简介：AIMThepreviousworkhasdemonstratedthatthepolysaccharidesofAngelicasinensis(Oliv.)Dielshavesignificantlyantitumoractivityandindicatedthattheactivityisstronglydependentontheirstructures.However,therelationshipsbetweenthestructureandtheactivitiesarestillambiguous.Thus,atpresent,moreeffortsarebeingexpendedinseekingtoisolatethepolysaccharidesfromAngelicasinensis(Oliv.)Diels,measuretheirstructuralfeaturesandantitumoractivities,andelucidatestructure-activityrelationshipsofpolysaccharides.METHODSTherootsofAngelicasinensis(Oliv.)DielswereextractedWithwater,separatedbySephacrylS-400andDEAE-sephadexA-25columnsandfurtherpurifledonSephadexG-100column.
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