[Research progress on antitumor effects and mechanisms of phellinus].

Phellinus is a kind of rare medicinal fungus that has a variety of physiological activities include anti-cancer, anti-liver fibrosisa, antioxidant and so on. Phellinus contains polysaccharides, steroids, terpenoids, flavonoids, pyrone, furan, alkaloids and other substances. Polysaccharide extracts of phellinus showed obvious antitumor effect and has been a hot research field in recent years. It was also found other extracts of phellinus such as ethyl acetate extract exhibited anticancer activity. Thus, the antitumor effect of different extract, especially the anti-cancer mechanism were discussed in this review.