V2EX secretory pathway

Secretory Pathway

释义 Definition

secretory pathway分泌途径/分泌通路。指细胞把蛋白质或脂质等物质从内质网(ER)合成与折叠开始,经高尔基体加工与分拣,再通过囊泡运输送到细胞膜外分泌、或送往特定细胞器(如溶酶体)的整体运输路线。(在细胞生物学里是一个核心概念。)

发音 Pronunciation

/sikrtri pθwe/

例句 Examples

The secretory pathway moves proteins out of the cell.
分泌途径把蛋白质运送到细胞外。

Disruption of the secretory pathway can cause misfolded proteins to accumulate in the endoplasmic reticulum, triggering cellular stress responses.
分泌途径一旦受损,错误折叠的蛋白质可能在内质网中堆积,从而引发细胞的应激反应。

词源 Etymology

secretory 来自 secrete(分泌),其词根可追溯到拉丁语 secretus(“分开、隐藏”之意,引申为“分泌出去/分离出来”);pathwaypath(路径)+ way/em>(道路)构成,合起来表示“通路/路线”。因此 secretory pathway 字面义即“用于分泌的通路”。

相关词 Related Words

文学与经典著作中的用例 Literary Works

  • Alberts et al., Molecular Biology of the Cell(《细胞的分子生物学》):在“膜运输/分泌系统”章节系统讲解 secretory pathway 的步骤与关键分子。
  • Lodish et al., Molecular Cell Biology(《分子细胞生物学》):用该术语描述 ER→Golgi→囊泡→膜/细胞外 的运输与分拣逻辑。
  • George E. Palade 相关经典论文与讲演(细胞超微结构与分泌研究的奠基工作)中,常以“分泌通路/分泌途径”的框架阐释囊泡运输与细胞器分工。
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