V2EX death receptor

Death Receptor

释义 Definition

死亡受体:一种位于细胞膜上的受体蛋白,能在与特定配体(如 FasL、TNF、TRAIL 等)结合后,启动细胞内信号通路,引发细胞凋亡(程序性细胞死亡)。常见于免疫调控、组织稳态与疾病研究(如癌症、自身免疫病)。

发音 Pronunciation (IPA)

/dθ rsptr/

例句 Examples

Death receptors help the body remove damaged cells.
死亡受体帮助身体清除受损细胞。

When a ligand binds to a death receptor, it can activate a caspase cascade that leads to apoptosis.
当配体与死亡受体结合时,可能会激活半胱天冬酶级联反应,从而引发细胞凋亡。

词源 Etymology

death receptor”由 death(死亡) + receptor(受体)构成,是现代生物医学语境中的复合术语。receptor 源自拉丁语 recipere(意为“接受、接收”),强调“接收信号/分子并触发反应”的功能;加上 death 表明其典型结果与细胞死亡信号通路相关。

相关词 Related Words

文学与著作举例 Literary Works

  • 《Molecular Biology of the Cell》(Molecular Biology of the Cell,Alberts 等):在细胞凋亡章节中讨论死亡受体及外源性凋亡通路。
  • 《Essential Cell Biology》(Essential Cell Biology,Alberts 等):以教学性语言介绍死亡受体触发凋亡的基本机制。
  • 《Janeway’s Immunobiology》(Janeway’s Immunobiology):在免疫调控与细胞死亡相关内容中提及 Fas 等死亡受体系统。
  • Hanahan & Weinberg, “Hallmarks of Cancer” 系列综述(Cell 期刊):讨论癌细胞逃避免疫清除与抗凋亡机制时常涉及死亡受体相关通路。
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