V2EX gene expression

Gene Expression

Definition 定义

基因表达:指基因中的遗传信息通过转录与翻译等过程被“读取”,从而产生 RNA 或蛋白质,并在细胞中体现出功能与性状的过程。(广义上也包括基因表达水平的高低与调控。)

Pronunciation 发音(IPA)

/din ksprn/

Examples 例句

Gene expression changes when a cell is under stress.
当细胞处于压力状态时,基因表达会发生变化。

By comparing gene expression in healthy and diseased tissues, researchers can identify pathways involved in the illness.
通过比较健康组织与病变组织中的基因表达,研究人员可以找出与疾病相关的生物通路。

Etymology 词源

gene 来自 20 世纪初的科学用词(由丹麦语 gen 进入英语),表示“遗传单位”;expression 源自拉丁语 expressio,原意与“表达、呈现、显现”相关。组合成 gene expression,字面就是“基因被表达/显现出来”,在生物学语境中特指基因信息被转化为功能产物(RNA/蛋白质)的过程。

Related Words 相关词汇

Literary Works 文献与作品中的用例

  • The Gene: An Intimate History(Siddhartha Mukherjee)多处讨论基因如何“被打开/关闭”,以及基因表达与疾病、发育的关系。
  • Molecular Biology of the Cell(Alberts 等)经典教材,系统讲解基因表达机制与调控网络。
  • The Selfish Gene(Richard Dawkins)从进化视角谈基因作用与表型表现,涉及基因“如何通过生物体表现出来”的相关讨论。
  • Nature / Science 等期刊的分子生物学与遗传学论文“gene expression”是高频术语,常用于描述表达谱、差异表达与调控机制。
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