V2EX receptor

Receptor

释义 Definition

“Receptor”常指受体:细胞表面或细胞内部的一类蛋白质结构,能与特定分子(如激素、神经递质、药物、气味分子等)结合,从而触发或调节细胞反应。(在某些语境中也可泛指“接收器/感受器”,但最常见于生物医学。)

发音 Pronunciation

/spt/

例句 Examples

The drug binds to a receptor on the cell membrane.
这种药物会与细胞膜上的受体结合。

Researchers found that stress can change how sensitive a receptor is, affecting the body’s response over time.
研究人员发现压力会改变受体的敏感性,从而影响人体随着时间推移的反应。

词源 Etymology

“Receptor”来自拉丁语 recipere(意为“接收、接受”),由 *re-*(回、再)+ capere(抓住、拿取)构成。其核心含义是“接收某种信号或物质的东西”,因此在生理学中用来指“接受并传递信息的受体”。

相关词 Related Words

文学作品 Literary Works

  • Brave New World(Aldous Huxley):作品涉及药理与生理调控的讨论,在相关科学语境中常出现如“receptor”等术语(不同版本用词可能略有差异)。
  • The Selfish Gene(Richard Dawkins):讨论生物学与进化机制时常借用分子生物学语言,相关章节可能出现“receptor”等词汇(取决于版本与引用段落)。
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