Results 11 to 20 of about 82,055 (340)

Direct Electrochemistry of Horseradish Peroxidase-Gold Nanoparticles Conjugate [PDF]

open access: yesSensors, 2009
We have studied the direct electrochemistry of horseradish peroxidase (HRP) coupled to gold nanoparticles (AuNP) using electrochemical techniques, which provide some insight in the application of biosensors as tools for diagnostics because HRP is widely ...
Chanchal K. Mitra, Gautham Kumar Ahirwal
doaj   +4 more sources

Electrochemistry of Organic and Organometallic Compounds [PDF]

open access: yesMolecules
Electrochemistry occupies a distinctive position within modern chemistry by providing a direct and controllable link between molecular structure, redox behaviour, and functional performance [...]
Angel A. J. Torriero
doaj   +2 more sources

New perspectives in hydrogenase direct electrochemistry [PDF]

open access: greenCurrent Opinion in Electrochemistry, 2017
Electrochemical studies of hydrogenases, the biological catalysts of H2 oxidation and production, have proven wrong the old saying that enzymes do not easily transfer electrons to electrodes in the absence of mediators. Many distinct hydrogenases have actually been directly connected to electrodes or particles, for studying their catalytic mechanism or
Matteo Sensi   +4 more
openalex   +4 more sources

Bilirubin Oxidase from Myrothecium verrucaria Physically Absorbed on Graphite Electrodes. Insights into the Alternative Resting Form and the Sources of Activity Loss. [PDF]

open access: yesPLoS ONE, 2015
The oxygen reduction reaction is one of the most important chemical processes in energy converting systems and living organisms. Mediator-less, direct electro-catalytic reduction of oxygen to water was achieved on spectrographite electrodes modified by ...
Federico Tasca   +4 more
doaj   +12 more sources

A Review on Direct Electrochemistry of Catalase for Electrochemical Sensors [PDF]

open access: yesSensors, 2009
Catalase (CAT) is a heme enzyme with a Fe(III/II) prosthetic group at its redox centre. CAT is present in almost all aerobic living organisms, where it catalyzes the disproportionation of H2O2 into oxygen and water without forming free radicals. In order
Periasamy Arun Prakash   +2 more
doaj   +2 more sources

Direct Electrochemistry and Electrocatalysis of Hemoglobin at Mesoporous Carbon Modified Electrode [PDF]

open access: yesSensors, 2010
The novel highly ordered mesoporous carbon (known as FDU-15), prepared by the organic-organic self-assembly method was been used for first time for the immobilization of hemoglobin (Hb) and its bioelectrochemical properties were studied. The resulting Hb/
Yongming Zhang, Song Qu, Supeng Pei
doaj   +2 more sources

Direct Electrochemistry of Hemoglobin Immobilized on a Functionalized Multi-Walled Carbon Nanotubes and Gold Nanoparticles Nanocomplex-Modified Glassy Carbon Electrode [PDF]

open access: yesSensors, 2013
Direct electron transfer of hemoglobin (Hb) was realized by immobilizing Hb on a carboxyl functionalized multi-walled carbon nanotubes (FMWCNTs) and gold nanoparticles (AuNPs) nanocomplex-modified glassy carbon electrode.
Nader Sheibani   +5 more
doaj   +2 more sources

Direct electrochemistry of the Desulfovibrio gigas aldehyde oxidoreductase [PDF]

open access: bronzeEuropean Journal of Biochemistry, 2004
This work reports on the direct electrochemistry of the Desulfovibrio gigas aldehyde oxidoreductase (DgAOR), a molybdenum enzyme of the xanthine oxidase family that contains three redox‐active cofactors: two [2Fe‐2S] centers and a molybdopterin cytosine dinucleotide cofactor.
Margarida M. Correia dos Santos   +5 more
openalex   +4 more sources

Direct Electrochemistry of Molybdenum and Tungsten Enzymes [PDF]

open access: green, 2017
Molybdenum and tungsten enzymes are almost omnipresent in living organisms; they catalyze a large variety of reactions on a large range of substrates, and are involved in a number of key cellular functions, like bacterial respiration, carbon, sulfur, and nitrogen cycles, and detoxification.
Vincent Fourmond
openalex   +4 more sources

Direct Electrochemistry of Hemoglobin on Electrodeposited Three-Dimensional Interconnected Graphene-Silver Nanocomposite Modified Electrode

open access: goldInternational Journal of Electrochemical Science, 2016
A three-dimensional electroreduced graphene oxide (3DGR) and silver (Ag) nanocomposite was fabricated by electrodeposition directly on the electrode surface for modification.
Hailiang Sha   +4 more
doaj   +2 more sources

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