Physician Data Query

Last uploaded: January 31, 2024
Preferred Name

polysaccharide-K

Synonyms

Krestin

Definitions

A protein-bound polysaccharide derived from the mushroom Trametes versicolor (Turkey Tail) with immunoadjuvant and potential antitumor activities. Although its mechanism of action has yet to be fully elucidated, in vitro and in vivo studies indicate that polysaccharide-K induces peripheral blood monocyte secretion of IL-8 and TNF-alpha, induces T cell proliferation, and prevents cyclophosphamide-induced immunosuppression. This agent has also been reported to stimulate macrophages to produce reactive nitrogen intermediates and superoxide anions and to promote apoptosis in the promyelocytic leukemia cell line HL-60. Check for "https://www.cancer.gov/about-cancer/treatment/clinical-trials/intervention/C1204" active clinical trials using this agent. ("http://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C1204" NCI Thesaurus)

ID

http://purl.bioontology.org/ontology/PDQ/CDR0000039574

altLabel

Krestin

PSK

cui

C1962943

C0072522

Date last modified

2009-12-15

definition

A protein-bound polysaccharide derived from the mushroom Trametes versicolor (Turkey Tail) with immunoadjuvant and potential antitumor activities. Although its mechanism of action has yet to be fully elucidated, in vitro and in vivo studies indicate that polysaccharide-K induces peripheral blood monocyte secretion of IL-8 and TNF-alpha, induces T cell proliferation, and prevents cyclophosphamide-induced immunosuppression. This agent has also been reported to stimulate macrophages to produce reactive nitrogen intermediates and superoxide anions and to promote apoptosis in the promyelocytic leukemia cell line HL-60. Check for "https://www.cancer.gov/about-cancer/treatment/clinical-trials/intervention/C1204" active clinical trials using this agent. ("http://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI%20Thesaurus&code=C1204" NCI Thesaurus)

Legacy PDQ ID

2228

LT

TRD

NCI ID

C1204

notation

CDR0000039574

ORIG STY

Drug/agent

prefLabel

polysaccharide-K

tui

T109

T129

T121

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