Novel aliphatic N-oxide of naphthalimides as fluorescent markers for hypoxic cells in solid tumor

  • Hong Yin
  • , Weiping Zhu
  • , Yufang Xu*
  • , Min Dai
  • , Xuhong Qian
  • , Yuanli Li
  • , Jianwen Liu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

31 Scopus citations

Abstract

A series of novel aliphatic N-oxide of naphthalimides (A1-A5) were designed and prepared. The N-O group was firstly introduced into the amine side chain tailed to planar naphthalimide chromophore as hypoxic bioreductive marker. Fluorescence image analysis showed that the compounds could be used as potential markers for hypoxic cells (V79) in vitro especially for A1 with 17 times hypoxic-oxic fluorescence differential, which was probably due to the bis-bioreduction mechanism.

Original languageEnglish
Pages (from-to)3030-3037
Number of pages8
JournalEuropean Journal of Medicinal Chemistry
Volume46
Issue number7
DOIs
StatePublished - Jul 2011
Externally publishedYes

Keywords

  • Bioreduction
  • Fluorescent marker
  • Hypoxic
  • N-Oxide
  • Naphthalimide

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