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流量Virometry来分析病毒颗粒的抗原谱和外囊泡
JoVE Revista
Inmunología y contagio
This content is Free Access.
JoVE Revista Inmunología y contagio
Flow Virometry to Analyze Antigenic Spectra of Virions and Extracellular Vesicles
DOI:

06:28 min

January 25, 2017

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Capítulos

  • 00:05Título
  • 01:09Magnetic Nanoparticle (MNP)-coupled Antibody Labeling and Particle of Interest Capture
  • 02:33Magnetic Column MNP-captured Particle Unbound Antibody Separation and MNP-captured Particle Analysis
  • 04:02Results: Representative Virion- and EV-capture Analyses
  • 05:17Conclusion

Summary

Traducción Automática

Viruses or extracellular vesicles were immunocaptured with 15 nm magnetic nanoparticles coupled to antibodies recognizing surface antigens. The captured virions or vesicles were labeled with fluorescent antibodies against other surface antigens. The resultant complexes were separated in high magnetic field and analyzed with conventional flow cytometers triggered on fluorescence.

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