V2EX demethylate

Demethylate

释义 Definition

demethylate(动词):去甲基化;指从分子中移除甲基(CH),常见于有机化学反应与生物学中的DNA/蛋白质表观遗传修饰(去甲基化)过程。(也可泛指“使……失去甲基”)

发音 Pronunciation (IPA)

/dimθlet/

例句 Examples

The enzyme can demethylate DNA.
这种酶可以使 DNA 去甲基化。

Scientists are trying to demethylate specific regions of the genome to reactivate silenced genes without affecting the rest of the cell.
科学家正尝试对基因组的特定区域进行去甲基化,以在不影响细胞其他部分的情况下重新激活被沉默的基因。

词源 Etymology

由前缀 **de-**(表示“去除、相反”)+ methyl(“甲基”)+ 动词后缀 -ate 构成,字面意思就是“去除甲基”。该词多用于化学与分子生物学语境,尤其与“甲基化/去甲基化”这对概念并用。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Molecular Biology of the Cell(《细胞的分子生物学》)在表观遗传调控部分讨论 DNA 甲基化与去甲基化过程,常出现 demethylate/demethylation 等表述。
  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)在代谢与酶促反应相关章节会涉及“去甲基化(demethylate)/去甲基化酶”的概念。
  • Epigenetics(Allis 等编,《表观遗传学》)系统论述染色质修饰与 DNA 甲基化动态变化,包含 demethylate 在内的专业用语。
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