TY - GEN AU - Liu,Hanmao AU - Liu,Chunhai AU - Yang,Xiaojing AU - Zeng,Songjun AU - Xiong,Yuanqin AU - Xu,Weijian TI - Solid-phase extraction of ursolic acid from herb using beta-cyclodextrin-based molecularly imprinted microspheres SN - 1615-9314 PY - 2009///0122 KW - Adsorption KW - Antineoplastic Agents, Phytogenic KW - chemistry KW - Chromatography, High Pressure Liquid KW - methods KW - Hydrogen-Ion Concentration KW - Ilex KW - Microspheres KW - Molecular Imprinting KW - Molecular Structure KW - Oleanolic Acid KW - Solid Phase Extraction KW - instrumentation KW - Triterpenes KW - beta-Cyclodextrins KW - Ursolic Acid N1 - Publication Type: Evaluation Study; Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1002/jssc.200800362 ER -