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Studies of Bacterial Chemotaxis Using Microfluidics - Interview
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Microfluidic-Based Droplet and Cell Manipulations Using Artificial Bacterial Flagella.

Yun Ding1, Famin Qiu2, Xavier Casadevall I Solvas3

  • 1Institute for Chemical and Bioengineering, Department of Chemistry and Applied Biosciences, ETH Zürich, Vladimir Prelog Weg 1, 8093 Zürich, Switzerland. yun.ding@chem.ethz.ch.

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|November 9, 2018
PubMed
Summary

Magnetic helical microswimmers demonstrate potential for manipulating soft materials like cells and droplets. Researchers evaluated their functionality, operational challenges, and interactions for applications in artificial microorganisms.

Keywords:
artificial bacterial flagellaartificial biological microorganismbio inspired microroboticshelical microswimmermicrofluidic dropletmotorized cellsingle droplet manipulating

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Area of Science:

  • Biophysics
  • Soft Matter Physics
  • Micro-robotics

Background:

  • Micro-robotics offers novel tools for manipulating microscopic entities.
  • Helical microswimmers are promising for targeted applications in microscale environments.
  • Controlling soft materials at the microscale remains a significant challenge.

Purpose of the Study:

  • To evaluate the functionality of magnetic helical microswimmers for soft material manipulation.
  • To identify operational challenges and limitations of these microswimmers.
  • To explore potential applications in creating artificial microorganisms or motorized cells.

Main Methods:

  • Utilized magnetic helical microswimmers for controlled manipulation tasks.
  • Assessed the performance of microswimmers in interacting with microdroplets and single cells.
  • Investigated head-boundary interactions between microswimmers and target materials.

Main Results:

  • Demonstrated the capability of magnetic helical microswimmers to perform various unit operations on soft materials.
  • Identified key operational challenges and limitations for practical applications.
  • Observed specific interactions between microswimmer heads and droplet/cell boundaries.

Conclusions:

  • Magnetic helical microswimmers show promise as versatile tools for microscale manipulation.
  • Further research is needed to overcome operational challenges for advanced applications.
  • Potential exists for developing artificial swimming microorganisms and motorized cells.