V2EX sepharose

Sepharose

释义 Definition

Sepharose琼脂糖(agarose)基质的色谱填料/树脂(常为微球)的商品名,常用于蛋白质纯化中的亲和层析、凝胶过滤(体积排阻)层析、离子交换层析等(如 Protein A Sepharose)。

发音 Pronunciation

/sfros/

例句 Examples

We packed the column with Sepharose beads.
我们用 Sepharose 微球装填了色谱柱。

After coupling the antibody to activated Sepharose, the lysate was loaded and the target protein was eluted with a low-pH buffer.
将抗体偶联到活化的 Sepharose 上后,把裂解液上柱,并用低 pH 缓冲液洗脱目标蛋白。

词源 Etymology

Sepharose 原为瑞典公司(早期为 Pharmacia,后相关产品线并入 GE/ Cytiva 等)推出的商标名,用于指代以琼脂糖为骨架的色谱介质。“Sepha-”常见于同系列商品名(如 Sephadex, Sephacryl),体现品牌命名体系;并非传统英语词根构成的普通词。

相关词 Related Words

文学与作品 Literary Works

  • Molecular Cloning: A Laboratory Manual(Sambrook & Russell)在蛋白纯化与柱层析相关章节中常出现 Sepharose
  • Antibodies: A Laboratory Manual(Harlow & Lane)常见于亲和纯化(如 Protein A/G 介质)流程描述。
  • Methods in Enzymology(系列丛书,多卷)大量方法学文章会使用并提及 Sepharose 介质与偶联/洗脱步骤。
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