Novel fluorescent markers for hypoxic cells of naphthalimides with two heterocyclic side chains for bioreductive binding

Yan Liu, Yufang Xu, Xuhong Qian, Jianwen Liu, Liyun Shen, Junhui Li, Yuanxing Zhang

Research output: Contribution to journalArticlepeer-review

61 Scopus citations

Abstract

Novel naphthalimides with two heterocyclic side chains of 2-nitroimidazole for bioreductive binding were designed, synthesized, and used as fluorescent markers for hypoxic cells. Their evaluation for imaging tumor hypoxia was carried out in V79 cells, CHO cells, and 95D cells in vitro by using fluorescence scan ascent. A2 and A4 showed a very large differential fluorescence between hypoxic and oxic cells (V79 cells) in vitro and are promising candidate markers for hypoxic cells.

Original languageEnglish
Pages (from-to)2935-2941
Number of pages7
JournalBioorganic and Medicinal Chemistry
Volume14
Issue number9
DOIs
StatePublished - 1 May 2006
Externally publishedYes

Keywords

  • 2-Nitroimidazole
  • Bioreductive binding
  • Fluorescent markers
  • Hypoxic cells
  • Naphthalimides

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