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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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Nowicki, Marek
Adam Mickiewicz University in Poznań
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (16/16 displayed)
- 2023Metallodendrimers Unveiled: Investigating the Formation and Features of Double-Decker Silsesquioxane-Based Silylferrocene Dendrimerscitations
- 2022Novel Mesoporous Organosilicas with Task Ionic Liquids: Properties and High Adsorption Performance for Pb(II)citations
- 2019Recovery from bone loss, diminished mineral density and strength in mice after treatment with steroidal and nonsteroidal anti-inflammatory drugs by injection of exosomes enriched with agomir miRNAs
- 2018Polydopamine grafted on an advanced Fe <inf>3</inf> O <inf>4</inf> /lignin hybrid material and its evaluation in biosensingcitations
- 2018Characterization of polymer inclusion membranes (PIM) containing phosphonium ionic liquids and their application for separation of Zn(II) from Fe(III)citations
- 2017Lipase B from candida Antarctica immobilized on a silica-lignin matrix as a stable and reusable biocatalytic systemcitations
- 2015Chemical etching of stainless steel 301 for improving performance of electrochemical capacitors in aqueous electrolytecitations
- 2015Synergistic effect of modified natural fibres with halogen-free fire retardants in reducing flammability of compositescitations
- 2014Morphology and magnetic properties of Fe<inf>3</inf>O<inf>4</inf>-alginic acid nanocomposites
- 2013Synthesis and characterization of modified cellulose acetate propionate nanocomposites via sol-gel processcitations
- 2013Cellulose acetate butyrate nanocomposites synthesized via sol-gel methodcitations
- 2008A nanoindentation study of photo-induced changes in polymers containing azobenzenecitations
- 2006Nanomechanical measurements on glutamine molecularly imprinted nylon filmscitations
- 2003Nanoscale mechanical properties of polymers irradiated by UVcitations
- 2002Polymer studies using Atomic Force Microscopy (AFM). Part I. Principles of AFM and its application in polymer morphology investigationscitations
- 2000Effect of heat treatment on phase behaviour and molecular dynamics of mineral-filled PPScitations
Places of action
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article
Polydopamine grafted on an advanced Fe <inf>3</inf> O <inf>4</inf> /lignin hybrid material and its evaluation in biosensing
Abstract
<p>In this paper, a synthesis and physicochemical characterization of a novel magnetite/lignin (Fe<sub>3</sub>O<sub>4</sub>/Lig) and magnetite/lignin/polydopamine (Fe<sub>3</sub>O<sub>4</sub>/Lig/PDA) materials are presented as a novel and effective platforms for an enzyme immobilization or biosensing application. The hybrid has interesting features like improved thermal and mechanical stability, excellent adhesion for inorganic and organic materials, transferability of electrons and photothermal properties. In order to characterize features of the materials, carried out Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), transmission electron microscopy (TEM), atomic force microscopy (AFM), thermogravimetry analysis (TGA), electrokinetic potential (zeta), and magnetic measurements (SQUID). From the TEM analysis, magnetite/lignin hybrid is proved to be covered by a 2–3 nm uniform layer of polydopamine. In a further study, the resultant functional biomaterial Fe<sub>3</sub>O<sub>4</sub>/Lig and Fe<sub>3</sub>O<sub>4</sub>/Lig/PDA were used to immobilize glucose oxidase (GOx). The immobilization capacity of 26.92 and 29.24 mg/g were achieved for Fe<sub>3</sub>O<sub>4</sub>/Lig and Fe<sub>3</sub>O<sub>4</sub>/Lig/PDA, respectively. After mixing of the materials with graphite and ferrocene, the modified carbon paste electrodes CPE/Fe<sub>3</sub>O<sub>4</sub>/Lig/GOx/Fc and CPE/Fe<sub>3</sub>O<sub>4</sub>/Lig/PDA/GOx/Fc were obtained and they were tested for application as bioelectrochemical glucose sensing system. The linear ranges of CPE/Fe<sub>3</sub>O<sub>4</sub>/Lig/GOx/Fc and CPE/Fe<sub>3</sub>O<sub>4</sub>/Lig/PDA/GOx/Fc were from 0.5 to 4.5 and 0.5–9.0 mM glucose, respectively. The hysteresis loops of the prepared materials show no coercivity and remanent magnetizations at room temperature, exhibiting typical superparamagnetic behavior.</p>