V2EX glycoside

Glycoside

Definition / 定义

糖苷:一种有机化合物,由糖基(glycone)非糖部分(苷元/配基,aglycone)通过糖苷键连接而成。常见于植物天然产物(如强心苷、皂苷、黄酮苷等);水解后可生成糖和苷元。(另有少见的专门用法,通常以生物化学/药学中的这一义项最常见。)

Pronunciation / 发音

/laksad/

Examples / 例句

Many plants contain glycosides.
许多植物都含有糖苷。

Cardiac glycosides, such as digoxin, can increase the strength of heart contractions but must be used carefully.
强心苷(如地高辛)能增强心肌收缩力,但必须谨慎使用。

Etymology / 词源

glycoside 由 **glyco-**(源自希腊语 glukus,意为“甜的”,引申为“糖”)+ -side(化学命名中常用的后缀,表示某类化合物/衍生物)构成,字面含义可理解为“与糖相关的化合物(糖的衍生结合物)”。

Related Words / 相关词

Literary Works / 文献作品

  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》)中在糖类与糖苷键相关章节会系统讨论 glycoside/glycosidic 概念。
  • Harper’s Illustrated Biochemistry(《哈珀图解生物化学》)中常以糖苷与糖苷键为例解释糖类衍生物。
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼-吉尔曼治疗学的药理学基础》)在强心苷等药物章节中频繁出现 glycoside(如 cardiac glycosides)。
  • Trease and Evans’ Pharmacognosy(《特里斯与埃文斯生药学》)在天然产物部分常讨论多类植物糖苷及其鉴别与作用。
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