Articles with "sensitive electrochemical" as a keyword



Highly Sensitive Electrochemical Biosensor Based on Hairy Particles with Controllable High Enzyme Loading and Activity

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202507589

Abstract: For the first time, a highly sensitive electrochemical biosensor based on SiO2 hairy particles grafted with polymerize poly(2‐(dimethylamino)ethyl methacrylate) (PDMAEMA) polymer brushes containing immobilized Laccase from Trametes versicolor (TvL) is reported. This system offers major… read more here.

Keywords: highly sensitive; biosensor; biosensor based; enzyme ... See more keywords
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SEEDING to Enable Sensitive Electrochemical Detection of Biomarkers in Undiluted Biological Samples.

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Published in 2022 at "Advanced materials"

DOI: 10.1002/adma.202200981

Abstract: Electrochemical biosensors have shown great potential for simple, fast, and cost-effective point-of-care diagnostic tools. However, direct analysis of complex biological fluids such as plasma has been limited by the loss of sensitivity caused by biofouling.… read more here.

Keywords: area; sensitive electrochemical; seeding enable; surface area ... See more keywords

Ultra-sensitive electrochemical aptasensor for label-free detection of Aflatoxin B1 in wheat flour sample using factorial design experiments.

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Published in 2020 at "Food chemistry"

DOI: 10.1016/j.foodchem.2020.128436

Abstract: Considering the significance of mycotoxin detection in food industries, herein, an ultrasensitive aptasensor was developed based on aflatoxin B1 aptamer immobilized on Carbon quantum dots/octahedral Cu2O nanocomposite. Electrochemical measurements were based on Electrochemical Impedance Spectroscopy… read more here.

Keywords: detection; aptasensor; electrochemical aptasensor; ultra sensitive ... See more keywords

Highly sensitive electrochemical determination of sunset yellow in commercial food products based on CHIT/GO/MWCNTs/AuNPs/GCE

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Published in 2017 at "Food Control"

DOI: 10.1016/j.foodcont.2017.06.029

Abstract: Abstract Sunset yellow (SY) belongs to the azo group, commonly used in food industry. Highly consumption of SY may lead toxicity and photogenic to human health. Herein, a simple and highly sensitive electrochemical sensor was… read more here.

Keywords: sunset yellow; sensitive electrochemical; mwcnts aunps; highly sensitive ... See more keywords

Three-dimensional interconnected Co(OH)2 nanosheets on Ti mesh as a highly sensitive electrochemical sensor for hydrazine detection

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Published in 2019 at "New Journal of Chemistry"

DOI: 10.1039/c8nj06008h

Abstract: Three-dimensional interconnected Co(OH)2 nanosheets on TM, prepared by low cost and simple electrodeposition method, exhibit highly sensitive electrochemical hydrazine detection. read more here.

Keywords: dimensional interconnected; sensitive electrochemical; three dimensional; hydrazine detection ... See more keywords

CoFe2O4 supported g-C3N4 nanocomposite for sensitive electrochemical detection of dopamine

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Published in 2021 at "New Journal of Chemistry"

DOI: 10.1039/d1nj02188e

Abstract: The quantification of the neurotransmitter dopamine in human biological samples has gained more importance. A good antifouling, and highly selective electrode material is still in high demand. So, to resolve... read more here.

Keywords: nanocomposite sensitive; c3n4 nanocomposite; supported c3n4; cofe2o4 supported ... See more keywords

Scalable and green formation of graphitic nanolayers produces highly conductive pyrolyzed paper toward sensitive electrochemical sensors.

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Published in 2023 at "Nanoscale"

DOI: 10.1039/d2nr07080d

Abstract: While pyrolyzed paper (PP) is a green and abundant material that can provide functionalized electrodes with wide detection windows for a plethora of targets, it poses long-standing challenges against sensing assays such as poor electrical… read more here.

Keywords: pyrolyzed paper; electrochemical sensors; formation; sensitive electrochemical ... See more keywords

A novel, highly sensitive electrochemical 1,4-dioxane sensor based on reduced graphene oxide–curcumin nanocomposite

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Published in 2022 at "RSC Advances"

DOI: 10.1039/d2ra01789j

Abstract: 1,4-Dioxane is a carcinogenic, non-biodegradable, organic water pollutant which is used as a solvent in various industries. It is also formed as an undesired by-product in the cosmetic and pharmaceutical industry. Given its carcinogenicity and… read more here.

Keywords: dioxane; spectroscopy; water; reduced graphene ... See more keywords

Sensitive electrochemical gold nanoparticle-based immunosensor for norovirus detection in food samples

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Published in 2024 at "RSC Advances"

DOI: 10.1039/d3ra08586d

Abstract: Norovirus (NoV) infection is one of the most common non-bacterial causes of gastroenteritis among the population worldwide. From the point of view of medical diagnostics, it is important to develop a system that would sensitively… read more here.

Keywords: detection; immunosensor; electrochemical gold; food samples ... See more keywords

A sensitive electrochemical probe for the chiral identification of tryptophan isomers with carbon dot/chitosan composites

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Published in 2025 at "New Journal of Chemistry"

DOI: 10.1039/d5nj02273h

Abstract: A portable strategy for the electrochemical chiral detection of Trp based on CD–CS/CB/GCE sensor was described. The larger current peak of d-Trp was attributed to the lower affinity and easier permeation of d-Trp to the… read more here.

Keywords: chiral identification; tryptophan isomers; electrochemical probe; probe chiral ... See more keywords

Development of a Highly Sensitive Electrochemical Sensing Platform for the Trace Level Detection of Lead Ions

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Published in 2019 at "Journal of The Electrochemical Society"

DOI: 10.1149/2.0271909jes

Abstract: Herein we report for the first time a highly sensitive electrochemical platform for the trace level detection of Pb (ӏӏ) using glassy carbon electrode modifiedwith 1-dodecanoyl-3-phenylthiourea (DPT). The performance of the designed sensor was tested… read more here.

Keywords: platform trace; level; sensitive electrochemical; lead ions ... See more keywords