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在U937单细胞中优化CRISPR介导的FURIN枯竭的功能性和多态效应

Ruiming Chua¹, Lijin Wang², Roshni Singaraja³

¹Program in Cardiovascular and Metabolic Disorders, Duke-NUS Medical School, Singapore 169857, Singapore.

|April 12, 2024

概括

在髓状细胞中抑制FURIN (PCSK3) 对细胞和迁移等功能产生影响. 这项研究提供了关于FURIN的见解.

科学领域:

细胞生物学细胞生物学
分子生物学分子生物学
心血管研究研究心血管研究

背景情况:

蛋白转化酶FURIN (PCSK3) 在各种疾病中发挥作用,包括心血管疾病.
以前的研究表明,FURIN抑制可以减少动脉样硬化斑块,并改变巨细胞的功能.

研究的目的:

为了研究骨髓状细胞中FURIN抑制的细胞机制.
在U937单细胞中建立FURIN淘汰模型以进行功能分析.

主要方法:

优化CRISPR介导的基因删除,用于半双胞胎 (HZ) 和无双胞胎 (NZ) FURIN淘汰赛U937克隆.
利用脂质转移和双导向RNA递送.
在野生类型,HZ和NZ FURIN克隆之间分析了髓状细胞功能的差异.

主要成果:

在单细胞和巨细胞中观察到的功能差异与细胞分裂,脂质积累和迁移有关.
检测到炎症基因表达和细胞因子释放模式的改变.
鉴定了分泌蛋白质组和全基因组转录组的变化.

结论:

骨髓细胞FURIN在与心血管疾病相关的细胞功能中发挥着重要作用.
这些发现为针对心血管疾病的FURIN提供了机制基础.

关键词:

在FURIN蛋白酶中,细胞因子分泌的细胞因子分泌功能测试试验功能测试试验基因编辑基因编辑基因组学就是基因组学.骨髓状细胞是骨髓状细胞的组成部分.

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