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Label-free Isolation and Enrichment of Cells Through Contactless Dielectrophoresis
JoVE Journal
Medicine
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JoVE Journal Medicine
Label-free Isolation and Enrichment of Cells Through Contactless Dielectrophoresis
DOI:

10:38 min

September 03, 2013

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Chapters

  • 00:05Title
  • 01:54Fabricating a Prototype cDEP Microfluidic Device
  • 03:12Preparing a Cell Suspension in DEP Buffer
  • 03:57Loading the cDEP Microfluidic Chip
  • 06:04Characterizing Crossover Frequency of Cells Using cDEP Chip
  • 07:49Varying the Experiment to Perform Cell Sorting or Enrichment
  • 08:43Results: Cell Response and Sorting by Contactless Dielectrophoresis
  • 09:50Conclusion

Summary

Automatic Translation

Contactless dielectrophoresis (cDEP) achieves sorting and enrichment of particles via their intrinsic dielectric properties. Fluidic electrode channels replace metallic electrodes traditional to DEP, suiting cDEP to non-damaging sterile characterization and sorting of biological particles. We demonstrate how to prepare a cDEP microdevice and conduct cell characterization and sorting experiments.

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