Near-Infrared and Visible Dual-Emitting Peptide by Modular Assembly of Nitrobenzoxadiazole and Neodymium Complexes

Yik Hoi Yeung, Ho Fai Chau, Hei Yui Kai, Wanqi Zhou, Kaitlin Hao Yi Chan, Waygen Thor, Loïc J. Charbonnière, Fan Zhang, Yong Fan, Yue Wu, Ka Leung Wong

Research output: Journal article publicationJournal articleAcademic researchpeer-review

Abstract

The synthetic difficulty of target-specific lanthanide complexes, despite their unique characteristics, limits their use in in vitro/ in vivo studies and biomedical applications. With commercially available and affordable reagents, a facile synthetic approach is developed to modularly deploy nitrobenzoxadiazole and neodymium complexes onto bioactive peptides. The yielded probes show observable neodymium emission with specific localization to corresponding biotargets in vitro, which became the first example of a stable, water-soluble, and target-specific neodymium(III) complex applicable for in vitro imaging with detectable brightness.

Original languageEnglish
Article number2302070
JournalAdvanced Optical Materials
Volume12
Issue number9
DOIs
Publication statusPublished - 10 Feb 2024

Keywords

  • lanthanide probes
  • neodymium
  • NIR probes
  • nitrobenzoxadiazole
  • solid-phase peptide synthesis

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics

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