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Fluorescent sensors based on [12]aneN3-modified BODIPY: Discrimination of different biological thiols in aqueous solution and living cells

  • Yong Guang Gao
  • , Ying Zhang
  • , You Di Shi
  • , Hu Jun Hao
  • , Bing Gong
  • , Zhong Lin Lu
  • Beijing Normal University

Research output: Contribution to journalArticlepeer-review

19 Scopus citations

Abstract

Two fluorescent probes, 1 and 2, derived from borondipyrromethene (BODIPY) modified with macrocyclic polyamine [12]aneN3, were synthesized and applied in the discrimination of cysteine (Cys), homocysteine (Hcy), and glutathione (GSH) with absorption and fluorescent spectroscopy in comparison. It was found that Boc-protected 1 showed highly sensitive and selective recognition of GSH over Cys and Hcy; while probe 2 was able to distinguish the three different thiols due to their different reactivities. With its water-solubility, rapid responsiveness, high sensitivity and low cytotoxicity, probe 2 was successfully applied in the fast detection of three biothiols in living cells.

Original languageEnglish
Pages (from-to)1550-1559
Number of pages10
JournalBioorganic and Medicinal Chemistry
Volume24
Issue number7
DOIs
StatePublished - Apr 1 2016

Keywords

  • BODIPY
  • Sensor
  • Thiols
  • [12]aneN

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