Concepedia

Optical Analysis of Hg<sup>2+</sup> Ions by Oligonucleotide–Gold‐Nanoparticle Hybrids and DNA‐Based Machines

Di Li, A. Wieckowska, Itamar Willner

Angewandte Chemie International Edition · 2008 · 683 citations · 40 references

DOIFull text

Open access

Concepts

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).

References

40

The Chemical Form of Mercury in Fish

Hugh H. Harris, Ingrid J. Pickering, Graham N. George · Science · 2003 · 1.4K citations

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Colorimetric detection of DNA sequences based on electrostatic interactions with unmodified gold nanoparticles

Huixiang Li, Lewis J. Rothberg · Proceedings of the National Academy of Sciences · 2004 · 1.3K citations · Full text

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Colorimetric Detection of Mercuric Ion (Hg<sup>2+</sup>) in Aqueous Media using DNA‐Functionalized Gold Nanoparticles

Jae‐Seung Lee, Min Su Han, Chad A. Mirkin · Angewandte Chemie International Edition · 2007 · 1.3K citations · Full text

, , +17

Highly Selective Oligonucleotide‐Based Sensor for Mercury(<scp>II</scp>) in Aqueous Solutions

Akira Ono, Humika Togashi · Angewandte Chemie International Edition · 2004 · 1.2K citations

, , +17

A Rhodamine-Based Fluorescent and Colorimetric Chemodosimeter for the Rapid Detection of Hg<sup>2+</sup> Ions in Aqueous Media

Young-Keun Yang, Keun-Jeong Yook, Jinsung Tae · Journal of the American Chemical Society · 2005 · 1K citations

, , +14