V2EX autoradiography

Autoradiography

释义 Definition

自放射显影法/自放射照相法:一种用来检测样品中放射性标记物位置与分布的技术。样品自身发出的辐射会使胶片或成像板感光,从而形成图像(常用于生物化学、分子生物学与材料科学)。

发音 Pronunciation

/toredirfi/

例句 Examples

Autoradiography can show where a radioactive tracer is located in a tissue.
自放射显影法可以显示放射性示踪剂在组织中的位置。

After labeling the DNA with a radioisotope, the researchers used autoradiography to visualize the bands on the gel and compare gene expression levels.
在用放射性同位素标记 DNA 之后,研究人员用自放射显影法观察凝胶上的条带,并比较基因表达水平。

词源 Etymology

由 **auto-**(“自身”)+ **radio-**(“放射/辐射”)+ -graphy(“记录/成像的方法”)构成,字面意思是“由自身放射性来成像/记录”。该词常用于描述放射性标记样品直接在感光介质上形成影像的实验方法。

相关词 Related Words

文献与作品 Notable Works

  • Molecular Biology of the Cell(Bruce Alberts 等):在分子生物学实验与经典技术相关内容中常提及(如核酸/蛋白检测的历史与方法)。
  • Molecular Cloning: A Laboratory Manual(Sambrook & Russell):作为经典实验手册,常在放射性标记与检测步骤中出现该术语。
  • Current Protocols in Molecular Biology:方法学条目中经常出现,用于描述放射性探针与成像检测流程。
  • Lehninger Principles of Biochemistry:在放射性示踪与生物分子检测技术的相关章节/补充阅读中可见该词。
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