Imidazolium based ionic liquid induced DNA gelation at remarkably low concentration

Imidazolium based ionic liquid induced DNA gelation at remarkably low concentration Colloids and Surfaces A 538 (2018) 184–191 Contents lists available at ScienceDirect Colloids and Surfaces A journal homepage: www.elsevier.com/locate/colsurfa Research Paper Imidazolium based ionic liquid induced DNA gelation at remarkably low concentration ⁎ ⁎⁎ a b,c, d e a,b, Pankaj Kumar Pandey , Kamla Rawat , V.K. Aswal , J. Kohlbrecher , H.B. Bohidar School of Physical Sciences, Jawaharlal Nehru University, New Delhi 110067, India Special Center for Nanosciences, Jawaharlal Nehru University, New Delhi 110067, India Inter University Accelerator Centre, New Delhi 110067, India State Physics Division, Bhabha Atomic Research Centre, Mumbai 400085, India Laboratory for Neutron Scattering, Paul Scherrer Institut, Villigen, Switzerland GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: DNA dissolved in 1.0% (w/v) aqueous solution of ionic liquid (IL, 1-octyl-3-methylimidazolium chloride, DNA [C8mim][Cl]) showed gelation transition at a remarkably low concentration of [DNA] ≈ 0.3% (w/v) unlike in Ionogels hydrogels where gelation occurs ≥ 2.0% (w/v). Thus, the IL induced gelation was observed at 85% lower Ionic liquids concentration. These ionogels were probed in the 0.1%–1.0% (w/v) concentration region of DNA where the Structure hydrogels never form. The gelation temperature T (and gel strength G ,G is low frequency storage modulus) gel 0 0 Gelation http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Colloids and Surfaces A: Physicochemical and Engineering Aspects Elsevier

Imidazolium based ionic liquid induced DNA gelation at remarkably low concentration

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier B.V.
ISSN
0927-7757
eISSN
1873-4359
D.O.I.
10.1016/j.colsurfa.2017.10.083
Publisher site
See Article on Publisher Site

Abstract

Colloids and Surfaces A 538 (2018) 184–191 Contents lists available at ScienceDirect Colloids and Surfaces A journal homepage: www.elsevier.com/locate/colsurfa Research Paper Imidazolium based ionic liquid induced DNA gelation at remarkably low concentration ⁎ ⁎⁎ a b,c, d e a,b, Pankaj Kumar Pandey , Kamla Rawat , V.K. Aswal , J. Kohlbrecher , H.B. Bohidar School of Physical Sciences, Jawaharlal Nehru University, New Delhi 110067, India Special Center for Nanosciences, Jawaharlal Nehru University, New Delhi 110067, India Inter University Accelerator Centre, New Delhi 110067, India State Physics Division, Bhabha Atomic Research Centre, Mumbai 400085, India Laboratory for Neutron Scattering, Paul Scherrer Institut, Villigen, Switzerland GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: DNA dissolved in 1.0% (w/v) aqueous solution of ionic liquid (IL, 1-octyl-3-methylimidazolium chloride, DNA [C8mim][Cl]) showed gelation transition at a remarkably low concentration of [DNA] ≈ 0.3% (w/v) unlike in Ionogels hydrogels where gelation occurs ≥ 2.0% (w/v). Thus, the IL induced gelation was observed at 85% lower Ionic liquids concentration. These ionogels were probed in the 0.1%–1.0% (w/v) concentration region of DNA where the Structure hydrogels never form. The gelation temperature T (and gel strength G ,G is low frequency storage modulus) gel 0 0 Gelation

Journal

Colloids and Surfaces A: Physicochemical and Engineering AspectsElsevier

Published: Feb 5, 2018

References

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