 20:4-22:6
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Ether-linked oxidized phosphatidylcholine
EtherOxPC
OxPC 38:4e+3O
OxPC 18:0e/20:4+3O
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Ether-linked oxidized phosphatidylethanolamine
EtherOxPE
OxPE 38:4e+3O
OxPE 18:0e/20:4+3O
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Sphingomyelin
SM
SM d38:1
SM d18:1/20:0
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Sulfatide
SHexCer
SHexCer d38:1
SHexCer d18:1/20:0
Show
Ganglioside GM3
GM3
GM3 d38:1
GM3 d18:1/20:0
Show
Ceramide non-hydroxyfatty acid-sphingosine
Cer-NS
Cer-NS d38:1
Cer-NS d18:1/20:0
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Ceramide non-hydroxyfatty acid-dihydrosphingosine
Cer-NDS
Cer-NDS d38:0
Cer-NDS d18:0/20:0
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Ceramide alpha-hydroxy fatty acid-sphingosine
Cer-AS
Cer-AS d38:1
Cer-AS d18:1/20:0
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Ceramide alpha-hydroxy fatty acid-dihydrosphingosine
Cer-ADS
Cer-ADS d38:0
Cer-ADS d18:0/20:0
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Ceramide beta-hydroxy fatty acid-sphingosine
Cer-BS
Cer-BS d38:1
Cer-BS d18:1/20:0
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Ceramide beta-hydroxy fatty acid-dihydrosphingosine
Cer-BDS
Cer-BDS d38:0
Cer-BDS d18:0/20:0
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Ceramide Esterified omega-hydroxy fatty acid-sphingosine
Cer-EOS
Cer-EOS d52:2
Cer-EOS d18:1/20:1-O-14:0
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Ceramide Esterified omega-hydroxy fatty acid-dihydrosphingosine
Cer-EODS
Cer-EODS d52:1
Cer-EODS d18:0/20:1-O-14:0
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Ceramide alpha-hydroxy fatty acid-phytospingosine
Cer-AP
Cer-AP t38:1
Cer-AP t18:1/20:0
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Ceramide non-hydroxyfatty acid-phytospingosine
Cer-NP
Cer-NP t38:1
Cer-NP t18:1/20:0
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Ceramide omega-hydroxy fatty acid-sphingosine
Cer-OS
Cer-OS d38:5
Cer-OS d18:1/20:4
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Ceramide 1-phosphates
CerP
CerP 38:0
CerP d18:0/20:0
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Hexosylceramide non-hydroxyfatty acid-sphingosine
HexCer-NS
HexCer-NS d38:1
HexCer-NS d18:1/20:0
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Dihexosylceramide non-hydroxyfatty acid-sphingosine
HexHexCer_NS
HexHexCer-NS d38:1
HexHexCer-NS d18:1/20:0
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Trihexosylceramide non-hydroxyfatty acid-sphingosine
HexHexHexCer_NS
HexHexHexCer-NS d38:1
HexHexHexCer-NS d18:1/20:0
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Hexosylceramide non-hydroxyfatty acid-dihydrosphingosine
HexCer-NDS
HexCer-NDS d38:0
HexCer-NDS d18:0/20:0
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Hexosylceramide alpha-hydroxy fatty acid-sphingosine
HexCer-AS
HexCer-AS d38:1
HexCer-AS d18:1/20:0
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Hexosylceramide alpha-hydroxy fatty acid-dihydrosphingosine
HexCer-ADS
HexCer-ADS d38:0
HexCer-ADS d18:0/20:0
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Hexosylceramide beta-hydroxy fatty acid-sphingosine
HexCer-BS
HexCer-BS d38:1
HexCer-BS d18:1/20:0
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Hexosylceramide beta-hydroxy fatty acid-dihydrosphingosine
HexCer-BDS
HexCer-BDS d38:0
HexCer-BDS d18:0/20:0
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Hexosylceramide Esterified omega-hydroxy fatty acid-sphingosine
HexCer-EOS
HexCer-EOS d38:1
HexCer-EOS d18:1/20:1-O-14:0
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Hexosylceramide alpha-hydroxy fatty acid-phytospingosine
HexCer-AP
HexCer-AP t38:1
HexCer-AP t18:1/20:0
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Hexosylceramide non-hydroxyfatty acid-phytospingosine
HexCer-NP
HexCer-NP t38:1
HexCer-NP t18:1/20:0
Show
Sphingosine
Sphingosine
Sphingosine 18:1
Sphingosine 18:1 Show
Sphinganine
Sphinganine
Sphinganine 18:0
Sphinganine 18:0
Show
Phytosphingosine
Phytosphingosine
Phytophingosine 18:0
Phytophingosine 18:0
Show
*The nomenclature for lipid class basically follows the definition of this paper.
