polysaccharide krestin

polysaccharide krestin (PSK) (pˈ·lē·saˑ·k·rīd kresˑ·tin),

n polysaccharide used in cancer treatment. PSK consists primarily of glucan with tightly bound protein extracted from the mushroom
Coriolus versicolor, (f. Basidiomycetes).
References in periodicals archive ?
Polysaccharide Krestin (PSK), a similar compound to PSP, was isolated from CM-101 strain of Coriolus versicolor significantly extended the 5-year survival rates of patients with different types of cancer in Japan (Go and Chung 1989; Mitomi et al.
A similar compound to PSP, Polysaccharide Krestin (PSK), isolated from CM-101 strain of Coriolus versicolor, has also been shown to significantly extend the 5-year survival rates of patients with cancer in the stomach (Kodama et al.