V2EX vimentin

Vimentin

释义 Definition

波形蛋白(Vimentin):一种中间丝(intermediate filament)蛋白,属于细胞骨架的重要组成部分,常见于间充质细胞(如成纤维细胞)。在生物医学中,Vimentin 常被用作免疫组化标志物,帮助判断肿瘤是否具有间充质来源或是否发生上皮-间充质转化(EMT)等过程。(该词在不同学科语境中还会延伸到诊断与研究用途。)

发音 Pronunciation (IPA)

/vamn.tn/

例句 Examples

Vimentin is found in many mesenchymal cells.
波形蛋白存在于许多间充质细胞中。

In pathology, vimentin staining can help distinguish certain sarcomas from epithelial tumors, especially when interpreted alongside other markers.
在病理学中,波形蛋白的染色结果可帮助区分某些肉瘤与上皮性肿瘤,尤其是与其他标志物联合解读时。

词源 Etymology

Vimentin 来自拉丁语词根 vimen(意为“枝条、藤条、编织用细枝”),暗示其“丝状/纤维状”的形态特征;后缀 -in 常用于蛋白质命名(如 actin、tubulin),表示其为一种蛋白。

相关词 Related Words

文学/著作中的用例 Notable Works

  • 《Molecular Biology of the Cell》(Alberts 等):在细胞骨架章节讨论中间丝与 Vimentin。
  • 《Robbins and Cotran Pathologic Basis of Disease》:在肿瘤病理与免疫组化标志物相关内容中常提及 Vimentin。
  • 《The Cell: A Molecular Approach》(Cooper & Hausman):介绍细胞骨架系统时包含 Vimentin 与中间丝功能。
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