Amplified DNA detection by electrogenerated biochemiluminescence and by the catalyzed precipitation of an insoluble product on electrodes in the presence of the doxorubicin intercalator

Fernando Patolsky, Eugenii Katz, Itamar Willner*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

111 Scopus citations

Abstract

Making light work for DNA detection: Amplified DNA detection is accomplished by doxorubicin intercalated into double-stranded DNA assembled on Au-electrodes. Stimulated electrogenerated biochemiluminescence or biocatalyzed precipitation of an insoluble product amplify the DNA sensing that is being transduced by light emission (see picture; HRP = horseradish peroxidase) or Faradaic impedance spectroscopy, respectively.

Original languageEnglish
Pages (from-to)3398-3402
Number of pages5
JournalAngewandte Chemie - International Edition
Volume41
Issue number18
DOIs
StatePublished - 16 Sep 2002

Keywords

  • Biosensors
  • DNA
  • DNA recognition
  • Electroluminescence
  • Impedance spectroscopy
  • Intercalations

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