National Natural Science Foundation of China (Grant No.20432030 and 20872006).
Based on the stability results of Radix hedysari extract, an unstable compound was extracted using acidic methanol and purified by rapid chromatographic methods successfully from Radix hedysari for the first time guid...
supported by the National Natural Sciences Foundation of China (30825044 and 20432030);the Program for Changjiang Scholars and Innovative Research Team in University (IRT0514);the national "973" program of China (2004CB13518906 and 2006CB504701)