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[Structural nucleic acid nanotechnology: liquid-crystalline approach].

Iu M Evdokimov, V I Salianov, E I Kats

    Biofizika
    |December 10, 2014
    PubMed
    Summary

    This study explores DNA structural nanotechnology using liquid crystals. It details creating unique DNA nanoconstructions and "rigid" DNA particles for advanced applications.

    Area of Science:

    • Biotechnology
    • Materials Science
    • Nanotechnology

    Context:

    • Cholesteric liquid-crystalline dispersions formed by double-stranded DNA (dsDNA) molecules.
    • Phase exclusion from water-salt polymer solutions yields dsDNA particles.
    • Quasinematic layers and physicochemical properties of dsDNA are key.

    Purpose:

    • Develop fundamental background for liquid-crystalline DNA structural nanotechnology.
    • Explore intraparticle gelation of cholesteric liquid-crystalline dispersions.
    • Investigate metallic nanoparticles for "metallized" DNA nanoconstructions.

    Summary:

    • Describes properties of dsDNA-based cholesteric liquid-crystalline dispersion particles.
    • Utilizes liquid-crystalline approach for DNA structural nanotechnology.

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  • Atomic force microscopy images reveal "rigid" DNA particles.
  • Considers metallic nanoparticles for "metallized" DNA nanoconstructions.

    • Impact:

    • Enables creation of unique spatial structures (DNA nanoconstructions, "rigid" DNA particles).
    • Potential for novel applications in DNA structural nanotechnology.
    • Paves the way for "metallized" DNA nanoconstructions with unique properties.