V2EX membrane trafficking

Membrane Trafficking

定义 Definition

膜运输 / 膜转运:细胞内通过囊泡(vesicles)等方式,在不同细胞膜结构之间(如内质网、 高尔基体、溶酶体、质膜)定向运送蛋白质和脂质的过程;包括内吞(endocytosis)外排/胞吐(exocytosis)等环节。

例句 Examples

Membrane trafficking moves proteins to where they are needed in the cell.
膜运输把蛋白质运送到细胞内需要它们的地方。

Defects in membrane trafficking can disrupt receptor recycling and contribute to neurodegenerative disease.
膜运输的缺陷会干扰受体回收,并可能促成神经退行性疾病的发生。

发音 Pronunciation (IPA)

/mm.bren trf..k/

词源 Etymology

membrane 源自拉丁语 membrāna,意为“薄膜、皮膜”。trafficking 来自 traffic(贸易、往来、运输)加 -ing 构成动作名词;在生物学语境中引申为“(分子/囊泡)在细胞内的运输与调度”。合起来即“细胞膜系统中的运输过程”。

相关词 Relaed Words

文学与著作中的用例 Literary Works

  • Molecular Biology of the Cell(Alberts 等)以“membrane trafficking”系统讲解囊泡运输、分选与膜融合机制。
  • The Cell: A Molecular Approach(Cooper & Hausman)多处使用该术语讨论内吞、外排与细胞器间运输。
  • Cell Biology(Pollard, Earnshaw 等)在细胞器动态与囊泡运输章节中频繁出现。
  • Cellular and Molecular Immunology(Abbas 等)用于解释免疫受体内吞、抗原递呈相关的膜运输过程。
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