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Citation Information


Analytical methods

Comparative study #1
Chromatography GC
Ion source EI
Positive/Negative mode
Mass analyzer TOF
Identification level

Sample information

Comparative study #1
Country US
Specimen tissue
Marker function diagnosis
Participants(Case) Cancer type adenocarcinoma
StageI
Number39
Gender (M,F)15, 24
Mean age (range) (M,F)72.33 ± 8.78
Smoking statussmoker, non-smoker
Participants(Control) Type tumor vs. adjacent normal tissue
Number39.0
Gender (M,F)15, 24
Mean age (range) (M,F)72.33 ± 8.78
Smoking statussmoker, non-smoker

Data processing and metabolite identification

Data processing software BinBase
Database search NIST11, BinBase

Statistics and concentration information

Differential analysis method OPLS-DA
Classification method
Survival analysis method

Metabolites identified in the paper

Metabolite Comparative study Author-emphasized biomarkers Mean concentration (case) Mean concentration (control) Fold change (case/control) P-value FDR VIP
1,5-anhydroglucitol 1.2 0.037
1-hexadecanol 1 0.441
1-monopalmitin 1.1 0.047
1-monostearin 1.2 0.047
238267 trisaccharide 1.6 0.177
2-aminoadipic acid 1.1 0.77
2-hydroxybutanoic acid 1.1 0.178
2-hydroxyglutaric acid 1.7 0.003
2-ketoisocaproic acid 1.2 0.285
2-monoolein 1.1 0.361
2-monopalmitin 1.2 0.129
2-phenylpropanol 1.3 0.052
3-aminoisobutyric acid 1.1 0.275
3-hydroxybutanoic acid 1.1 0.523
3-phenyllactic acid 1.4 0.152
3-phosphoglycerate 2.2 0.001
4-hydroxybutyric acid 1.3 0.004
4-hydroxyproline 1.7 0.47
5,6-dihydrouracil V 2.4 0.00000024
5-aminovaleric acid 1.6 0.313
5'-deoxy-5'-methylthioadenosine V 1.8 0.000065
5-hydroxynorvaline 1.1 0.457
5-methoxytryptamine 1.1 0.725
acetophenone 1.3 0.178
adenine 1.5 0.00037
adenosine 1.3 0.057
adenosine-5-phosphate 2.5 0.001
adipic acid 1.3 0.163
alanine 1.2 0.013
allantoic acid 1.6 0.005
allo-inositol 1.1 0.19
alpha-ketoglutaric acid 1 0.845
alpha-tocopherol V 2.2 0.00000041
aminomalonic acid 1.3 0.03
arabinose 1.3 0.00045
arabitol 1.4 0.003
arachidic acid 3.5 0.136
arachidonic acid 1.5 0.007
ascorbic acid 1.6 0.739
asparagine 1.2 0.18
aspartic acid 1 0.644
azelaic acid 1.2 0.178
behenic acid 1 0.644
benzoic acid 1.1 0.039
beta-alanine 1.1 0.375
biuret 1.6 0.002
capric acid 1.2 0.004
caprylic acid 1.3 0.002
cellobiotol 1.6 0.443
cholesterol 1 0.655
citric acid 1.6 0.007
citrulline 1.5 0.004
conduritol-beta-epoxide 1 0.694
creatinine 1.4 0.011
cysteine 1.6 0.003
cysteine-glycine 1.2 0.097
cystine 1.3 0.178
cytidine-5-diphosphate 1 0.926
cytidine-5-monophosphate 1.8 0.001
digalacturonic acid 1.3 0.47
dihydroabietic acid 1.1 0.873
dihydrosphingosine 1.5 0.00054
dodecane 1.1 0.275
dodecanol 1.3 0.002
eicosenoic acid 1 0.635
erythritol 1 0.81
