V2EX lysine

Lysine

释义 Definition

赖氨酸:一种人体必需氨基酸(必需从食物中获得),是蛋白质的重要组成部分,参与组织生长与修复;在营养学中也常指作为补充剂的赖氨酸(如用于改善蛋白质摄入不足等情况)。

发音 Pronunciation (IPA)

/la.sin/

例句 Examples

Lysine is an essential amino acid.
赖氨酸是一种必需氨基酸。

Because lysine is often limited in grains, combining cereals with legumes can improve the overall amino acid balance of a meal.
由于谷物中赖氨酸常常偏低,把谷物与豆类搭配可以改善一餐的整体氨基酸平衡。

词源 Etymology

lysine一词来自早期生物化学命名,源于希腊语词根与“分解/裂解(lysis)”相关的构词背景;赖氨酸最初是在研究蛋白质分解产物时被分离、鉴定的,因此名称与“分解/裂解”的语义传统有关。现代用法主要作为该氨基酸的固定科学名称。

相关词 Related Words

文学与著名作品 Literary / Notable Works

  • Biochemistry(Berg, Tymoczko & Stryer)在氨基酸与蛋白质结构章节中讨论赖氨酸的性质与反应。
  • Lehninger Principles of Biochemistry(Nelson & Cox,《莱宁格生物化学原理》)在必需氨基酸、代谢与蛋白质化学部分多次出现。
  • Molecular Biology of the Cell(Alberts,《细胞的分子生物学》)在蛋白质翻译后修饰与蛋白质结构功能相关内容中涉及赖氨酸(如赖氨酸残基、修饰位点等)。
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