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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Freire, Cristina
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (55/55 displayed)
- 2023Hybrids Composed of an Fe-Containing Wells–Dawson Polyoxometalate and Carbon Nanomaterials as Promising Electrocatalysts for the Oxygen Reduction Reactioncitations
- 2022Electrocatalytic Oxygen Reduction Reaction on 48-Tungsto-8-Phosphate Wheel Anchored on Carbon Nanomaterialscitations
- 2022Unveiling the structural transformations of the PW11Co@ZIF-67 nanocomposite induced by thermal treatmentcitations
- 2021Au/Ag nanoparticles-decorated TiO2 with enhanced catalytic activity for nitroarenes reductioncitations
- 2021Nanocomposites Prepared from Carbon Nanotubes and the Transition Metal Dichalcogenides WS2 and MoS2 via Surfactant-Assisted Dispersions as Electrocatalysts for Oxygen Reactionscitations
- 2021Carbon nanotube/graphene nanocomposites built via surfactant-mediated colloid assembly as metal-free catalysts for the oxygen reduction reactioncitations
- 2021Decorating MOF-74-derived nanocarbons with a sandwich-type polyoxometalate to enhance their OER activity: Exploring the underestimated bulk-deposition approachcitations
- 2020Advanced framework-modified POM@ZIF-67 nanocomposites as enhanced oxygen evolution reaction electrocatalystscitations
- 2020Metal Oxide (Co3O4 and Mn3O4) Impregnation into S, N-doped Graphene for Oxygen Reduction Reaction (ORR)citations
- 2020Oxygen Evolution Reaction Electrocatalytic Improvement in POM@ZIF Nanocomposites: A Bidirectional Synergistic Effectcitations
- 2019Electrocatalytic activity of new Mn3O4@oxidized graphene flakes nanocomposites toward oxygen reduction reactioncitations
- 2019Development of a disposable paper-based potentiometric immunosensor for real-time detection of a foodborne pathogencitations
- 2019Cu-based N-doped/undoped graphene nanocomposites as electrocatalysts for the oxygen reductioncitations
- 2018Co3O4 Nanoparticles Anchored on Selectively Oxidized Graphene Flakes as Bifunctional Electrocatalysts for Oxygen Reactionscitations
- 2018Polyoxotungstate@carbon nanocomposites as Oxygen Reduction Reaction (ORR) electrocatalystscitations
- 2018Polyoxometalate-graphene Electrocatalysts for the Hydrogen Evolution Reactioncitations
- 2017Multicolour Electrochromic Film Based on a TiO2@poly[Ni(salen)] Nanocomposite with Excellent Electrochemical Stabilitycitations
- 2017Graphene-poly(nickel complex) as novel electrochromic nanocomposite for the fabrication of a robust solid-state devicecitations
- 2017Highly Active Ruthenium Supported on Magnetically Recyclable Chitosan-Based Nanocatalyst for Nitroarenes Reductioncitations
- 2017Novel hybrid based on a poly[Ni(salen)] film and WO3 nanoparticles with electrochromic propertiescitations
- 2017PMo11V@N-CNT electrochemical properties and its application as electrochemical sensor for determination of acetaminophencitations
- 2017Multicolour Electrochromic Film Based on a TiO2@poly[Ni(sa/en)] Nanocomposite with Excellent Electrochemical Stabilitycitations
- 2017N-doped few-layered graphene-polyNi complex nanocomposite with excellent electrochromic propertiescitations
- 2016Phosphomolybdate@Carbon-Based Nanocomposites as Electrocatalysts for Oxygen Reduction Reactioncitations
- 2016High-Performance Electrochromic Devices Based on Poly[Ni(salen)]-Type Polymer Filmscitations
- 2015L-Serine functionalized clays: Preparation and characterizationcitations
- 2015Carbon Nanomaterial-Phosphomolybdate Composites for Oxidative Electrocatalysiscitations
- 2015MnFe2O4@CNT-N as novel electrochemical nanosensor for determination of caffeine, acetaminophen and ascorbic acidcitations
- 2015Biomolecules electrochemical sensing properties of a PMo11V@N-doped few layer graphene nanocompositecitations
- 2015Sucrose-derived activated carbons: electron transfer properties and application as oxygen reduction electrocatalystscitations
- 2015Biomolecules Electrochemical Sensing Properties of a PMo11V@N-Doped Few Layer Graphene Nanocompositecitations
- 2014Sensitive bi-enzymatic biosensor based on polyphenoloxidases-gold nanoparticles-chitosan hybrid film-graphene doped carbon paste electrode for carbamates detectioncitations
- 2014Novel electrochemical sensor based on N-doped carbon nanotubes and Fe3O4 nanoparticles: Simultaneous voltammetric determination of ascorbic acid, dopamine and uric acidcitations
