量化铁饥饿和厌氧生长后假 结核耶尔森 菌 III 型分泌系统活动

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08:36 min

May 31st, 2024

10.3791/66642-v

May 31st, 2024

1.2K views

细菌定植于氧和铁生物利用度不同的宿主组织,但大多数研究细菌的方法都使用通气的丰富培养基。该方案描述了在不同铁浓度和氧分压下培养人类病原体 假结核耶尔森 菌,并量化 III 型 耶尔森菌 分泌系统的活性,这是一个重要的毒力因子。

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Type III Secretion

Chapters in this video

0:00

Introduction

2:06

Yersinia pseudotuberculosis Culture Under Varying Oxygen Tension and Iron Levels

4:51

Trichloroacetic Acid Precipitation of T3SS Effector Proteins from Yersinia pseudotuberculosis Culture

7:19

Relative Quantification of T3SS Activity in Yersinia pseudotuberculosis Cultured in Varying Iron Levels and Oxygen Tension

8:14

Representative Results

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