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Related Experiment Video

Updated: Jul 1, 2026

Self-Assembly of Gamma-Modified Peptide Nucleic Acids into Complex Nanostructures in Organic Solvent Mixtures
08:15

Self-Assembly of Gamma-Modified Peptide Nucleic Acids into Complex Nanostructures in Organic Solvent Mixtures

Published on: June 26, 2020

DNA controlled assembly of soft nanoparticles.

Ulla Jakobsen1, Adam C Simonsen, Stefan Vogel

  • 1Nucleic Acid Center, University of Southern Denmark, Campusvej 55, 5230 Odense M, Denmark.

Nucleic Acids Symposium Series (2004)
|September 9, 2008
PubMed
Summary

Researchers developed a new method using DNA to assemble soft nanoparticles (liposomes). This technique enables rapid detection of DNA and RNA, including genetic variations like single nucleotide polymorphisms.

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Area of Science:

  • Biotechnology
  • Nanotechnology
  • Molecular Biology

Background:

  • Current methods for DNA-encoding solid nanoparticles often involve complex and broadly inapplicable surface chemistry.
  • Developing efficient and versatile nanoparticle assembly methods is crucial for advanced diagnostics and molecular detection.

Purpose of the Study:

  • To establish a non-covalent DNA-based assembly method for soft nanoparticles (liposomes) in solution.
  • To demonstrate the utility of this DNA-liposome assembly for rapid and sensitive polynucleotide detection.

Main Methods:

  • Utilized non-covalently attached DNA strands to direct the self-assembly of liposomes in aqueous solutions.
  • Investigated the thermal transitions of the DNA-assembled liposome structures.

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Folding and Characterization of a Bio-responsive Robot from DNA Origami
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Rapid, Scalable Assembly and Loading of Bioactive Proteins and Immunostimulants into Diverse Synthetic Nanocarriers Via Flash Nanoprecipitation
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Rapid, Scalable Assembly and Loading of Bioactive Proteins and Immunostimulants into Diverse Synthetic Nanocarriers Via Flash Nanoprecipitation

Published on: August 11, 2018

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Last Updated: Jul 1, 2026

Self-Assembly of Gamma-Modified Peptide Nucleic Acids into Complex Nanostructures in Organic Solvent Mixtures
08:15

Self-Assembly of Gamma-Modified Peptide Nucleic Acids into Complex Nanostructures in Organic Solvent Mixtures

Published on: June 26, 2020

Folding and Characterization of a Bio-responsive Robot from DNA Origami
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Rapid, Scalable Assembly and Loading of Bioactive Proteins and Immunostimulants into Diverse Synthetic Nanocarriers Via Flash Nanoprecipitation
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Rapid, Scalable Assembly and Loading of Bioactive Proteins and Immunostimulants into Diverse Synthetic Nanocarriers Via Flash Nanoprecipitation

Published on: August 11, 2018

Main Results:

  • Achieved self-assembly of soft nanoparticles (liposomes) using DNA linkages in solution.
  • Observed sharp thermal transitions, indicating a stable assembled state and a distinct disassembled state.
  • Demonstrated the potential for easy and fast detection of various polynucleotides (DNA or RNA).

Conclusions:

  • Non-covalent DNA attachment provides a facile and generalizable approach for soft nanoparticle assembly.
  • The sharp thermal transitions of DNA-assembled liposomes enable sensitive detection of polynucleotides.
  • This method is effective for identifying single nucleotide polymorphisms, insertions, and deletions in nucleic acids.