V2EX neutralizing antibody

Neutralizing Antibody

释义 Definition

中和抗体:一种能阻止病毒或毒素进入细胞、或直接抑制其感染/毒性作用的抗体。它通常通过结合病原体表面的关键位点(如病毒刺突蛋白的受体结合区域)来“中和”其功能。(在免疫学中还存在其他类型抗体,如结合抗体、促进吞噬的调理抗体等。)

发音 Pronunciation (IPA)

/nutrlaz ntbdi/

例句 Examples

Vaccination can induce neutralizing antibodies.
疫苗接种可以诱导产生中和抗体。

Researchers measured neutralizing antibody titers to evaluate how well the new variant could escape immunity.
研究人员通过测量中和抗体滴度来评估新变异株逃逸免疫的能力。

词源 Etymology

neutralize 来自“使……中和/失去作用”,在免疫学语境中指让病原体“失去感染能力”;antibody 源于“anti-(反对)+ body(体)”,指机体产生、用于识别并对抗外来物质的蛋白。合起来 neutralizing antibody 就是“能使病原体失去作用的抗体”。

相关词 Related Words

文献与著作 Notable Works

  • Janeway’s Immunobiology(经典免疫学教材,讨论抗体“中和”机制与实验测定)
  • Kuby Immunology(系统讲解中和抗体、滴度与免疫保护关联)
  • Harrison’s Principles of Internal Medicine(临床内科学权威教材,涉及感染性疾病中的中和抗体与免疫保护)
  • 发表在 NatureScienceThe New England Journal of Medicine 等期刊的大量疫苗与病毒学研究论文中常见该术语(如 HIV、流感、SARS-CoV-2 相关中和实验与保护性分析)
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