DNA hydrogel fiber with self-entanglement prepared by using an ionic liquid

  • Chang Kee Lee
  • , Su Ryon Shin
  • , Sun Hee Lee
  • , Ju Hong Jeon
  • , Insuk So
  • , Tong Mook Kang
  • , Sun I. Kim
  • , Ji Young Mun
  • , Sung Sik Han
  • , Geoffrey M. Spinks
  • , Gordon G. Wallace
  • , Seon Jeong Kim

    Research output: Contribution to journalArticlepeer-review

    55 Citations (Scopus)

    Abstract

    (Figure Presented) Spinning strands: A hydrogel fiber made entirely of DNA without any covalent cross-links, composed of intertwined toroid entanglements of flexible DNA strands (see scheme), was prepared by a one-step wet-spinning method with a hydrophilic ionic liquid as the condensing agent and coagulation solvent. The internal structure of the fiber was a disordered arrangement of strands with a B-DNA form. The fiber was also stable in various aqueous solutions.

    Original languageEnglish
    Pages (from-to)2470-2474
    Number of pages5
    JournalAngewandte Chemie - International Edition
    Volume47
    Issue number13
    DOIs
    Publication statusPublished - 2008 Mar 14

    Keywords

    • DNA
    • Hydrogels
    • Ionicliquids
    • Swelling behavior

    ASJC Scopus subject areas

    • Catalysis
    • General Chemistry

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