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词汇 fucoxanthin
释义

Definition of fucoxanthin in English:

fucoxanthin

noun ˌfjuːkəˈzanθɪnˌfyo͞okōˈzanTHən
mass nounChemistry
  • A brown carotenoid pigment occurring in and generally characteristic of the brown algae.

    〔化〕岩藻黄质,岩藻黄素,墨角藻黄素

    Example sentencesExamples
    • Unlike the other Chromista, Xanthophyta completely lack the brown pigment fucoxanthin.
    • Haptophytes are often a golden-brown color because of the presence of the yellow-brown accessory pigments, diadinoxanthin and fucoxanthin, a feature they share with other Chromista.
    • Researchers noted a particular compound found in wakame, a carotenoid called fucoxanthin, probably contributed to this effect.
    • Most also contain carotenoid pigments, such as the brown pigment fucoxanthin, that give the cells a yellow, orange, or brown color.
    • However, phaeophytes are not closely related to land plants; their cells contain different pigments, such as chlorophyll c and fucoxanthin.

Origin

Late 19th century: from fucus + xanthin, variant of xanthine.

Definition of fucoxanthin in US English:

fucoxanthin

nounˌfyo͞okōˈzanTHən
Chemistry
  • A brown carotenoid pigment occurring in and generally characteristic of the brown algae.

    〔化〕岩藻黄质,岩藻黄素,墨角藻黄素

    Example sentencesExamples
    • Researchers noted a particular compound found in wakame, a carotenoid called fucoxanthin, probably contributed to this effect.
    • Unlike the other Chromista, Xanthophyta completely lack the brown pigment fucoxanthin.
    • However, phaeophytes are not closely related to land plants; their cells contain different pigments, such as chlorophyll c and fucoxanthin.
    • Haptophytes are often a golden-brown color because of the presence of the yellow-brown accessory pigments, diadinoxanthin and fucoxanthin, a feature they share with other Chromista.
    • Most also contain carotenoid pigments, such as the brown pigment fucoxanthin, that give the cells a yellow, orange, or brown color.

Origin

Late 19th century: from fucus + xanthin, variant of xanthine.

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