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生物谷
1 个月
华人学者本周发表了13篇Cell论文
该研究通过混合结构和序列进化追踪方法,揭示了 RNA 靶向的 CRISPR-Cas13 系统可能起源于一种古老的 RNA 毒素-抗毒素(TA)系统,特别是 AbiF 系统。
生物谷
1 个月
Cell:从细菌毒素到基因剪刀——CRISPR-Cas13的十亿年进化之路
该研究利用灵长类骨骼肌衰老模型,首次揭示了“长寿蛋白” SIRT5 通过促进蛋白激酶 TBK1 的去琥珀酰化修饰,抑制其下游促炎信号通路的激活 ...
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