A Nile Red/BODIPY-based bimodal probe sensitive to changes in the micropolarity and microviscosity of the endoplasmic reticulum

Zhigang Yang, Yanxia He, Jae Hong Lee, Weon Sik Chae, Wen Xiu Ren, Joung Hae Lee, Chulhun Kang, Jong Seung Kim

Research output: Contribution to journalArticlepeer-review

101 Citations (Scopus)

Abstract

We herein report a fluorescent bimodal probe (1) capable of determining ER viscosity and polarity changes using FLIM and fluorescence ratiometry, respectively; during ER stress caused by tunicamycin, the viscosity was increased from ca. 129.5 to 182.0 cP and the polarity of the ER (dielectric constant, ε) enhanced from 18.5 to 21.1.

Original languageEnglish
Pages (from-to)11672-11675
Number of pages4
JournalChemical Communications
Volume50
Issue number79
DOIs
Publication statusPublished - 2014 Sept 9

ASJC Scopus subject areas

  • Catalysis
  • Electronic, Optical and Magnetic Materials
  • Ceramics and Composites
  • Chemistry(all)
  • Surfaces, Coatings and Films
  • Metals and Alloys
  • Materials Chemistry

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