DNA sequence-dependent photoluminescence enhancement in a cationic conjugated polyelectrolyte
Zhongwei Liu1, Hsing-Lin Wang, Mircea Cotlet
1Center for Functional Nanomaterials, Brookhaven National Laboratory, Upton, NY 11973, USA. cotlet@bnl.gov.
Abstract:
DNA sequence-dependent photoluminescence enhancement is found for a cationic polyelectrolyte complexed with single stranded DNA and described as a result of an interplay between electrostatic attraction and the π-π stacking between the polyelectrolyte's backbone and DNA's bases.
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