To get high bioactivity and high purity bioactive substances from natural plants is the study hotspot in biology and medicine fields. So far, the bioactive substances from Jiuhua mountain Polygonatum cyrtonema Hua. are not been studied, even though it is edible and medicinal with excellent qualities and mentioned in the same breath with Changbaishan Gensing. The polysaccharide and saponin from Jiuhua mountain Polygonatum cyrtonema Hua. were separated and purified by a continuous process, and the bacteriosta...