Articles with "free fluorescence" as a keyword



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Label-Free Fluorescence Quantitative Detection Platform on Plasmonic Silica Photonic Crystal Microsphere Array.

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Published in 2022 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.2c04000

Abstract: We have demonstrated the proof-of-concept of a label-free fluorescence quantitative detection platform based on gold nanoparticle (AuNP) enhancement intrinsic fluorescence of protein on the silica photonic crystal microsphere (SPCM) array. The label-free one-step competitive fluorescence… read more here.

Keywords: label free; photonic crystal; free fluorescence; detection platform ... See more keywords
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Background-Free Fluorescence-Decay-Time Sensing and Imaging of pH with Highly Photostable Diazaoxotriangulenium Dyes.

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Published in 2019 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.8b02534

Abstract: Novel fluorescent diazaoxatriangulenium (DAOTA) pH indicators for lifetime-based self-referenced pH sensing are reported. The DAOTA dyes were decorated with phenolic-receptor groups inducing fluorescence quenching via a photoinduced-electron-transfer mechanism. Electron-withdrawing chlorine substituents ensure response in the… read more here.

Keywords: fluorescence; fluorescence decay; free fluorescence; decay time ... See more keywords
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A label-free and fluorescence turn-on assay for sensitive detection of hyaluronidase based on hyaluronan-induced perylene self-assembly

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Published in 2019 at "New Journal of Chemistry"

DOI: 10.1039/c8nj06343e

Abstract: A label-free and fluorescence turn-on assay for sensitive detection of HAase based on HA–PDI nanoaggregates was reported. read more here.

Keywords: label free; assay sensitive; free fluorescence; sensitive detection ... See more keywords