| Major adduct abbreviation | Meaning |
|---|---|
| [M+H]+ | Proton adduct |
| [M+Na]+ | Sodium adduct |
| [M+NH4]+ | Ammonium adduct |
| [M-H]- | Proton loss |
| [M+FA-H]- | Formate adduct |
| [M+Hac-H]- | Acetate adduct |
| Lipid class | Abbreviation | Description: chain summed | Description: chain separated | Structure |
|---|---|---|---|---|
| Free fatty acid | FA | FA 18:1 | FA 18:1 | Show |
| Fatty acid ester of hydroxyl fatty acid | FAHFA | FAHFA 38:4 | FAHFA 18:0/20:4 | Show |
| Acylcarnitine | ACar | ACar 18:1 | ACar 18:1 | Show |
| Cholesteryl ester | CE | CE 18:1 | CE 18:1 | Show |
| Monoacylglycerol | MAG | MAG 18:1 | MAG 18:1 | Show |
| Diacylglycerol | DAG | DAG 38:4 | DAG 18:0-20:4 | Show |
| Triacylglycerol | TAG | TAG 56:8 | TAG 16:0-18:2-22:6 | Show |
| Monogalactosyldiacylglycerol | MGDG | MGDG 38:4 | MGDG 18:0-20:4 | Show |
| Digalactosyldiacylglycerol | DGDG | DGDG 38:4 | DGDG 18:0-20:4 | Show |
| Sulfoquinovosyl diacylglycerol | SQDG | SQDG 38:4 | SQDG 18:0-20:4 | Show |
| Diacylglyceryltrimethylhomoserine | DGTS | DGTS 38:4 | DGTS 18:0-20:4 | Show |
| Glucuronosyldiacylglycerol | GlcADG | GlcADG 38:4 | GlcADG 18:0-20:4 | Show |
| Acylglucuronosyldiacylglycerol | AcylGlcADG | AcylGlcADG 56:8 | AcylGlcADG 16:0-18:2-22:6 | Show |
| Ether-linked triacylglycerol | EtherTAG | TAG 56:7e | TAG 16:0e-18:1-22:6 | Show |
| Ether-linked monogalactosyldiacylglycerol | EtherMGDG | MGDG 18:0e/20:4 | MGDG 38:4e | Show |
| Ether-linked digalactosyldiacylglycerol | EtherDGDG | DGDG 18:0e/20:4 | DGDG 38:4e | Show |
| Cholesterol | Cholesterol | Show | ||
| Cholesterol sulfate | Cholesterol sulfate | Show | ||
| Lysodiacylglyceryltrimethylhomoserine | LDGTS | LDGTS 18:1 | LDGTS 18:1 | Show |
| Lysophosphatidic acid | LPA | LPA 18:1 | LPA 18:1 | Show |
| Lysophophatidylcholine | LPC | LPC 18:1 | LPC 18:1 | Show |
| Lysophosphatidylethanolamine | LPE | LPE 18:1 | LPE 18:1 | Show |
| Lysophosphatidylglycerol | LPG | LPG 18:1 | LPG 18:1 | Show |
| Lysophosphatidylinositol | LPI | LPI 18:1 | LPI 18:1 | Show |
| Lysophosphatidylserine | LPS | LPS 18:1 | LPS 18:1 | Show |
| Ether-linked lysophosphatidylcholine | EtherLPC | LPC 18:1e | LPC 18:1e | Show |
| Ether-linked lysophosphatidylethanolamine | EtherLPE | LPE 18:1e | LPE 18:1e | Show |
| N-acyl-lysophosphatidylethanolamine | LNAPE | LNAPE 38:4 | LNAPE 18:0/n-20:4 | Show |
| N-acyl-lysophosphatidylserine | LNAPS | LNAPS 38:4 | LNAPS 18:0/n-20:4 | Show |
| Diacylated phosphatidylinositol monomannoside | Ac2PIM1 | Ac2PIM1 38:0 | Ac2PIM1 18:0-20:0 | Show |
| Diacylated phosphatidylinositol dimannoside | Ac2PIM2 | Ac2PIM2 38:0 | Ac2PIM2 18:0-20:0 | Show |
