V2EX misfolding

Misfolding

释义 Definition

misfolding:指“错误折叠”;常用于生物学语境,表示蛋白质(或核酸等)没有形成正常的三维结构,可能导致功能丧失、聚集,甚至引发疾病(如某些神经退行性疾病)。在非生物语境中也可指纸张、织物等“折错了”。

发音 Pronunciation (IPA)

/msfold/

例句 Examples

Protein misfolding can lead to serious disease.
蛋白质错误折叠可能导致严重疾病。

Under cellular stress, misfolding increases and can trigger protein aggregation that overwhelms the cell’s quality-control systems.
在细胞压力下,错误折叠会增加,并可能触发蛋白质聚集,从而压垮细胞的质量控制系统。

词源 Etymology

由前缀 **mis-**(“错误地、做坏了”)+ fold(“折叠”)+ -ing(名词化/动名词后缀)构成,字面意思就是“折叠错误的过程/状态”。在现代生命科学中,该词被广泛用于描述蛋白质结构形成过程中的偏差。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Molecular Biology of the Cell(Alberts 等):在蛋白质稳态、伴侣蛋白与错误折叠相关章节中常见该术语。
  • Lehninger Principles of Biochemistry(Nelson & Cox):讨论蛋白质结构、变性与折叠错误时会使用 misfolding
  • Principles of Neural Science(Kandel 等):涉及神经退行性疾病机制(如异常蛋白聚集)时常出现与 misfolding 相关的表述。
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