Immuno-stimulating polysaccharide substance from Phellinus spp. strain and use thereof

摘要

There is disclosed novel Phellinus linteus Yoo. This mushroom is identified as novel as analyzed by restriction fragment length polymorphism and by microbiological features. A polysaccharide substance isolated from the fruiting bodies or mycelia the strain and other Phellinus spp. has an anticancer activity by inciting the cytotoxicity of T-cells and the antibody forming potency of B-cells. Also, the polysaccharide substance shows a potent activity against cancer metastasis. The polysaccharide substance, which can stimulate the immunity of the body, may be effective in the prophylaxis and treatment of immune-related diseases, such as cancers and AIDS, and in the study on the basic mechanism of the diseases.