Definition of quercetin in English:
quercetin
noun ˈkwəːsɪtɪnˈkwərsədɪn
mass nounChemistry A yellow crystalline pigment present in plants, used as a food supplement to reduce allergic responses or boost immunity.
A flavone derivative; chemical formula: C₁₅H₁₀O₇
Example sentencesExamples
- In a Japanese study of mast cells from nasal mucosa of individuals with perennial allergic rhinitis, quercetin significantly inhibited antigen-stimulated histamine release.
- Due to the poor bioavailability of quercetin, this author utilizes a water-soluble quercetin analogue - quercetin chalcone.
- This reduction of quercetin potentially gives QC the same anticancer effects of quercetin with the hydrophilic effect of a chalcone.
- Tomatoes provide two valuable phytochemicals: the carotenoid lycopene and the flavonoid quercetin.
- Green, red, and purple grapes all contain important plant chemicals, like quercetin and catechins.
Origin
Mid 19th century: probably from Latin quercetum 'oak grove' (from quercus 'oak') + -in1.