Articles with "colorimetric detection" as a keyword



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Peptide-Conjugated Silver Nanoparticles for the Colorimetric Detection of the Oncoprotein Mdm2 in Human Serum.

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Published in 2022 at "ChemPlusChem"

DOI: 10.1002/cplu.202200043

Abstract: Invited for this month's cover are the collaborating groups of Prof. Gilles Bruylants and Prof. Ivan Jabin, Université libre de Bruxelles, Belgium. The cover picture shows the principle of a colorimetric sensor, based on peptide-conjugated… read more here.

Keywords: nanoparticles colorimetric; conjugated silver; silver nanoparticles; peptide conjugated ... See more keywords
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Ultrasensitive colorimetric detection of NF-κB protein at picomolar levels using target-induced passivation of nanoparticles

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Published in 2017 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-017-0783-y

Abstract: AbstractWe developed a highly sensitive and selective sensor based on the nanoprobe conjugates of catalytic nanoparticles and double-stranded DNA (dsDNA) for the colorimetric detection of NF-κB protein. The sensing mechanism takes advantage of the catalytic… read more here.

Keywords: colorimetric detection; detection; passivation; sensor ... See more keywords
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A facile and sensitive colorimetric detection for RNase A activity based on target regulated protection effect on plasmonic gold nanoparticles aggregation

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Published in 2020 at "Science China Chemistry"

DOI: 10.1007/s11426-020-9702-1

Abstract: In this work, a facile and sensitive colorimetric detection method was firstly reported for RNase A activity detection based on target regulated protection effect of chimeric DNA probe on the salt-induced aggregation of plasmonic gold… read more here.

Keywords: detection; colorimetric detection; rnase activity; facile sensitive ... See more keywords
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Colorimetric detection of D-dimer in a paper-based immunodetection device.

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Published in 2017 at "Analytical biochemistry"

DOI: 10.1016/j.ab.2017.09.009

Abstract: A microfluidic paper-based analytical device (μPADs) immunoassay for detection of the blood native biomarker D-dimer is reported. The μPAD is created by wax printing on a single piece of chromatographic paper and combined with an… read more here.

Keywords: paper based; colorimetric detection; paper; dimer ... See more keywords
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Colorimetric Detection of Chromium (VI) Using Peroxidase Mimetic IONPS With 4- Aminoantipyrene And 3- Aminophenol as a Chromogen

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Published in 2021 at "Environmental Nanotechnology, Monitoring and Management"

DOI: 10.1016/j.enmm.2021.100471

Abstract: Abstract Chromium (VI) is an identified carcinogen and mutagen, and hence, it is necessary to determine its concentration in environmental and biological samples. A technique specified for the colorimetric determination of Cr(VI) in water and… read more here.

Keywords: ionps; peroxidase mimetic; colorimetric detection; chromium ... See more keywords
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Highly selective colorimetric detection of putrescine in fish products using o-phthalaldehyde derivatization reaction.

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Published in 2018 at "Food chemistry"

DOI: 10.1016/j.foodchem.2018.03.131

Abstract: A highly selective colorimetric detection method for putrescine on the basis of an optimized derivatization reaction was established. With the aids of o-phthalaldehyde (OPA) and thioglycolic acid (TGA), putrescine was derived to become red derivatives… read more here.

Keywords: selective colorimetric; detection; highly selective; colorimetric detection ... See more keywords
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Colorimetric detection of Gadidae species using probe-modified gold nanoparticles

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Published in 2020 at "Food Control"

DOI: 10.1016/j.foodcont.2020.107287

Abstract: Abstract Codfish is an essential part of the world's marine fishery resources. It contains several commercially important species. The aim of the present work is to develop a rapid codfish colorimetric detection system based on… read more here.

Keywords: colorimetric detection; detection; gold nanoparticles; probe ... See more keywords
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Rational construction of a robust metal-organic framework nanozyme with dual-metal active sites for colorimetric detection of organophosphorus pesticides

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Published in 2022 at "Journal of Hazardous Materials"

DOI: 10.1016/j.jhazmat.2021.127253

Abstract: Abstract While nanomaterials with enzyme-mimicking activities are emerging as promising candidates in the colorimetric detection of organophosphorus pesticides (OPs), the catalytic activities and recognition ability to analyte of most nanozymes are inherently deficient. In this… read more here.

Keywords: colorimetric detection; detection; organophosphorus pesticides; metal ... See more keywords
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Polyethylene glycol functionalised Ag NPs based optical probe for the selective and sensitive detection of Hg(II)

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Published in 2020 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2020.112978

Abstract: Abstract The development of more accurate and effective system for the mercury detection is paramount to overcome severe health issues and environmental toxicity. The current investigation reports a highly sensitive technique for rapid colorimetric Hg(II)… read more here.

Keywords: colorimetric detection; detection; functionalised nps; probe ... See more keywords
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A flow-batch manipulated Ag NPs based SPR sensor for colorimetric detection of copper ions (Cu2+) in water samples.

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Published in 2017 at "Talanta"

DOI: 10.1016/j.talanta.2017.02.015

Abstract: Using flow-batch analysis, a highly sensitive and selective method for automatic colorimetric detection of copper ions (Cu2+) was produced on the basis of the surface plasma resonance (SPR) of silver nanoparticles (Ag NPs). The Ag… read more here.

Keywords: detection; colorimetric detection; water; spr ... See more keywords
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Size-modulated optical property of gold nanorods for sensitive and colorimetric detection of thiourea in fruit juice.

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Published in 2021 at "Talanta"

DOI: 10.1016/j.talanta.2020.121965

Abstract: As an important sulfur compound, thiourea (TU) has caused great concern because of its wide application as well as its serious toxicity and hazard to the environment. Thus, it is necessary to develop a sensitive… read more here.

Keywords: detection; colorimetric detection; thiourea; gold nanorods ... See more keywords