V2EX transgene

Transgene

Definition / 释义

转基因(外源基因):通过基因工程手段人为导入某个生物体基因组中的基因(常来自同种或异种生物),用于赋予新性状或研究基因功能。注:在不同语境中也可泛指“被转入并表达的那段基因”。

Pronunciation / 发音

/trnz.din/

Examples / 例句

The transgene makes the plants resistant to insects.
该转基因使植物具有抗虫性。

Researchers confirmed that the transgene was expressed only in the target tissue, reducing unintended effects.
研究人员证实该转基因只在目标组织中表达,从而降低了非预期影响。

Etymology / 词源

由前缀 trans-(“跨越、转移、穿过”)+ gene(“基因”)构成,字面意思是“跨物种/跨个体转移的基因”。该词多用于分子生物学与生物技术语境,常与“transgenic(转基因的)”并用。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Molecular Cloning: A Laboratory Manual(《分子克隆:实验室手册》)在基因构建、载体与导入实验的讨论中常使用 transgene
  • Principles of Gene Manipulation and Genomics(《基因操作与基因组学原理》)介绍转基因技术与转基因产物评估时使用该词。
  • Plant Biotechnology and Genetics: Principles, Techniques, and Applications(《植物生物技术与遗传学:原理、技术与应用》)在转基因植物性状改良与表达分析章节中出现 transgene
  • A Primer of Genome Science(《基因组科学导论》)讲解基因导入、表达与表型关系时使用该词。
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