Metal ion-modulated graphene-DNAzyme interactions: Design of a nanoprobe for fluorescent detection of lead(II) ions with high sensitivity, selectivity and tunable dynamic range

Yanqin Wen, Cheng Peng, Di Li, Lin Zhuo, Shijiang He, Lihua Wang, Qing Huang, Qing Hua Xu, Chunhai Fan

Research output: Contribution to journalArticlepeer-review

168 Scopus citations

Abstract

We investigate interactions between graphene oxide and a Pb 2+-dependent DNAzyme, based on which a Pb2+ sensor with high sensitivity, selectivity and tunable dynamic range is developed.

Original languageEnglish
Pages (from-to)6278-6280
Number of pages3
JournalChemical Communications
Volume47
Issue number22
DOIs
StatePublished - 14 Jun 2011
Externally publishedYes

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