Label-free electrochemical detection of adenosine based on electron transfer from guanine bases in an adenosine-sensitive aptamer

Jinheung Kim, In Young Kim, Min Sun Choi, Qiong Wu

Research output: Contribution to journalArticlepeer-review

20 Scopus citations

Abstract

The selective recognition of adenosine with an adenosine-sensitive oligonucleotide is studied via the electrochemical oxidation of guanine bases of the aptamer in solution, leading to a label-free voltammetric aptasensor based on the difference in the oxidative electron transfer rate.

Original languageEnglish
Pages (from-to)4747-4749
Number of pages3
JournalChemical Communications
Issue number31
DOIs
StatePublished - 2009

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