V2EX intercalation

Intercalation

Definition / 释义

(尤指化学、生物)插入;嵌入;夹插:指一个分子、离子或结构单元插入到另一种结构的层间、链间或空隙中。常见于DNA碱基对之间的插入(DNA intercalation)、以及层状材料(如石墨、黏土)层间插层等语境。
(也可泛指“在中间插入某物/某段内容”,但科学语境最常见。)

Pronunciation / 发音

/n.t.kle.n/

Examples / 例句

Intercalation can change the structure of DNA.
插入作用会改变 DNA 的结构。

The drug works by intercalation between base pairs, which can block replication and trigger cell death.
这种药物通过插入到碱基对之间起作用,从而阻断复制并诱发细胞死亡。

Etymology / 词源

来自拉丁语 intercalare,由 inter-(“在……之间”)+ calare(与“宣布/召唤”相关)构成。历史上也用来指把“闰日/闰月”插入到历法中;后来“插入到中间”的含义被扩展到化学与分子生物学等领域,形成今天的科学术语用法。

Related Words / 相关词

Literary Works / 文学作品

  • Molecular Biology of the Cell(Alberts 等):在核酸结构与小分子作用相关章节中讨论 DNA 结合方式(包括 intercalation)。
  • Lehninger Principles of Biochemistry(Nelson & Cox):涉及核酸与药物/染料相互作用时会出现 intercalation(插入作用)的描述。
  • The Double Helix(James D. Watson):作为分子生物学经典叙事作品,相关讨论中常会提及核酸结构与配体作用机制(读者在扩展阅读/注释材料中常见该术语)。
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