Basic Study
Copyright ©The Author(s) 2021.
World J Gastrointest Oncol. Nov 15, 2021; 13(11): 1725-1740
Published online Nov 15, 2021. doi: 10.4251/wjgo.v13.i11.1725
Figure 1
Figure 1 Finger-print of Shuyu pills. The finger-print of Shuyu pills was determined by high resolution mass spectrometry. A: The 20 pharmaceutical ingredients were labeled according to the chromatographic retention time and their structures were analyzed by mass spectrometry; B: Chemical structure formulae of 20 compounds. Chemical structures and formulae of 20 compounds from PubChem (https://pubchem.ncbi.nlm.nih.gov/), numbered according to the compounds information in Table 1.