erythronic acid 1.2 0.048
erythronic acid lactone 1.6 0.006
ethanol phosphate N 1.1 0.837
ethanolamine 1.2 0.17
FAD 1.2 0.092
fructose 1.2 0.562
fructose-1-phosphate 1 0.696
fructose-6-phosphate 1.3 0.193
fucose 1.5 0.008
fumaric acid 1 0.845
galactose-6-phosphate 1.2 0.152
gamma-tocopherol V 1.2 0.01
gluconic acid 2.1 0.00038
glucose V 2 0.00037
glucose-6-phosphate 1.2 0.19
glucuronic acid 1 0.846
glutamic acid 1.4 0.002
glutamine 1.1 0.647
glyceric acid 1.4 0.017
glycerol 1.2 0.019
glycerol-3-galactoside 2.2 0.003
glycerol-alpha-phosphate 1.2 0.231
glycerol-beta-phosphate 1.2 0.201
glycine 1.1 0.202
glycocyamine 1.2 0.392
glycolic acid 1 0.507
guanine 1.1 0.249
guanosine 1 0.845
histidine 1.6 0.012
homoserine 1.1 0.392
hydroxycarbamate 1.1 0.19
hydroxylamine 1.3 0.013
hypoxanthine 1.1 0.386
indole-3-acetate 1.1 0.392
inosine 1.1 0.394
inosine 5'-monophosphate 3.5 0.00085
inositol-4-monophosphate 1.4 0.02
isoheptadecanoic acid (methyl-C16:0) 1.1 0.178
isoleucine 1.2 0.124
isothreonic acid 1.3 0.008
kynurenine 1.3 0.116
lauric acid 1.2 0.035
leucine 1.1 0.377
levoglucosan 1 0.846
linoleic acid 1.1 0.416
lysine 2.7 0.000065
maleimide 1 0.837
malic acid 1.3 0.045
maltose 1.6 0.47
maltotriose 1.7 0.615
mannitol 1.4 0.017
mannose 1.1 0.542
methanolphosphate 1.1 0.204
methionine 1.1 0.405
methionine sulfoxide 1.8 0.045
myo-inositol 1 0.837
myristic acid 1.1 0.084
N-acetyl-D-mannosamine 1.5 0.00033
nicotinamide 1.4 0.006
N-methylalanine 1.1 0.826
octadecane-1,12-diol N 1.1 0.129
octadecanol 2.1 0.38
oleic acid 1.1 0.663
ornithine 1.9 0.0000096
orotic acid 1.2 0.389
oxalic acid 1.1 0.429
oxoproline 1.1 0.094
palmitic acid 1.2 0.027
pantothenic acid 1.1 0.725
pelargonic acid 1.2 0.033
pentadecanoic acid (C15:0) 1.2 0.015
phenylalanine 1.1 0.328
phenylethylamine 1.3 0.51
phenylpyruvic acid 1.1 0.202
phosphoethanolamine 1.4 0.289
phosphoric acid 1.2 0.18
pipecolic acid 1.1 0.123
proline 1.4 0.008
pseudo uridine 1 0.846
putrescine 1.1 0.73
pyrophosphate 1 0.67
quinic acid 1.3 0.02
ribitol 1.8 0.00000066
ribonic acid 1 0.38
ribose 1 0.696
salicylaldehyde 1.1 0.372
serine 1.1 0.758
shikimic acid 1.1 0.845
sorbitol 1.4 0.837
spermidine 1.4 0.002
stearic acid 1.2 0.047
stigmasterol 1 0.954
succinic acid 1.3 0.726
sucrose 1.3 0.313
tagatose 1.3 0.022
taurine 1.3 0.095
threitol 1.1 0.18
threonic acid 1.2 0.648
threonine 1.1 0.291
thymine 1.2 0.306
trans-4-hydroxyproline 1.3 0.008
trehalose 1.7 0.523
triethanolamine 1.4 0.002
tryptophan 1.2 0.837
tyrosine 1.1 0.429
UDP GlcNAc 2.3 0.000022
UDP-glucuronic acid 1.2 0.007
uracil 1.4 0.037
urea 1 0.615
uric acid 1.4 0.019
uridine 1.4 0.002
uridine-5'-monophosphate 1.1 0.555
valine 1 0.846
xanthine V 2.7 0.00038
xanthosine 1.1 0.826
xylitol 1.4 0.00094
