metabolite_name ut1 ut2 ut3 ut4 ut5 tx1 tx2 tx3 tx4 tx5 Lactate 41.94 46.29 36.76 40.93 39.02 21.16 16.53 15.44 18.54 14.91 Pyruvate 0.55 0.75 0.60 0.43 0.37 0.12 0.25 0.16 0.33 0.19 _3_HBA \N \N \N \N \N \N \N \N \N \N Succinate 1.18 1.32 0.79 1.06 1.10 0.37 0.21 0.17 0.21 0.18 Fumarate 0.33 0.29 0.36 0.47 0.49 0.21 0.22 0.17 0.20 0.18 Malate 4.91 4.77 3.88 4.70 4.71 2.15 2.02 1.66 1.97 1.70 a-KG 1.37 1.53 1.67 1.80 1.62 0.60 0.47 0.34 0.33 0.46 Citrate 3.41 1.85 3.41 3.42 3.42 1.66 \N \N 1.75 1.43 metabolite_name retention index quantified m/z PubChem ID KEGG ID Lactate 3.98 196.1 107689 Pyruvate 6.68 299.1 1060 _3_HBA 4.21 210.1 441 Succinate 5.44 329.1 1110 Fumarate 5.59 327.1 444972 Malate 5.28 345.1 525 a-KG 6.59 462.2 164533 Citrate 5.95 508.25 311