V2EX demyelinate

Demyelinate

释义 Definition

demyelinate(动词):使脱髓鞘;使神经纤维外层的髓鞘(myelin)受损或丧失,从而影响神经信号传导。(常见于神经科学与医学语境;也可作不及物动词指“发生脱髓鞘”。)

发音 Pronunciation (IPA)

/dimalnet/

例句 Examples

Some diseases can demyelinate nerves.
一些疾病会使神经发生脱髓鞘。

In multiple sclerosis, immune cells attack the central nervous system and can demyelinate the myelin sheath, leading to weakness and vision problems.
在多发性硬化中,免疫细胞攻击中枢神经系统,可能破坏髓鞘并造成脱髓鞘,从而引发无力和视力问题。

词源 Etymology

该词由前缀 **de-**(表示“去除、使减少”)+ myelin(“髓鞘/髓磷脂”,源自希腊语 myelos “骨髓/脊髓”相关)+ 动词后缀 -ate(使成为/使发生)构成,字面意思就是“去除髓鞘(使其丧失)”。

相关词 Related Words

文献与著作中的用例 Notable Works

  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯-科特兰病理学基础》)在神经系统病理章节中常讨论“脱髓鞘(demyelinate/demyelination)”相关机制与疾病。
  • Adams and Victor’s Principles of Neurology(《亚当斯与维克托神经学原理》)用于描述脱髓鞘疾病的临床表现与病理过程。
  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)在多发性硬化等疾病叙述中常见该词及相关表达。
  • 期刊论文中高频出现:The LancetNEJMNature Neuroscience 等用于描述免疫、感染或毒性因素如何“demyelinate”神经通路。
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