V2EX zeaxanthin

Zeaxanthin

释义 Definition

玉米黄质:一种天然存在的类胡萝卜素/叶黄素类(xanthophyll)色素,常见于玉米、辣椒、蛋黄、深绿叶蔬菜等;在人体中主要分布于眼睛黄斑(macula),与视觉健康和抗氧化保护有关。(注:在生物体内常与 lutein 叶黄素一起被讨论。)

发音 Pronunciation (IPA)

/ziznθn/

例句 Examples

Zeaxanthin is found in corn and egg yolks.
玉米黄质存在于玉米和蛋黄中。

Researchers study zeaxanthin because it accumulates in the macula and may help protect the retina from oxidative stress.
研究人员研究玉米黄质,是因为它会在黄斑部位聚集,并可能帮助视网膜抵御氧化应激造成的损伤。

词源 Etymology

zeaxanthin 可拆解理解为 **zea-**(与 Zea 有关,Zea mays 指“玉米”)+ xanthin(来自希腊语 xanthos,意为“黄色”)。整体含义可理解为“与玉米相关的黄色色素”,反映了它作为黄色植物色素的来源与性质。

相关词 Related Words

文献与作品 Literary / Notable Works

  • Campbell Biology(《坎贝尔生物学》):在光合作用与植物色素章节中常提到 xanthophylls,并可能涉及 zeaxanthin 在光保护(如叶黄素循环)中的作用。
  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》):在生物膜、光合系统与相关代谢内容中可能出现对类胡萝卜素/叶黄素类色素(包括 zeaxanthin)的介绍。
  • Principles of Neural Science(《神经科学原理》)及部分视觉科学教材:在视觉系统、黄斑色素与视网膜保护相关内容中可能提及 zeaxanthin。
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