Random dsDNA-templated formation of copper nanoparticles as novel fluorescence probes for label-free lead ions detection

Chem Commun (Camb). 2012 Jan 25;48(7):1057-9. doi: 10.1039/c2cc16668b. Epub 2011 Dec 9.

Abstract

A simple label-free method for the detection of Pb(2+) ions with high selectivity and sensitivity has been developed by using random double-strand DNA-templated formation of copper nanoparticles as novel fluorescence probes in aqueous solution.

Publication types

  • Evaluation Study
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Cations, Divalent / analysis
  • Copper / chemistry*
  • DNA / chemistry*
  • Fluorescent Dyes / chemistry*
  • Lead / analysis*
  • Nanoparticles / chemistry*
  • Sensitivity and Specificity
  • Spectrometry, Fluorescence / methods*

Substances

  • Cations, Divalent
  • Fluorescent Dyes
  • Lead
  • Copper
  • DNA