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. 2017 Jan 5;7:39900. doi: 10.1038/srep39900

Figure 9.

Figure 9

Representative HPLC-ESI-MS/MS chromatograms before and BME treatment of 10-NO2-OA metabolites in (a) human and (b) rat urine. Excess BME treatment leads to the complete consumption of electrophilic 10-NO2-OA derivatives as evidenced by the disappearance of precursor peaks from their original retention times (lower panels).