用不连续密度梯度用胶囊分离细菌

15.3K views

Cited by 13

05:52 min

January 7th, 2019

10.3791/58679-v

January 7th, 2019

15.3K views

我们展示了使用不连续密度梯度来根据胶囊生产分离细菌种群。该方法用于比较培养物间的胶囊数量, 分离具有特定胶囊表型的突变体, 或鉴定胶囊调节剂。这里描述的是该分析的优化和运行。

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Bacterial Capsule Separation

Chapters in this video

0:04

Title

0:48

Preparation of Bacterial Strains of Mutant Libraries

1:40

Preparation of Gradient Dilutions and Mini-gradient Test

2:39

Preparation of Discontinuous Density Gradients

3:39

Adding Prepared Cells to Gradients and Separation by Centrifuge

4:30

Results: Density Gradient Centrifugation Used to Separate Bacterial Strains Based on Capsule Production

5:10

Conclusion

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