Highly sensitive "turn-on" fluorescent sensor for Hg2+ in aqueous solution based on structure-switching DNA.
A simple design of "turn-on" fluorescent sensor for mercury was demonstrated based on structure-switching DNA with a low detection limit of 3.2 nM and high selectivity.
Wang
Zidong
Z
Department of Materials Science and Engineering, University of Illinois at Urbana-Champaign, 1304 W. Green Str., Urbana, IL-61801, USA.
Heon Lee
Jung
J
Lu
Yi
Y
D001483:Base Sequence; D015374:Biosensing Techniques / Q000379:methods*; D004247:DNA / Q000737:chemistry*; D005456:Fluorescent Dyes / Q000737:chemistry*; D007700:Kinetics; D008628:Mercury / Q000032:analysis* / Q000737:chemistry; D015394:Molecular Structure; D013050:Spectrometry, Fluorescence
D005456:Fluorescent Dyes; D004247:DNA; D008628:Mercury