V2EX neuraminidase

Neuraminidase

释义 Definition

神经氨酸酶(neuraminidase):一种酶,能切割细胞表面或病毒/细菌表面糖链末端的唾液酸(sialic acid,也称神经氨酸)残基。它在流感病毒复制与传播中很重要;临床上“神经氨酸酶抑制剂”用于抗流感(如奥司他韦、扎那米韦)。

发音 Pronunciation (IPA)

/njrmnedez/

例句 Examples

Neuraminidase helps influenza viruses spread from cell to cell.
神经氨酸酶帮助流感病毒在细胞之间传播。

Researchers measured neuraminidase activity to evaluate how well the new inhibitor blocks viral release.
研究人员测量神经氨酸酶活性,以评估新的抑制剂阻断病毒释放的效果。

词源 Etymology

该词由三部分构成:neuraminic acid(神经氨酸/唾液酸的一类)+ -id-(表示“相关”)+ -ase(酶的常见后缀),字面意思就是“作用于神经氨酸(唾液酸)的酶”。在生物化学与病毒学语境中使用频繁。

相关词 Related Words

文学作品 Literary Works

该词更常见于科研论文、医学教材与科普写作中,较少出现在传统文学作品里。较知名、面向大众的书籍语境中,常在讨论流感与病毒机制时出现,例如:

  • Richard Preston 的科普/纪实作品中关于病毒与传染病机制的相关章节(提及流感病毒关键蛋白时可能出现该术语)
  • 介绍流感大流行与病毒学的医学科普书籍(如关于1918年流感与现代流感研究的章节中常会出现“neuraminidase”)
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