Markerless Gene Deletion von Floxed Cassette Allelic Exchange Mutagenesis in Chlamydia trachomatis

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Zitiert von 12

10:35 Min.

30. Januar 2020

10.3791/60848-v

30. Januar 2020

6.6K Aufrufe

Hier wird eine Methode zur gezielten, markerlosen Genlöschung bei Chlamydia trachomatis mit Floxed Cassette Allelic Exchange Mutagenese, FLAEM beschrieben.

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Cre-loxP-Genomeditierung

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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