高效诱导拟南芥 CRISPR-Kill 介导的细胞消融的方案。

Protocol to efficiently induce CRISPR-Kill-mediated cell ablation in Arabidopsis thaliana.

机构信息

Joseph Gottlieb Kölreuter Institute for Plant Sciences (JKIP) - Molecular Biology, Karlsruhe Institute of Technology (KIT), 76131 Karlsruhe, Germany.

Centre for Plant Molecular Biology (ZMBP), Plant Biochemistry, Eberhard-Karls-University Tübingen, 72076 Tübingen, Germany.

出版信息

STAR Protoc. 2024 Jun 21;5(2):103072. doi: 10.1016/j.xpro.2024.103072. Epub 2024 May 19.

Abstract

The CRISPR-Kill system enables targeted cell ablation by inducing multiple double-strand breaks in evolutionarily conserved repetitive genomic regions. Here, we present a protocol for the application of the CRISPR-Kill system to analyze the systemic and cellular effects of targeted cell death in Arabidopsis. We describe steps for generating constitutive and inducible CRISPR-Kill lines, chemically inducing CRISPR-Cas9-mediated genome elimination, and monitoring of cell death in shoot and root apical meristems. This enables the investigation of a wide range of questions in developmental plant biology. For complete details on the use and execution of this protocol, please refer to Gehrke et al..

摘要

CRISPR-Kill 系统通过在进化上保守的重复基因组区域中诱导多个双链断裂,实现靶向细胞消融。在这里,我们提供了一个应用 CRISPR-Kill 系统来分析拟南芥中靶向细胞死亡的系统和细胞效应的方案。我们描述了生成组成型和诱导型 CRISPR-Kill 系、化学诱导 CRISPR-Cas9 介导的基因组消除以及在茎和根顶端分生组织中监测细胞死亡的步骤。这使得能够研究发育植物生物学中的广泛问题。如需详细了解该方案的使用和执行,请参考 Gehrke 等人的研究。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/a3ac/11134856/b495a34b14e5/fx1.jpg

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