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Cited by 248

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Silver‐Ion‐Mediated DNAzyme Switch for the Ultrasensitive and Selective Colorimetric Detection of Aqueous Ag+ and Cysteine

Li, Tao, Shi, Lili, Wang, Erkang, Dong, Shaojun·2009·Chemistry – A European Journal

Abstract

Two states, two applications! An Ag+‐mediated DNAzyme switch has been designed to detect Ag+ and cysteine with high sensitivity and selectivity. In the closed state, Ag+ turns on the switch through the formation of cytosine–Ag+–cytosine base pairs, whereas adding cysteine turns off the open switch because it competitively binds to Ag+. This feature endows the DNAzyme switch with two sensing applications.magnified image

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Metadata

Authors
Li, T., Shi, L., Wang, E., & Dong, S.
Venue
Chemistry – A European Journal
Publisher
Wiley
Published
2009-03-17
Volume
15
Issue
14
Pages
3347-3350
ISSN
  • 0947-6539 (ISSN-L)
  • 1521-3765
OpenAlex
W2123847150
Cited by
248
References
0
FWCI
10.32
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Silver‐Ion‐Mediated DNAzyme Switch for the Ultrasensitive and Selective Colorimetric Detection of Aqueous Ag+ and Cysteine. https://app.cochat.ai/papers/10.1002/chem.200900056
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Li, T., Shi, L., Wang, E., & Dong, S. (2009). Silver‐Ion‐Mediated DNAzyme Switch for the Ultrasensitive and Selective Colorimetric Detection of Aqueous Ag+ and Cysteine. Chemistry – A European Journal. https://doi.org/10.1002/chem.200900056

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