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Single nanoparticles as versatile phototheranostics for tri-modal imaging-guided photothermal therapy

  • Xiaomei Lu
  • , Jiaqi Chen
  • , Jie Li
  • , Bing Xia
  • , Jingzeng Xu
  • , Qi Wang
  • , Chen Xie
  • , Quli Fan
  • , Wei Huang
  • Nanjing Tech University
  • Nanjing University of Posts and Telecommunications
  • Hunan University

Research output: Contribution to journalArticlepeer-review

32 Scopus citations

Abstract

Development of versatile phototheranostics is highly desirable for cancer theranostics. Herein, a novel organic conjugated polymer (named DPP-TT) with excellent optical properties was designed and prepared. Based on single-component DPP-TT, single DPP-TT NPs as versatile phototheranostics were developed by a simple nanoprecipitation method. The obtained NPs exhibited good water solubility, excellent biocompatibility, outstanding photostability, strong NIR-I light absorption, and appropriate NIR-II fluorescence emission. Importantly, such NPs presented high photothermal conversion efficiency. From the investigations performed in vitro and in vivo, it was observed that DPP-TT NPs show remarkable performance for cancer theranostics, benefiting from single 808 nm laser-induced tri-modal (NIR-II fluorescence/photoacoustic/thermal) imaging-guided photothermal therapy.

Original languageEnglish
Pages (from-to)3609-3613
Number of pages5
JournalBiomaterials Science
Volume7
Issue number9
DOIs
StatePublished - Sep 2019
Externally publishedYes

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

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