- 2013Photocatalytic degradation of Reactive Black 5 with TiO2-coated magnetic nanoparticlescitations
- 2013Novel Composite Material Polyoxovanadate@MIL-101(Cr): A Highly Efficient Electrocatalyst for Ascorbic Acid Oxidationcitations
- 2013Alkene epoxidation by manganese(III) complexes immobilized onto nanostructured carbon CMK-3citations
- 2012Hybrid layer-by-layer films based on lanthanide-bridged silicotungstates and poly(ethylenimine)citations
- 2012Structural studies of lead lithium borate glasses doped with silver oxidecitations
- 2012Oxidovanadium(IV) acetylacetonate immobilized onto CMK-3 for heterogeneous epoxidation of geraniolcitations
- 2011[VO(acac)(2)] hybrid catalyst: from complex immobilization onto silica nanoparticles to catalytic application in the epoxidation of geraniolcitations
- 2011Modulating spectroelectrochemical properties of [Ni(salen)] polymeric films at molecular levelcitations
- 2011Epoxidation of olefins catalyzed by manganese(III) salen complexes grafted to porous heterostructured clayscitations
- 2010Superparamagnetic gamma-Fe(2)O(3)@SiO(2) nanoparticles: a novel support for the immobilization of [VO(acac)(2)]citations
- 2010Solid-State Electrochromic Cells Based on [M(salen)]-Derived Electroactive Polymer Filmscitations
- 2010Insights into electronic and structural properties of novel Pd(II) salen-type complexescitations
- 2010Templated synthesis of carbon materials mediated by porous clay heterostructurescitations
- 2010Structural and electrochemical characterisation of [Pd(salen)]-type conducting polymer filmscitations
- 2009Modulation of electroactive polymer film dynamics by metal ion complexation and redox switchingcitations
- 2008Electrocolorimetry of electrochromic materials on flexible ITO electrodescitations
- 2007Correlating structure and ion recognition properties of [Ni(salen)]-based polymer filmscitations
- 2006Amine-functionalised hexagonal mesoporous silica as support for copper(II) acetylacetonate catalystcitations
- 2006Covalent attachment of chiral manganese(III) salen complexes onto functionalised hexagonal mesoporous silica and application to the asymmetric epoxidation of alkenescitations
- 2005Asymmetric epoxidation of alkenes by a chiral manganese(III) salen complex anchored onto a functionalised hexagonal mesoporous silica
- 2002Oxidation of ferrocene derivatives at a poly[Ni(saltMe)] modified electrodecitations
- 2000Electrochemical and X-ray studies of nickel(II) Schiff base complexes derived from salicylaldehyde. Structural effects of bridge substituents on the stabilisation of the+3 oxidation statecitations
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article
Development of a disposable paper-based potentiometric immunosensor for real-time detection of a foodborne pathogen
Abstract
This work reports a new paper-based sensing platform and its application in a label-free potentiometric immunosensor for Salmonella typhimurium detection based on the blocking surface principle. A paper-based strip electrode was integrated with a filter paper pad which acted as a reservoir of the internal solution. The design offers a convenient platform for antibody immobilization and sampling, proving also that is a simple and affordable methodology to control an ionic flux through a polymer membrane. Two different immunosensing interfaces were assembled on the developed paper-strip electrode. The simplest interface relied on direct conjugation of the antibody to the polymer membrane and the second one resorted to an intermediate layer of a polyamidoamine dendrimer, with an ethylenediamine core from the fourth generation. Electrochemical impedance spectroscopy was used to assess the successive interface modification steps and the resulting analytical performance of both immunosensors was compared. For such, the potential shift derived from the blocking effect of the ionic flux caused by antigen-antibody conjugation was correlated with the logarithm of the Salmonella typhimurium concentration in the sample. In optimized conditions, a limit of detection of 5 cells mL(-1) was achieved. As a proof-of-concept, the proposed method was applied to apple juice samples, demonstrating to be a suitable prototype to be used in real scenarios in useful time ( < 1 h assay).