Review of the researches on polysaccharides from Isatis indigatica Fort.

Isatis indigatica Fort. is a known traditional Chinese herb with the polysaccharides as one of the main components.The polysaccharides were found to be one of the factors for the bioactivities of Isatis indigatica Fort.according to the researches.This paper reviewed the publications about the polysaccharides from Isatis indigatica Fort.,including the extraction and purification methods,monosaccharide composition,molecular weight,glycosidic bond,immunomodulatory activities and functional foods. This review may promote the researches on the polysaccharides from the Isatis indigatica Fort..And the polysaccharides from the Isatis indigatica Fort.will surely be used widely in the future.