V2EX deoxycytidine

Deoxycytidine

释义 Definition

脱氧胞苷:一种脱氧核苷,由含氮碱基胞嘧啶(cytosine)脱氧核糖(deoxyribose)组成,是 DNA 的基本组成单位之一(与“脱氧胞苷酸 dCMP”相关)。在生物化学与分子生物学中常见。(该词在更广义上也可涉及其衍生物或相关代谢过程。)

发音 Pronunciation (IPA)

/diksisatdin/

例句 Examples

Deoxycytidine is one of the building blocks of DNA.
脱氧胞苷是 DNA 的基本构建单位之一。

Researchers measured deoxycytidine levels to study how DNA synthesis changes under drug treatment.
研究人员测量脱氧胞苷水平,以研究药物处理下 DNA 合成如何发生变化。

词源 Etymology

deoxy- 表示“去氧的、少一个氧原子”,常用于指与 DNA(脱氧核糖核酸)相关的分子;cytidine 源自 cytosine(胞嘧啶)+ -idine(常见于核苷命名)。合起来强调:这是“与胞嘧啶相关、且糖部分为脱氧核糖的核苷”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》):在核苷/核苷酸与 DNA 结构章节中讨论相关分子。
  • Molecular Biology of the Cell(Alberts,《细胞的分子生物学》):在 DNA 复制与核酸化学基础部分出现。
  • Molecular Biology of the Gene(Watson 等,《基因的分子生物学》):在核酸组成、代谢与复制机制的叙述中出现。
  • 相关科研论文(如 DNA 代谢、核苷类似物药物、表观遗传研究方向)中常作为实验测定或代谢通路成分被提及。
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