V2EX radiolabeling

Radiolabeling

释义 Definition

放射性标记:用放射性同位素把某种分子(如药物、蛋白质、核酸等)“标上标签”,以便在体内或实验体系中追踪其分布、代谢、结合或运输过程(常用于医学成像、药代动力学与生物化学研究)。

发音 Pronunciation (IPA)

/rediolebl/

例句 Examples

Radiolabeling helps scientists track where a drug goes in the body.
放射性标记可以帮助科学家追踪药物在体内的去向。

After radiolabeling the antibody, the researchers quantified its uptake in tumors using PET imaging to evaluate treatment targeting.
在对抗体进行放射性标记后,研究人员利用 PET 成像定量其在肿瘤中的摄取情况,以评估治疗的靶向性。

词源 Etymology

由 **radio-**(“放射性的、无线电的”,此处指“放射性”)+ label(“标签、标记”)+ -ing(名词化,表示过程/行为)构成,字面意思就是“进行放射性标记的过程”。该词常见于核医学与生命科学文献语境中。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Molecular Biology of the Cell(Bruce Alberts 等):在实验方法章节常讨论使用同位素/放射性标记来追踪分子过程。
  • Lehninger Principles of Biochemistry(Nelson & Cox):涉及用放射性标记研究代谢通路与分子转化。
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics:在药代与受体研究相关内容中提及放射性配体/标记用于测定结合与分布。
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