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Designing a Bio-responsive Robot from DNA Origami
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Engineering Cell Surface Function with DNA Origami.

Ehsan Akbari1, Molly Y Mollica1, Christopher R Lucas1

  • 1Department of Mechanical and Aerospace Engineering, The Ohio State University, Columbus, OH, 43210, USA.

Advanced Materials (Deerfield Beach, Fla.)
|October 14, 2017
PubMed
Summary
This summary is machine-generated.

Researchers engineered cell membrane functions using DNA origami nanodevices. This method enables programmable cell-cell adhesion and advanced surface modifications for diverse cell types.

Keywords:
DNA nanotechnologyDNA origamicell surface engineeringintercellular adhesionmembrane functionalization

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Area of Science:

  • Biotechnology
  • Nanotechnology
  • Cell Biology

Background:

  • The cell membrane is crucial for cellular functions.
  • Engineering cell membrane properties is a significant challenge in biotechnology.

Purpose of the Study:

  • To develop a specific and reversible method for engineering cell membrane functions.
  • To demonstrate the versatility of DNA nanoplatforms for cell surface modification.

Main Methods:

  • Embedding DNA-origami nanodevices onto the cell surface.
  • Utilizing DNA nanoplatforms for functionalizing various cell types (epithelial, mesenchymal, immune).
  • Implementing sequence-specific DNA hybridization for programmed cell-cell adhesion.

Main Results:

  • Achieved robust membrane functionalization across diverse cell types.
  • Enabled the construction of higher-order DNA assemblies on the cell surface.
  • Demonstrated programmed homotypic and heterotypic cell-cell adhesion.

Conclusions:

  • DNA-origami nanodevices offer a powerful tool for engineering cell membranes.
  • This approach can transform cell membranes into adaptable materials for biophysical and biochemical studies.
  • Potential applications include mimicking, manipulating, and measuring cellular functions.