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.
〔化〕槲皮苷，栎皮酮
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.

Definition of quercetin in US English:

quercetin

nounˈkwərsədinˈkwərsədɪn

Chemistry

A yellow crystalline pigment present in plants, used as a food supplement to reduce allergic responses or boost immunity.
〔化〕槲皮苷，栎皮酮
A flavone derivative; chemical formula: C₁₅H₁₀O₇
Example sentencesExamples
- Green, red, and purple grapes all contain important plant chemicals, like quercetin and catechins.
- Tomatoes provide two valuable phytochemicals: the carotenoid lycopene and the flavonoid quercetin.
- This reduction of quercetin potentially gives QC the same anticancer effects of quercetin with the hydrophilic effect of a chalcone.
- 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.

Origin

Mid 19th century: probably from Latin quercetum ‘oak grove’ (from quercus ‘oak’) + -in.

词汇	quercetin
释义	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. 〔化〕槲皮苷，栎皮酮 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. Definition of quercetin in US English: quercetin nounˈkwərsədinˈkwərsədɪn Chemistry A yellow crystalline pigment present in plants, used as a food supplement to reduce allergic responses or boost immunity. 〔化〕槲皮苷，栎皮酮 A flavone derivative; chemical formula: C₁₅H₁₀O₇ Example sentencesExamples Green, red, and purple grapes all contain important plant chemicals, like quercetin and catechins. Tomatoes provide two valuable phytochemicals: the carotenoid lycopene and the flavonoid quercetin. This reduction of quercetin potentially gives QC the same anticancer effects of quercetin with the hydrophilic effect of a chalcone. 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. Origin Mid 19th century: probably from Latin quercetum ‘oak grove’ (from quercus ‘oak’) + -in.
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