Research Article

Chemomics-Integrated Proteomics Analysis of Jie-Geng-Tang to Ameliorate Lipopolysaccharide-Induced Acute Lung Injury in Mice

Table 1

UPLC-DAD/Q-TOF-MS identification of the bioactive constituents in JGT.

Peak number (min)IdentificationModeMS (m/z)Error/ppmMS/MSMonoisotopic massCompositionSource

14.22-(2-Hydroxyphenyl)-succinic acidNeg.209.05091.96209 [M − H]; 165 [M − H − CO2]; 129 [M − H − CO2 − 2H2O];
121 [M − H − 2CO2]
210.0528C10H10O5GU

27.32Liquiritin apioside Pos.551.1744−3.63551 [M + H]+; 419 [M + H − api]+; 257 [M + H − api − glc]+550.1686C26H30O13GU
Neg.549.16578.9549 [M − H]; 417 [M − H − api]; 255 [M − H − api − glc]

37.57LiquiritinPos.419.13351.67419 [M + H]+; 257 [M + H − glc]+418.1264C21H22O9GU
Neg.417.12126.23417 [M − H]; 255 [M − H − glc]

48.36Platycogenic acid ANeg.533.3144.69533 [M − H]534.3193C30H46O8PG

58.97Polygalacic acidPos.505.34378.72505 [M + H]504.3451C30H48O6PG

611.55Licorice-saponin J2Pos.825.4270.24825 [M + H]+; 649 [M + H − glu]+; 455 [M + H − glu − Glu]+824.4194C42H64O16GU
Neg.823.4187.77823 [M − H]; 351 [2 × C6H8O6  − H]; 191 [C6H8O6  − H]

6′11.95Platycodin DPos.1225.59326.641225 [M + H]+1224.5775C57H92O28PG
Neg.1223.57373.271223 [M − H]; 681 [M − C21H34O16]

713.2722-β-Acetoxy-glycyrrhizic acidPos.881.41047.6881 [M + H]+; 705 [M + H − glu]+; 511 [M + H − glu − Glu]+880.4092C44H64O18GU
Neg.879.40959.10879 [M − H]; 351 [2 × C6H8O6  − H]

814.64Licorice-saponin G2Pos.839.41024.41839 [M + H]+; 663 [M + H − glu]+; 469 [M + H − glu − Glu]+838.3987C42H62O17GU
Neg.837.39272.15837 [M − H]; 819 [M − H − H2O]; 351 [2 × C6H8O6  − H]

915.0722-β-Acetoxyl-licorice-saponin C2Neg.863.41422.43863 [M − H]; 351 [2 × C6H8O6  − H]864.4144C44H64O17GU

1015.55Glycyrrhizic acidPos.823.40438.86823 [M + H]+; 647 [M + H − glu]+; 453 [M + H − glu − Glu]+822.4038C42H62O16GU
Neg.821.39832.8821 [M − H]; 351 [2 × C6H8O6 − H]

glc: glucose-H2O; Glu: glucuronide; glu: glucuronide-H2O; api: apiose-H2O.