Inonotus obliquus (Pers.:Fr.) Pilat is well known as one of the most popular medicinal species for its therapeutic effect, which is a white rot fungus belonging to the family Hymenochaetacea. It is mainly found at Changbai Mountain and Heilong River in China.The polysaccharide distilled from I. obliquus has the functions of immunomodulation, anti-tumor, antioxidant and anti-inflammation and has no poisonous effect. But the studies on polysaccharides from Inonotus obliquus have focused on crude polysaccharid...