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Updated: Feb 24, 2026

Detecting Protein Subcellular Localization by Green Fluorescence Protein Tagging and 4',6-Diamidino-2-phenylindole Staining in Caenorhabditis elegans

Detecting Protein Subcellular Localization by Green Fluorescence Protein Tagging and 4',6-Diamidino-2-phenylindole Staining in Caenorhabditis elegans

Published on: July 30, 2018

在C. elegans中模块化基因标记.

Erik Jorgensen, Adam Hefel, Kevin Kruse

Research square

|February 23, 2026

概括

此摘要是机器生成的。

我们开发了PhIT,一种使用重组酶在C. elegans中进行蛋白质标记的新方法,用于无错误的模块化基因标记. 这个系统简化了这个过程,允许通过遗传交叉插入标签,提高了研究基因表达和蛋白质定位的研究人员的效率.

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相关实验视频

Last Updated: Feb 24, 2026

Detecting Protein Subcellular Localization by Green Fluorescence Protein Tagging and 4',6-Diamidino-2-phenylindole Staining in Caenorhabditis elegans

Detecting Protein Subcellular Localization by Green Fluorescence Protein Tagging and 4',6-Diamidino-2-phenylindole Staining in Caenorhabditis elegans

Published on: July 30, 2018

In Situ Detection of Ribonucleoprotein Complex Assembly in the C. elegans Germline using Proximity Ligation Assay

In Situ Detection of Ribonucleoprotein Complex Assembly in the C. elegans Germline using Proximity Ligation Assay

Published on: May 5, 2020

Determining Genetic Expression Profiles in C. elegans Using Microarray and Real-time PCR

Determining Genetic Expression Profiles in C. elegans Using Microarray and Real-time PCR

Published on: July 30, 2011

科学领域:

分子生物学分子生物学
遗传学是一个遗传学.
发育生物学发展生物学

背景情况:

内源基因标记对于理解基因表达和蛋白质定位至关重要.
虽然CRISPR技术得到了广泛的应用,但由于错误和对每个基因和标签需要特定的试剂,它带来了挑战.
基于重组酶的系统为无错误和模块化DNA插入提供了潜在的解决方案.

研究的目的:

为了评估八个重组在Caenorhabditis elegans的生殖线功能.
介绍PhIT,一种基于重组酶的新型平台,用于内源蛋白标记.
建立一个多功能资源,用于插入各种模块化标签到特定的基因位置.

主要方法:

通过CRISPR介导,将一个PhiC31 attB着陆台插入目标基因位置.
使用 PhiC31 整合酶,对所需的 DNA 标签进行特定的插入.
使用氨酸重组酶在插入后去除外来骨干序列.
测试和验证八种不同的重组酶在C. elegans.中对生殖线活性进行测试和验证.

主要成果:

在C. elegans.中成功测试了八个重组酶的生殖线功能.
展示PhIT能够插入各种模块化标签的能力,包括光蛋白,细胞特异性表达结构和降解标签.
建立一个C. elegans菌株资源,以简化模块化标签插入.
验证标签插入可以通过遗传交叉实现,绕过微注射的需要.

结论:

PhIT提供了一种高效,无错误和模块化的方法,用于C. elegans.中的内源性蛋白质标记.
基于重组酶的策略简化了标记生物的生成,并扩大了遗传研究的工具包.
通过遗传交叉插入标签的能力显著提高了研究界对该方法的可访问性和可用性.