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Keywords:

  • analytical methods;
  • DNA machines;
  • gold;
  • mercury;
  • nanoparticles
Thumbnail image of graphical abstract

Strand and deliver: Two different optical methods to analyze Hg2+ ions based on the formation of thymine–Hg2+ complexes are developed. These methods include the analysis of Hg2+ ions by using aggregated gold nanoparticles and by using a DNA-based machine (see scheme).