Ganoderma tsugae-proteoglycan mixture and its preparing method and use

FIP-gts of the present invention discloses a proteoglycan preparation method and application mixtures thereof, mixtures of polysaccharides FIP-gts of the present invention, a molecular weight of 6000-1.2 KDa, the method comprising the steps of a substance obtained: 1) tsugae Ganoderma lucidum was pulverized defatted with alcohol to give the dregs; 2) dregs deionized water extraction, collecting the extract; 3) the extracts were precipitated with alcohol; microfiltration dissolved in water 4) precipitate; 5 ) the filtrate obtained after ultrafiltration the filtrate 80KD with 3KD membrane ultrafiltration, membrane retentate after DEAE-Cellulose chromatography proteoglycan obtained mixture was purified product. FIP-gts of the present invention is a mixture of polysaccharides having a significant inhibition of tumor effect and improve immune function, have broad medicinal value.