At present, about 15 human UGT have been identified, and muc h more knowledge about substrate selectivity of UGT has been reported. However, the study on enzymology of UGT lags behind that of cytochrome P450.

• 目前 ,有 15种人类UGT被确证有活性 ,而且对它们的底物选择性方面有了进一步认识 ,但UGT的酶学研究相对于细胞色素P4 5 0还比较落后 ,有待于进一步提高。