无标记基因缺失通过Chlamydia trachomatis中带loxP盒的等位交换诱变实现

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被引用 12 次

10:35 分钟

2020年1月30日

10.3791/60848-v

2020年1月30日

6.6K 次观看
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本文介绍了一种利用带有loxP位点的盒式基因交换突变技术(FLAEM)在Chlamydia trachomatis中实现靶向、无标记基因删除的方法。

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Cre-loxP 基因组编辑

Chapters in this video

0:04

Introduction

0:27

Design and Assembly of pSUmC-4.0 with Homology Arms Specific to the Gene of Interest

2:20

Transformation of C. trachomatis with pSUmC 4.0 + Homology Arms for Gene Deletion by Allelic Exchange

5:54

Clonal Isolation of Green-only C. trachomatis Deletion Mutant Containing the loxP Flanked Selection Cassette by Limiting Dilution

7:38

Transformation of C. trachomatis FRAEM Mutant with pSU-Cre to Initiate Removal of loxP Flanked Selection Cassette

8:42

Results: FLAEM Enables Markerless Gene Deletion in C. trachomatis and alleviates Cassette-induced Polar Effects

9:47

Conclusion

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