V2EX denature

Denature

释义 Definition

denature(动词):使(蛋白质或DNA等)变性,即在加热、酸碱、酒精等作用下改变其天然结构,从而通常失去原有功能。也常指给酒精中加入杂质使其变性(不可饮用)

发音 Pronunciation

/dinetr/

例句 Examples

Heat can denature proteins.
加热会使蛋白质变性。

If the enzyme is denatured by acid, it may no longer catalyze the reaction efficiently.
如果酶被酸使其变性,它可能就无法高效催化该反应。

词源 Etymology

来自 **de-**(表示“去除、逆转”)+ nature(“自然、本性”),字面义为“去掉其天然状态/本性”。在生物化学中引申为“破坏生物大分子的天然构象”;在化工语境中也用于“使酒精变性、不可饮用”。

相关词 Related Words

文学与著作 Literary Works

  • 《Molecular Biology of the Cell》(Alberts 等):讨论蛋白质在热、盐、化学试剂作用下的变性。
  • 《Lehninger Principles of Biochemistry》(Nelson & Cox):系统讲解蛋白质结构与“denaturation(变性)”概念。
  • 《The Double Helix》(James D. Watson):涉及DNA相关实验语境中常见的“denature/denaturation(变性/解链)”表述。
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