| Triacylated phosphatidylinositol dimannoside | Ac3PIM2 | Ac3PIM2 54:1 | Ac3PIM2 16:0-18:1-20:0 | Show |
| Tetraacylated phosphatidylinositol dimannoside | Ac4PIM2 | Ac4PIM2 68:2 | Ac4PIM2 16:0-18:1-16:1-18:0 | Show |
| Diphosphorylated hexaacyl Lipid A | LipidAPP | LipidAPP 98:0 | LipidAPP 16:0-O-(18:0)-18:0-16:0-14:0-O-(16:0) | Show |
| Phosphatidic acid | PA | PA 38:4 | PA 18:0-20:4 | Show |
| Phosphatidylcholine | PC | PC 38:4 | PC 18:0-20:4 | Show |
| Phosphatidylethanolamine | PE | PE 38:4 | PE 18:0-20:4 | Show |
| Phosphatidylglycerol | PG | PG 38:4 | PG 18:0-20:4 | Show |
| Phosphatidylinositol | PI | PI 38:4 | PI 18:0-20:4 | Show |
| Phosphatidylserine | PS | PS 38:4 | PS 18:0-20:4 | Show |
| Bismonoacylglycerophosphate | BMP | BMP 42:10 | BMP 20:4-22:6 | Show |
| Hemibismonoacylglycerophosphate | HBMP | HBMP 56:8 | HBMP 16:0-18:2-22:6 | Show |
| Cardiolipin | CL | CL 70:5 | CL 16:1-18:1-18:1-18:2 | Show |
| Lysocardiolipin | LCL | LCL 56:7 | LCL 16:0-18:1-22:6 | Show |
| Dilysocardiolipin | DLCL | DLCL 38:4 | DLCL 18:0-20:4 | Show |
| Ether-linked phosphatidylcholine | EtherPC | PC 38:4e | PC 18:0e/20:4 | Show |
| Ether-linked phosphatidylethanolamine | EtherPE | PE 38:4e | PE 18:0e/20:4 | Show |
| Oxidized fatty acid | OxFA | OxFA 18:1+1O | OxFA 18:1+1O | Show |
| Oxidized phosphatidylcholine | OxPC | OxPC 38:4+3O | OxPC 18:0-20:4+3O | Show |
| Oxidized phosphatidylethanolamine | OxPE | OxPE 38:4+3O | OxPE 18:0-20:4+3O | Show |
| Oxidized phosphatidylglycerol | OxPG | OxPG 38:4+3O | OxPG 18:0-20:4+3O | Show |
| Oxidized phosphatidylinositol | OxPI | OxPI 38:4+3O | OxPI 18:0-20:4+3O | Show |
| Oxidized phosphatidylserine | OxPS | OxPS 38:4+3O | OxPS 18:0-20:4+3O | Show |
| Phosphatidylmethanol | PMeOH | PMeOH 38:4 | PMeOH 18:0-20:4 | Show |
| Phosphatidylethanol | PEtOH | PEtOH 42:10 | PEtOH 20:4-22:6 | Show |
| Ether-linked oxidized phosphatidylcholine | EtherOxPC | OxPC 38:4e+3O | OxPC 18:0e/20:4+3O | Show |
| Ether-linked oxidized phosphatidylethanolamine | EtherOxPE | OxPE 38:4e+3O | OxPE 18:0e/20:4+3O | Show |
| Sphingomyelin | SM | SM d38:1 | SM d18:1/20:0 | Show |
| Sulfatide | SHexCer | SHexCer d38:1 | SHexCer d18:1/20:0 | Show |
| Ganglioside GM3 | GM3 | GM3 d38:1 | GM3 d18:1/20:0 | Show |
| Ceramide non-hydroxyfatty acid-sphingosine | Cer-NS | Cer-NS d38:1 | Cer-NS d18:1/20:0 | Show |
| Ceramide non-hydroxyfatty acid-dihydrosphingosine | Cer-NDS | Cer-NDS d38:0 | Cer-NDS d18:0/20:0 | Show |
| Ceramide alpha-hydroxy fatty acid-sphingosine | Cer-AS | Cer-AS d38:1 | Cer-AS d18:1/20:0 | Show |
| Ceramide alpha-hydroxy fatty acid-dihydrosphingosine | Cer-ADS | Cer-ADS d38:0 | Cer-ADS d18:0/20:0 | Show |
