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生物医学科技前线 生物医学科技前线 @sci_feed · 652 subscribers
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3D地图震惊：DNA在生命“开启”之前已经有了结构
科学家长期认为受精卵的DNA最初是无形的，直到胚胎激活基因才会组织起来。但新研究显示，基因组在胚胎激活之前就已经在三维空间内有着精心布局。通过一种称为Pico-C的强大新方法，研究人员以前所未有的细节捕捉到了DNA的这一隐藏结构，显示…
来源: ScienceDaily ｜ 阅读全文
发布时间: 2026-02-27 19:18 GMT+8（北京时间）
#DNA #基因组 #胚胎 #基因激活 #PicoC
ScienceDaily Stunning 3D maps reveal DNA is structured before life “switches on” For decades, scientists believed a fertilized egg’s DNA began as a shapeless mass, only organizing itself once the embryo switched on its genes. But new research reveals that the genome is already carefully arranged in three dimensions long before that critical…
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