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. 2020 Sep 18;12(4):440–445. doi: 10.1016/j.chmed.2020.05.010

Fig. 4.

Fig. 4

HPLC-DAD/ESI-MS analysis of UGT88B2 enzymatic products using kaempferol (1) as an aglycon acceptor. (A) HPLC chromatogram of 1 and enzyme products 1a1f; (B) MS spectra of 1a1f in negative or positive mode successively; (C) Structures of enzymatic products of 1.