V2EX endoplasmic-reticulum

Endoplasmic Reticulum

释义 Definition

内质网:真核细胞内由膜构成的网状细胞器系统,主要参与蛋白质的合成与折叠、脂质合成、物质运输等。常分为粗面内质网(表面附着核糖体,偏蛋白质相关)与滑面内质网(无核糖体,偏脂质代谢与解毒等)。此外还有其他较少见的用法。

发音 Pronunciation (IPA)

/ndoplzmk rtkjlm/

例句 Examples

The endoplasmic reticulum helps transport proteins.
内质网有助于运输蛋白质。

In pancreatic cells, the rough endoplasmic reticulum is extensive because these cells produce large amounts of digestive enzymes for secretion.
在胰腺细胞中,粗面内质网非常发达,因为这些细胞会大量产生并分泌消化酶。

词源 Etymology

endoplasmic 来自希腊语前缀 endo-(“在内”)与 plasma(“形成之物、塑形的物质”)的组合;reticulum 源自拉丁语 reticulum(“小网”),来自 rete(“网”)。体含义直观地对应“细胞内部的网状结构”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • 《Molecular Biology of the Cell》(Alberts 等):在细胞器章节中系统讨论内质网的结构、蛋白质折叠与分泌途径。
  • 《The Cell: A Molecular Approach》(Cooper & Hausman):介绍粗面/滑面内质网的功能分工与细胞内膜系统。
  • 《Campbell Biology》(Urry 等):在真核细胞结构与细胞器部分多次出现该术语并配有示意图讲解。
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