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腾讯网
3 天
Science | 外源DNA的生存之道:基因如何适应陌生宿主?
外源DNA的序列组成(如GC含量)决定了其在宿主细胞核中的适应方式。GC含量较高的DNA更容易被宿主转录,并与酵母自身的活跃染色体混合,而AT含量丰富的DNA则倾向于形成紧密的、低活性的染色质结构,并与宿主基因组分隔开 ...
生物通
22 小时
通过基因组学和宏基因组学探索DNA原位降解和博物馆储存
本研究通过对不同储存条件下驯鹿骨骼 DNA 和微生物群落的分析,得出以下重要结论:一是原位保存的骨骼 DNA ...
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