V2EX anthocyanidin

Anthocyanidin

释义 Definition

花青素苷元;花青素元:一类存在于植物中的天然色素骨架(属于黄酮类/多酚类化合物),通常呈红、紫、蓝等颜色。它是花青素(anthocyanin)去掉糖基后的“非糖”部分(aglycone);在不同酸碱度与结构取代基影响下,颜色会变化。(该词在化学与植物学语境最常见;在其他领域较少使用。)

发音 Pronunciation (IPA)

/nθosandn/

例句 Examples

Anthocyanidins give many berries their deep purple color.
花青素苷元赋予许多浆果深紫色的颜色。

Researchers measured anthocyanidin levels to compare how different light conditions affect leaf pigmentation and antioxidant activity.
研究人员测量花青素苷元含量,以比较不同光照条件如何影响叶片着色和抗氧化活性。

词源 Etymology

anthocyanidin 来自 anthocyanin(花青素)这一词族:

  • antho- 源自希腊语 anthos(花)
  • cyan- 源自希腊语 kyanos(深蓝色)
  • -idin 为化学命名中常见的后缀之一,用于表示某类相关化合物
    整体指“与花的蓝紫色素相关的一类化合物(的核心结构)”。

相关词 Related Words

文献与著作中的用例 Literary / Notable Works

  • Flavonoids: Chemistry, Biochemistry and Applications(Andersen & Markham 编):在讨论花青素与其苷元(anthocyanidins)的结构、颜色与稳定性时频繁出现。
  • Plant Pigments and Their Manipulation(相关植物色素研究文集/专著):用于描述叶、花与果实中的花色素体系,常提到 anthocyanidin 与 anthocyanin 的区别。
  • Introduction to Plant Biochemistry / 植物生物化学类教材:在“次生代谢物”“黄酮合成途径”章节中常以 anthocyanidin 作为花青素代谢的关键术语出现。
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