| Ceramide beta-hydroxy fatty acid-sphingosine | Cer-BS | Cer-BS d38:1 | Cer-BS d18:1/20:0 | Show |
| Ceramide beta-hydroxy fatty acid-dihydrosphingosine | Cer-BDS | Cer-BDS d38:0 | Cer-BDS d18:0/20:0 | Show |
| Ceramide Esterified omega-hydroxy fatty acid-sphingosine | Cer-EOS | Cer-EOS d52:2 | Cer-EOS d18:1/20:1-O-14:0 | Show |
| Ceramide Esterified omega-hydroxy fatty acid-dihydrosphingosine | Cer-EODS | Cer-EODS d52:1 | Cer-EODS d18:0/20:1-O-14:0 | Show |
| Ceramide alpha-hydroxy fatty acid-phytospingosine | Cer-AP | Cer-AP t38:1 | Cer-AP t18:1/20:0 | Show |
| Ceramide non-hydroxyfatty acid-phytospingosine | Cer-NP | Cer-NP t38:1 | Cer-NP t18:1/20:0 | Show |
| Ceramide omega-hydroxy fatty acid-sphingosine | Cer-OS | Cer-OS d38:5 | Cer-OS d18:1/20:4 | Show |
| Ceramide 1-phosphates | CerP | CerP 38:0 | CerP d18:0/20:0 | Show |
| Hexosylceramide non-hydroxyfatty acid-sphingosine | HexCer-NS | HexCer-NS d38:1 | HexCer-NS d18:1/20:0 | Show |
| Dihexosylceramide non-hydroxyfatty acid-sphingosine | HexHexCer_NS | HexHexCer-NS d38:1 | HexHexCer-NS d18:1/20:0 | Show |
| Trihexosylceramide non-hydroxyfatty acid-sphingosine | HexHexHexCer_NS | HexHexHexCer-NS d38:1 | HexHexHexCer-NS d18:1/20:0 | Show |
| Hexosylceramide non-hydroxyfatty acid-dihydrosphingosine | HexCer-NDS | HexCer-NDS d38:0 | HexCer-NDS d18:0/20:0 | Show |
| Hexosylceramide alpha-hydroxy fatty acid-sphingosine | HexCer-AS | HexCer-AS d38:1 | HexCer-AS d18:1/20:0 | Show |
| Hexosylceramide alpha-hydroxy fatty acid-dihydrosphingosine | HexCer-ADS | HexCer-ADS d38:0 | HexCer-ADS d18:0/20:0 | Show |
| Hexosylceramide beta-hydroxy fatty acid-sphingosine | HexCer-BS | HexCer-BS d38:1 | HexCer-BS d18:1/20:0 | Show |
| Hexosylceramide beta-hydroxy fatty acid-dihydrosphingosine | HexCer-BDS | HexCer-BDS d38:0 | HexCer-BDS d18:0/20:0 | Show |
| Hexosylceramide Esterified omega-hydroxy fatty acid-sphingosine | HexCer-EOS | HexCer-EOS d38:1 | HexCer-EOS d18:1/20:1-O-14:0 | Show |
| Hexosylceramide alpha-hydroxy fatty acid-phytospingosine | HexCer-AP | HexCer-AP t38:1 | HexCer-AP t18:1/20:0 | Show |
| Hexosylceramide non-hydroxyfatty acid-phytospingosine | HexCer-NP | HexCer-NP t38:1 | HexCer-NP t18:1/20:0 | Show |
| Sphingosine | Sphingosine | Sphingosine 18:1 | Sphingosine 18:1 | Show |
| Sphinganine | Sphinganine | Sphinganine 18:0 | Sphinganine 18:0 | Show |
| Phytosphingosine | Phytosphingosine | Phytophingosine 18:0 | Phytophingosine 18:0 | Show |
*The nomenclature for lipid class basically follows the definition of this paper.
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