An AIE probe for long-term plasma membrane imaging and membrane-targeted photodynamic therapy

Hailing Zhao, Nan Li, Caixia Ma, Zhengwei Wei, Qiya Zeng, Keyi Zhang, Na Zhao*, Ben Zhong Tang

*Corresponding author for this work

Research output: Contribution to journalJournal Articlepeer-review

Abstract

Two red-emissive luminogens (TPTH and TPTB) with typical aggregation-induced emission characteristics were developed. By introducing the heavy atom of Br at the end of alkyl chain, TPTB exhibited higher reactive oxygen species generation efficiency through both types I and II pathways. Due to its excellent biocompatibility and proper lipophilicity, TPTB could be used for long-term cell membrane staining and this staining ability was independent of the change of plasma membrane potential. Furthermore, TPTB could ablate the cancer cells through cell membrane-targeted photodynamic therapy.

Original languageEnglish
Article number107699
JournalChinese Chemical Letters
Volume34
Issue number4
DOIs
Publication statusPublished - Apr 2023
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2023

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Aggregation-induced emission
  • Fluorescent probe
  • Long-term imaging
  • Photodynamic therapy
  • Plasma membrane

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