V2EX hdac

HDAC

定义 Definition

HDAChistone deacetylase(组蛋白去乙酰化酶) 的缩写,指一类参与表观遗传调控的酶,能从组蛋白上移除乙酰基,通常使染色质更紧密,从而影响(常见为降低)基因转录活性。(在不同语境中也可泛指相关通路或“HDAC 抑制剂”研究领域。)

发音 Pronunciation

/et di k/

例句 Examples

HDACs help control how tightly DNA is packed in the cell.
HDAC 有助于调控细胞内 DNA 的压缩紧密程度。

In cancer research, HDAC inhibitors are studied because they can change gene expression patterns and sometimes slow tumor growth.
在癌症研究中,人们研究 HDAC 抑制剂,因为它们能改变基因表达模式,并在某些情况下减缓肿瘤生长。

词源 Etymology

HDAC 来自英文短语 histone deacetylase 的首字母缩写:histone(组蛋白)+ de-(去除)+ acetyl(乙酰基)+ -ase(酶),字面意思就是“把(组蛋白上的)乙酰基去掉的酶”。

相关词 Related Words

文学与著作 Literary Works

  • Molecular Biology of the Cell(Alberts 等,《细胞的分子生物学》)
  • Epigenetics(C. D. Allis 等,表观遗传学教材)
  • The Epigenetics Revolution(Nessa Carey,《表观遗传学革命》)
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