作者: Sung-Uk Kim , Eui-Il Hwang , Ji-Youn Nam , Kwang-Hee Son , Song-Hae Bok
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摘要: Two flavonoids, (+/-)-catechin and (-)-epicatechin, were isolated from the stem bark of Taxus cuspidata by monitoring chitin synthase II inhibitory activity. The compounds inhibit with an IC50 15 29 micrograms/ml, respectively appear to be selective for II. They did not III.