NIR dye-loaded mesoporous silica nanoparticles for a multifunctional theranostic platform: Visualization of tumor and ischemic lesions, and performance of photothermal therapy

Sang Bong Lee, Ho Won Lee, Bobby Aditya Darmawan, In Kyu Lee, Sung Jin Cho, Jungwook Chin, Sang Kyoon Kim, Jong Oh Park, Kil Soo Kim, Sang Woo Lee, Jaetae Lee, Yong Hyun Jeon

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

We report the fabrication of multifunctional theranositic biomaterials via non-covalent, rapid, and effective encapsulation of 1,1′dioctadecyl-3,3,3′,3′-tetrametylindotrucarbocyanine iodide (DIR) onto mesoporous silica nanoparticles by coating the surface of polyethylene glycol (PEG-DIR@MSN). PEG-DIR@MSNs exhibited great stability with excellent biocompatibility and photothermal conversion properties. PEG-DIR@MSN allowed for not only the detection of various types of tumor and ischemic lesions but also photothermal therapy against breast cancer in living mice, suggesting that PEG-DIR@MSN is a valuable multifunctional theranostic platform.

Original languageEnglish
Pages (from-to)99-105
Number of pages7
JournalJournal of Industrial and Engineering Chemistry
Volume88
DOIs
StatePublished - 25 Aug 2020

Keywords

  • Ischemia
  • Mesoporous silica nanoparticles
  • Near infrared fluorescent dyes
  • Photothermal therapy
  • Theranostic biomaterials
  • Tumor detection

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