在血清型 1 型肺炎链球菌 菌株 519/43 中构建突变体

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06:06 min

September 11th, 2020

10.3791/61594-v

September 11th, 2020

1.8K views

在这里,我们描述了一种 肺炎链球菌 血清型1菌株519/43,该菌株可以通过利用其自然获取DNA和自杀质粒的能力进行基因改造。作为原理证明,在肺溶血素(ply)基因中制造了同基因突变体。

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Streptococcus pneumoniae

Chapters in this video

0:05

Introduction

0:35

Generation of Plasmid pSD1 and Chemical Transformation of E. coli Dh5α

2:03

Plasmid DNA Extraction, Restriction Digestion of pSD1 and Spectinomycin Gene, and Assembly of pSD2

3:03

Transformation of S. pneumoniae Strain 519/43

4:46

Results: Confirmation of Mutagenesis

5:43

Conclusion

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