Metabolite Comparative study Author-emphasized biomarkers Cutoff value AUROC (95%CI) Sensitivity (%) Specificity (%) Accuracy (%)
1,5-anhydroglucitol
1-hexadecanol
1-monopalmitin
1-monostearin
238267 trisaccharide
2-aminoadipic acid
2-hydroxybutanoic acid
2-hydroxyglutaric acid
2-ketoisocaproic acid
2-monoolein
2-monopalmitin
2-phenylpropanol
3-aminoisobutyric acid
3-hydroxybutanoic acid
3-phenyllactic acid
3-phosphoglycerate
4-hydroxybutyric acid
4-hydroxyproline
5,6-dihydrouracil V
5-aminovaleric acid
5'-deoxy-5'-methylthioadenosine V
5-hydroxynorvaline
5-methoxytryptamine
acetophenone
adenine
adenosine
adenosine-5-phosphate
adipic acid
alanine
allantoic acid
allo-inositol
alpha-ketoglutaric acid
alpha-tocopherol V
aminomalonic acid
arabinose
arabitol
arachidic acid
arachidonic acid
ascorbic acid
asparagine
aspartic acid
azelaic acid
behenic acid
benzoic acid
beta-alanine
biuret
capric acid
caprylic acid
cellobiotol
cholesterol
citric acid
citrulline
conduritol-beta-epoxide
creatinine
cysteine
cysteine-glycine
cystine
cytidine-5-diphosphate
cytidine-5-monophosphate
digalacturonic acid
dihydroabietic acid
dihydrosphingosine
dodecane
dodecanol
eicosenoic acid
erythritol
erythronic acid
erythronic acid lactone
ethanol phosphate N
ethanolamine
FAD
fructose
fructose-1-phosphate
fructose-6-phosphate
fucose
fumaric acid
galactose-6-phosphate
gamma-tocopherol V
gluconic acid
glucose V
glucose-6-phosphate
glucuronic acid
glutamic acid
glutamine
glyceric acid
glycerol
glycerol-3-galactoside
glycerol-alpha-phosphate
glycerol-beta-phosphate
glycine
glycocyamine
glycolic acid
guanine
guanosine
histidine
homoserine
hydroxycarbamate
hydroxylamine
hypoxanthine
indole-3-acetate
inosine
inosine 5'-monophosphate
inositol-4-monophosphate
isoheptadecanoic acid (methyl-C16:0)
isoleucine
isothreonic acid
kynurenine
lauric acid
leucine
levoglucosan
linoleic acid
lysine
maleimide
malic acid
maltose
maltotriose
mannitol
mannose
methanolphosphate
methionine
methionine sulfoxide
myo-inositol
myristic acid
N-acetyl-D-mannosamine
nicotinamide
N-methylalanine
octadecane-1,12-diol N
octadecanol
oleic acid
ornithine
orotic acid
oxalic acid
oxoproline
palmitic acid
pantothenic acid
pelargonic acid
pentadecanoic acid (C15:0)
phenylalanine
phenylethylamine
phenylpyruvic acid
phosphoethanolamine
phosphoric acid
pipecolic acid
proline
pseudo uridine
putrescine
pyrophosphate
quinic acid
ribitol
ribonic acid
ribose
salicylaldehyde
serine
shikimic acid
sorbitol
spermidine
stearic acid
stigmasterol
succinic acid
sucrose
tagatose
taurine
threitol
threonic acid
threonine
thymine
trans-4-hydroxyproline
trehalose
triethanolamine
tryptophan
tyrosine
UDP GlcNAc
UDP-glucuronic acid
uracil
urea
uric acid
uridine
uridine-5'-monophosphate
valine
xanthine V
xanthosine
xylitol

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