Lutein



[loo-tee-in] /ˈlu ti ɪn/

noun, Biochemistry.
1.
Also called xanthophyll. a yellow-red, water-insoluble, crystalline, carotenoid alcohol, C 40 H 56 O 2 , found in the petals of marigold and certain other flowers, egg yolk, algae, and corpora lutea: used chiefly in the biochemical study of the carotenoids.
2.
a preparation consisting of dried and powdered corpora lutea from hogs.
/ˈluːtɪɪn/
noun
1.
a xanthophyll pigment, occurring in plants, that has a light-absorbing function in photosynthesis

lutein lu·te·in (lōō’tē-ĭn, -tēn’)
n.

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  • Lutein cell

    lutein cell n. A cell of the corpus luteum of the ovary. Also called luteal cell.

  • Luteinization

    [loo-tee-uh-nahyz] /ˈlu ti əˌnaɪz/ verb (used with object), luteinized, luteinizing. 1. to produce corpora lutea in. verb (used without object), luteinized, luteinizing. 2. to undergo transformation into corpora lutea. luteinization lu·te·in·i·za·tion (lōō’tē-ə-nĭ-zā’shən) n. The transformation of the mature ovarian follicle into a corpus luteum. lu’te·in·ize’ (lōō’tē-ə-nīz’) v.



  • Luteinize

    [loo-tee-uh-nahyz] /ˈlu ti əˌnaɪz/ verb (used with object), luteinized, luteinizing. 1. to produce corpora lutea in. verb (used without object), luteinized, luteinizing. 2. to undergo transformation into corpora lutea.

  • Luteinizing-hormone

    noun, Biochemistry. 1. . /ˈluːtɪɪˌnaɪzɪŋ/ noun 1. a gonadotrophic hormone secreted by the anterior lobe of the pituitary gland. In female vertebrates it stimulates ovulation, and in mammals it also induces the conversion of the ruptured follicle into the corpus luteum. In male vertebrates it promotes maturation of the interstitial cells of the testes and […]



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