V2EX epigenetic

Epigenetic

定义 Definition

epigenetic(表观遗传的):指不改变 DNA 序列、但会影响基因表达(开或关、强或弱)的生物学机制与现象;常与 DNA 甲基化、组蛋白修饰等过程相关。(也可泛指“与表观遗传学有关的”。)

发音 Pronunciation

/pdntk/

例句 Examples

Epigenetic changes can turn certain genes on or off.
表观遗传变化可以让某些基因开启或关闭。

Although the DNA sequence stays the same, epigenetic marks shaped by diet and stress may influence how the body responds over time.
尽管 DNA 序列不变,由饮食和压力等因素塑造的表观遗传“标记”可能会影响身体长期的反应方式。

词源 Etymology

**epi-**(希腊语前缀,意为“在……之上、附加的”)+ genetic(遗传的)。字面含义可理解为“在遗传之上的”,强调在 DNA 序列之上还有一层可调控的“信息”,影响基因如何被表达。

相关词 Related Words

文学与著作 Literary Works

  • The Epigenetics Revolution(Nessa Carey):通俗介绍表观遗传学如何影响健康与疾病。
  • The Epigenetics Cookbook(Alice McGrath & colleagues):面向大众的表观遗传与生活方式科普读物。
  • Epigenetics(C. David Allis, Thomas Jenuwein, Danny Reinberg 等主编):经典教材与参考书,广泛使用“epigenetic/epigenetics”等术语。
  • The Developing Genome: An Introduction to Behavioral Epigenetics(David S. Moore):将“epigenetic”用于解释发展与行为相关的机制。
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