Research Article

In Vitro Antibacterial Experiments of Qixingjian Decoction and Its Synergistic Interaction with Oxacillin against Clinical Isolates of Methicillin-Resistant Staphylococcus aureus

Table 1

Chemical identification.

No.RT (min)NameFormulaIonCal. m/zMea. m/zError (ppm)MS/MS

11.78UridineC9H12N2O6[M-H]243.0622243.0623.445243.062, 110.0271
24.744ScutellarinC21H18O12[M-H]461.0725461.07334.007461.0733, 285.0403
35.886Luteolin-7-O-β-D-glucuronideC21H18O12[M-H]461.0725461.07313.574461.0731, 285.0398
46.155LuteolinC15H10O6[M-H]285.0404285.03981.528175.0409, 151.0047, 133.0307
56.41Polyphyllin VIC39H62O13[M + H]739.4263739.4256-3.091721.4129, 577.2560
66.708Apigenin 7-O-beta-D-glucuronideC22H20O11[M-H]459.0932459.09332.423459.0933, 268.0372
76.85ScutellareinC15H10O6[M-H]285.0404285.04085.036285.0408, 255.0243
87.007Wogonin 7-O-glucuronideC22H20O11[M-H]459.0932459.09230.244459.0923, 283.0610, 268.0372
98.355ApigeninC15H10O5[M-H]269.0455269.04616.133225.0551, 151.0555