Preferred Name

Quercetin

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C792

ALT_DEFINITION

A kaempferol with a hydroxyl group at C-3'.

CAS_Registry

117-39-5

CHEBI_ID

CHEBI:16243

Chemical_Formula

C15H10O7

code

C792

Concept_In_Subset

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C116977

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C173381

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C63923

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C173383

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C176424

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C116978

Contributing_Source

CRCH

CTRP

FDA

DEFINITION

A polyphenolic flavonoid with potential chemopreventive activity. Quercetin, ubiquitous in plant food sources and a major bioflavonoid in the human diet, may produce antiproliferative effects resulting from the modulation of either EGFR or estrogen-receptor mediated signal transduction pathways. Although the mechanism of action of action is not fully known, the following effects have been described with this agent in vitro: decreased expression of mutant p53 protein and p21-ras oncogene, induction of cell cycle arrest at the G1 phase and inhibition of heat shock protein synthesis. This compound also demonstrates synergy and reversal of the multidrug resistance phenotype, when combined with chemotherapeutic drugs, in vitro. Quercetin also produces anti-inflammatory and anti-allergy effects mediated through the inhibition of the lipoxygenase and cyclooxygenase pathways, thereby preventing the production of pro-inflammatory mediators.

Display_Name

Quercetin

FDA_UNII_Code

9IKM0I5T1E

FULL_SYN

2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one

3,3',4',5,7-Pentahydroxyflavone

Quercetin

2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-chromen-4-one

QUERCETIN

C.I. Natural Yellow 10

label

Quercetin

Legacy Concept Name

Quercetin

NCI_Drug_Dictionary_ID

43114

NSC Number

9219

PDQ_Closed_Trial_Search_ID

43114

PDQ_Open_Trial_Search_ID

43114

Preferred_Name

Quercetin

prefixIRI

Thesaurus:C792

prefLabel

Quercetin

Semantic_Type

Pharmacologic Substance

Organic Chemical

UMLS_CUI

C0034392

Unit

mg

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C68456

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http://purl.bioontology.org/ontology/MESH/D011794 Medical Subject Headings / 医学主题词表 LOOM
http://purl.obolibrary.org/obo/CHEBI_16243 Chemical Entities of Biological Interest Ontology / 生物相关的化学实体本体 LOOM
http://purl.obolibrary.org/obo/CHEBI_16243 The Drug Ontology / 药物本体 LOOM
http://purl.obolibrary.org/obo/CHEBI_16243 Coronavirus Infectious Disease Ontology / 冠状病毒感染性疾病本体 LOOM
http://purl.obolibrary.org/obo/CHEBI_16243 Experimental Factor Ontology / 实验性因素本体 LOOM