V2EX antibody

Antibody

定义 Definition

antibody抗体;由免疫系统(主要是B细胞/浆细胞)产生的蛋白质,能特异性识别并结合抗原(如病毒、细菌或毒素),从而中和病原体或标记其被清除。(在医学与生物学语境最常用;也可指“抗体检测中的抗体”。)

发音 Pronunciation

/ntibdi/

例句 Examples

Antibodies help protect your body from infection.
抗体帮助保护你的身体免受感染。

After vaccination, the body produces antibodies that can recognize the virus and reduce the risk of severe disease.
接种疫苗后,身体会产生能够识别病毒的抗体,从而降低重症风险。

词源 Etymology

anti- 表示“反对、对抗”,body 在早期科学用语中可指“物质/实体”。“antibody”字面意思是“对抗(病原)之物”,用于描述免疫系统中能与抗原特异结合、起防御作用的蛋白质。该词在免疫学发展(19世纪末20世纪初)过程中逐渐固定为现代意义的“抗体”。

相关词 Related Words

文学作品与重要著作 Literary Works

  • 《The Immune System: A Very Short Introduction》(By Peter Medawar & Azra Raza 等版本/相关入门系列):以通俗方式讲解免疫系统,常讨论“antibody/antibodies”等核心概念。
  • 《Janeway’s Immunobiology》(免疫学经典教材):系统阐述抗体结构、产生与功能,是学术写作中高频出现“antibody”的代表性著作。
  • 《Cell》/《Nature》/《Science》 等顶级期刊的免疫学论文:在疫苗、感染与免疫治疗研究中频繁出现该词。
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