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电功能性细菌效应器到哺乳动物细胞
JoVE Journal
Immunology and Infection
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JoVE Journal Immunology and Infection
Electroporation of Functional Bacterial Effectors into Mammalian Cells
DOI:

08:39 min

January 19, 2015

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Chapters

  • 00:05Title
  • 01:50Electroporation
  • 02:46Fixation and Immunofluorescence Staining
  • 04:21Affinity Purification
  • 06:11Results: Electroporation of Salmonella Effector into HeLa Cells
  • 07:50Conclusion

Summary

Automatic Translation

Electroporation was used to insert purified bacterial virulence effector proteins directly into living eukaryotic cells. Protein localization was monitored by confocal immunofluorescence microscopy. This method allows for studies on trafficking, function, and protein-protein interactions using active exogenous proteins, avoiding the need for heterologous expression in eukaryotic cells.

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