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生物通
8 天
转座元件 MERVL 通过 TET3 调控氧化损伤小鼠植入前胚胎 DNA 去甲基化 ...
其中,DNA 甲基化作为一种关键的表观遗传修饰,在胚胎发育中起着至关重要的作用。它参与染色体稳定性的维持、基因组印记的调控以及 X 染色体失活等过程。在哺乳动物胚胎发育过程中,基因组会经历两次重要的 DNA 甲基化模式重编程,而合子基因组激活(ZGA)是一个关键的表观遗传重塑过程,涉及全基因组去甲基化、染色质重塑等。 逆转录转座子元件 MERVL 在 2 ...
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