V2EX microdissection

Microdissection

Definition / 释义

微切割;显微解剖(术):在显微镜下用精细器械将组织、细胞或染色体的特定部分精确分离出来,用于观察、诊断或分子分析(如DNA/RNA检测)。常见于生物学、病理学与法医学等领域。

Pronunciation / 发音(IPA)

/makrodskn/

Examples / 例句

The technician performed microdissection to isolate a single gland.
技术员进行了显微切割,以分离出一个单独的腺体。

Using laser-capture microdissection, researchers extracted tumor cells from mixed tissue to analyze gene expression more accurately.
研究人员使用激光捕获显微切割从混合组织中提取肿瘤细胞,以更准确地分析基因表达。

Etymology / 词源

由 **micro-**(“微小的、显微的”,源自希腊语 mikros “小”)+ dissection(“解剖、切开”,源自拉丁语 dissecare “切开”)构成,字面意思是“在显微尺度下进行的切开/解剖”,后来特指在显微镜下对微小结构进行精准分离的技术。

Related Words / 相关词汇

Literary Works / 文献与作品中的用例

  • Molecular Cloning: A Laboratory Manual(实验手册中常提及用于样本分离与后续分子检测的微切割相关流程)
  • Current Protocols in Molecular Biology(方法学汇编中出现“microdissection/laser-capture microdissection”等术语)
  • Robbins and Cotran Pathologic Basis of Disease(病理学教材语境下涉及组织取样、诊断相关技术时可见该词)
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