After purification of liquid partition and column chromatography, we found that the major inhibitive activity of AHM came from the medium polar part of its ethyl acetate fraction.

• 进一步以液相分配层析法与矽胶管柱层析法将薏苡壳甲醇萃取物纯化，发现其抑制活性来自于乙酸乙酯区分层之中极性部分；