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EurekAlert!
2 年
H3K27me3修饰区域低DNA甲基化的调控机制
染色质上发生在DNA中C碱基上的甲基化和发生在组蛋白上的H3K27me3修饰是两种主要的控制基因沉默的表观遗传机制。这两种修饰在基因组中的分布是 ...
EurekAlert!
7 个月
H3K27me3和H3K36me3在冬小麦春化响应、维持和重置过程中的不同作用
研究发现,小麦春化调控的主效基因VRN1以不同的模式受到抑制性组蛋白修饰H3K27me3和激活性组蛋白修饰H3K36me3的调控。通过CRISPR技术,研究人员创制 ...
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