A membrane-permeable dye for living cells with large two-photon excited fluorescence action cross-sections for bioimaging

Ruiqing Feng, Yuming Sun, Minggang Tian, Ge Zhang, Ruoyao Zhang, Lifang Guo, Xuechen Li, Xiaoqiang Yu*, Ning Zhao

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Citations (Scopus)

Abstract

The development of two-photon fluorophores remains an important issue. Dyes that possess both large two-photon excited fluorescence action cross-sections and cell membrane permeability are especially in demand to maximize the underlying virtue of two-photon microscopy for bioimaging. Herein, a novel two-photon excited fluorescence dye has been synthesized. This V-shaped dye exhibited large two-photon excited fluorescence action cross-sections and high plasma membrane permeability. Cell imaging experiments demonstrated that the dye could stain living cells with bright two-photon excited fluorescence. All the results have indicated the potential of the dye as a basic platform for the development of two-photon excited fluorescence probes.

Original languageEnglish
Pages (from-to)8644-8649
Number of pages6
JournalJournal of Materials Chemistry B
Volume3
Issue number44
DOIs
Publication statusPublished - 2015
Externally publishedYes

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