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整合CRISPR/Cas13a和V形PCR用于快速,敏感和特定的CYP2C19基因多态的基因定型

Yunping Wu^1,2, Yi Liu³, Yangyang Chang^1,2

¹School of Environmental Science and Technology, Key Laboratory of Industrial Ecology and Environmental Engineering (Ministry of Education), Dalian University of Technology, Dalian 116024, China.

Analytical chemistry

|June 16, 2023

概括

一个新的"V"形状PCR合CRISPR/Cas13a (VPC) 系统,可快速,灵敏和特定的CYP2C19基因单核酸多态 (SNP) 的基因定型,用于个性化皮多格雷尔治疗.

科学领域:

分子生物学分子生物学
遗传学是一个遗传学.
生物技术是生物技术.

背景情况:

在CYP2C19基因中的单核酸多态性 (SNP) 对克洛皮多格雷尔的药基因组学至关重要.
对于SNP检测,CRISPR/Cas系统具有很高的特异性.
基于PCR的传统方法耗时,阻碍了快速的遗传分析.

研究的目的:

为CYP2C19基因多态化开发一个快速,敏感和特定的基因型系统.
在SNP检测速度方面克服传统PCR的局限性.
证明开发系统的临床适用性.

主要方法:

开发一个"V"形PCR合CRISPR/Cas13a (VPC) 系统.
使用合理编程的crRNA来区分CYP2C19*2,CYP2C19*3和CYP2C19*17的野生类型和突变基因.
使用HPV16和HPV18检测验证系统的通用性.

主要成果:

该VPC系统在45分钟内实现了CYP2C19基因多态的快速基因定型.
获得了10^2副本/μL的检测极限 (LOD).
使用血液样本和口腔抹布在1小时内证明了临床适用性.

结论:

该VPC系统提供了一种快速,灵敏和特定的CYP2C19基因定型方法.
这项技术在个性化医疗中具有潜在的应用,特别是用于克洛皮多格雷尔治疗.
该VPC战略显示出在病原体检测和遗传分析中广泛应用的前景.

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