Label-free photoelectrochemical cytosensing via resonance energy transfer using gold nanoparticle-enhanced carbon dots

Shanshan Liu, Huijuan Cao, Zhaoyin Wang, Wenwen Tu, Zhihui Dai

Research output: Contribution to journalArticlepeer-review

51 Scopus citations

Abstract

A universal and label-free photoelectrochemical cytosensing strategy was designed based on resonance energy transfer (RET) between carbon dots and cysteamine capped gold nanoparticles. RET promoted photo-to-current conversion efficiency and enhanced detection sensitivity. This proposed photoelectrochemical cytosensing platform exhibited a good performance for the assay of tumor cells with overexpressed receptors on cells.

Original languageEnglish
Pages (from-to)14259-14262
Number of pages4
JournalChemical Communications
Volume51
Issue number75
DOIs
StatePublished - 22 Jul 2015
Externally publishedYes

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