Ratiometric fluorescence monitoring of cerebral Cu2+ based on coumarin-labeled DNA coupled with the Cu2+-induced oxidation of: O -phenylenediamine

  • Shishi Ma
  • , Qiao Yu Zhou
  • , Fang Ya Mu
  • , Zi Han Chen
  • , Xu Yin Ding
  • , Min Zhang*
  • , Guoyue Shi
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

A novel and facile ratiometric fluorescence method for evaluating Cu2+ has been developed based on coumarin-labeled single-stranded DNA (C-ssDNA) coupled with the Cu2+-induced oxidation of o-phenylenediamine (OPD). By combining the microdialysis technique, the ratiometric fluorescence method has also been successfully exploited to monitor the cerebral Cu2+ in the rat brain, promising new opportunities for studying the cerebral Cu2+-associated physiological and pathological events.

Original languageEnglish
Pages (from-to)3341-3345
Number of pages5
JournalAnalyst
Volume142
Issue number18
DOIs
StatePublished - 21 Sep 2017

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