Research Article
Urinary Metabolomic Study of Chlorogenic Acid in a Rat Model of Chronic Sleep Deprivation Using Gas Chromatography-Mass Spectrometry
Table 2
Discriminating urinary metabolites of three groups.
| RT (min) | Metabolite | SD versus BP | SD + CGA versus SD | Fold changea | t-test (P) | Fold changea | t-test (P) |
| 5.39 | Lactate | 0.42 | 0.02 | — | — | 5.62 | Glycolic acid | 0.55 | 0.00 | 1.68 | 0.01 | 6.01 | Alanine | 0.59 | 0.03 | — | — | 7.83 | 2-Ethylhydracrylic acid | — | — | 3.21 | 0.00 | 8.87 | Nicotinic acid | 0.31 | 0.04 | — | — | 8.93 | Phenylacetic acid | 0.33 | 0.00 | 4.43 | 0.02 | 9.01 | Glycine | 0.58 | 0.01 | — | — | 9.19 | Pyrocatechol | — | — | 2.71 | 0.05 | 9.32 | Methylsuccinic acid | — | — | 0.57 | 0.01 | 9.56 | 4-Deoxyerythronic acid | 0.36 | 0.05 | — | — | 9.98 | Pipecolic acid | 0.40 | 0.01 | — | — | 10.79 | 2,4-Dihydroxybutanoic acid | 0.58 | 0.05 | — | — | 12.14 | Nicotinamide | 0.44 | 0.00 | 0.48 | 0.05 | 12.25 | Uracil | 0.62 | 0.01 | — | — | 12.56 | Asparagine | — | — | 0.34 | 0.00 | 13.66 | Creatinine | 2.28 | 0.01 | — | — | 13.79 | Threonic acid | 0.53 | 0.01 | — | — | 13.95 | 3-Hydroxybenzoic acid | — | — | 3.14 | 0.00 | 14.32 | Suberic acid | 0.50 | 0.00 | — | — | 17.46 | D-Arabitol | — | — | 0.57 | 0.00 | 17.81 | Putrescine | 0.38 | 0.00 | 2.00 | 0.04 | 19.33 | Azelaic acid | 3.45 | 0.05 | — | — | 19.81 | Protocatechuic acid | 1.63 | 0.03 | — | — | 19.82 | Citrate | 0.42 | 0.00 | — | — | 20.28 | Hippurate | 0.45 | 0.04 | — | — | 20.97 | Fructose | — | — | 0.35 | 0.03 | 21.14 | m-Coumaric acid | — | — | 14.21 | 0.00 | 22.24 | Lysine | 0.46 | 0.03 | — | — | 22.73 | 3,4-Dihydroxyhydrocinnamic acid | 9.48 | 0.02 | 87.95 | 0.02 | 26.08 | trans-Ferulic acid | — | — | 30.35 | 0.01 | 26.30 | Urate | 0.42 | 0.00 | 1.69 | 0.03 | 26.82 | D-Mannose | — | — | 0.51 | 0.03 | 26.96 | Caffeic acid | — | — | 59.50 | 0.01 | 27.43 | 5-Hydroxyindoleacetic acid | — | — | 0.26 | 0.01 | 28.13 | 2-Hydroxyglutarate | — | — | 0.43 | 0.05 | 33.58 | Ascorbic acid | 0.53 | 0.02 | — | — |
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Note: afold change = SD (SD + CGA)/BP (SD); —: unable to be detected.
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