Results 21 to 30 of about 2,016 (212)

Functionalization of Glucose Oxidase in Organic Solvent: Towards Direct Electrical Communication across Enzyme-Electrode Interface

Biosensors, 2022
Enzymatic biosensors based on glucose oxidase has been proven to be one of the effective strategies for the detection of glucose and contributed to health improvements.
Vygailė Dudkaitė, Gintautas Bagdžiūnas   +1 more
doaj   +1 more source

Advances of bioelectrocatalysis by oxidoreductases [PDF]

Chinese Science Bulletin, 2021
Bioelectrocatalysis attracts much attention with the advantages of high selectivity, high efficiency, no byproduct and environmental friendliness. Electrification of industrial biotechnology is challenging for the different operating conditions and catalysts of electrochemical and biochemical reactions.
Shizhen Wang, Kailong Liu, Dongping Zhan
openaire   +1 more source

Electroactive Biofilms of Activated Sludge Microorganisms on a Nanostructured Surface as the Basis for a Highly Sensitive Biochemical Oxygen Demand Biosensor

Sensors, 2022
The possibility of the developing a biochemical oxygen demand (BOD) biosensor based on electroactive biofilms of activated sludge grown on the surface of a graphite-paste electrode modified with carbon nanotubes was studied.
Saniyat Kurbanalieva, Vyacheslav Arlyapov, Anna Kharkova, Roman Perchikov, Olga Kamanina, Pavel Melnikov, Nadezhda Popova, Andrey Machulin, Sergey Tarasov, Evgeniya Saverina, Anatoly Vereshchagin, Anatoly Reshetilov   +11 more
doaj   +1 more source

Understanding the Local Chemical Environment of Bioelectrocatalysis [PDF]

Proceedings of the National Academy of Sciences, 2021
Significance Enzyme bioelectrochemistry concerns the integration of oxidoreductase enzymes into electrodes to enable and study the transfer of electrons between the solid-state material surface and the biological catalyst. To achieve higher enzyme loading, and hence greater current densities, high-surface-area strategies have been ...
Edwardes Moore, Esther, Cobb, Samuel J., Coito, Ana Margarida, Oliveira, Ana Rita, Pereira, Inês A. C., Reisner, Erwin   +5 more
openaire   +4 more sources

Reagentless D-Tagatose Biosensors Based on the Oriented Immobilization of Fructose Dehydrogenase onto Coated Gold Nanoparticles- or Reduced Graphene Oxide-Modified Surfaces: Application in a Prototype Bioreactor

Biosensors, 2021
As electrode nanomaterials, thermally reduced graphene oxide (TRGO) and modified gold nanoparticles (AuNPs) were used to design bioelectrocatalytic systems for reliable D-tagatose monitoring in a long-acting bioreactor where the valuable sweetener D ...
Ieva Šakinytė, Marius Butkevičius, Vidutė Gurevičienė, Jonita Stankevičiūtė, Rolandas Meškys, Julija Razumienė   +5 more
doaj   +1 more source

Defect-Enriched Graphene Nanoribbons Tune the Adsorption Behavior of the Mediator to Boost the Lactate/Oxygen Biofuel Cell

Nanomaterials, 2023
Owing to the high efficiency and specificity in moderate conditions, enzymatic biofuel cells (EBFCs) have gained significant interest as a promising energy source for wearable devices.
Xiaoyu Feng, Yongyue Ning, Zhongdong Wu, Zihan Li, Cuixing Xu, Gangyong Li, Zongqian Hu   +6 more
doaj   +1 more source

Role of a non-ionic surfactant in direct electron transfer-type bioelectrocatalysis by fructose dehydrogenase [PDF]

, 2015
A heterotrimeric membrane-bound fructose dehydrogenase (FDH) from Gluconobacter japonicus NBRC3260 contains FAD in subunit I and three heme C moieties in subunit II as the redox centers, and is one of the direct electron transfer (DET)-type redox enzymes.
Kano, Kenji, Kawai, Shota, Kitazumi, Yuki, Matsushita, Kazunobu, Shirai, Osamu, Yakushi, Toshiharu   +5 more
core   +1 more source

Direct Electron Transfer of Dehydrogenases for Development of 3rd Generation Biosensors and Enzymatic Fuel Cells

Sensors, 2018
Dehydrogenase based bioelectrocatalysis has been increasingly exploited in recent years in order to develop new bioelectrochemical devices, such as biosensors and biofuel cells, with improved performances.
Paolo Bollella, Lo Gorton, Riccarda Antiochia   +2 more
doaj   +1 more source

Inhibition-based first-generation electrochemical biosensors: theoretical aspects and application to 2,4-dichlorophenoxy acetic acid detection [PDF]

, 2016
In this work, several theoretical aspects involved in the first-generation inhibition-based electrochemical biosensor measurements have been discussed. In particular, we have developed a theoretical-methodological approach for the characterization of the
Antiochia, Riccarda, Bollella, Paolo, Favero, Gabriele, Fusco, Giovanni, Mazzei, Franco, Sanzo', Gabriella, Tortolini, Cristina   +6 more
core   +1 more source

Direct detection of a single [4Fe‐4S] cluster in a tungsten‐containing enzyme: Electrochemical conversion of CO2 into formate by formate dehydrogenase

Carbon Energy, 2023
The conversion of CO2 into fuels and valuable chemicals is one of the central topics to combat climate change and meet the growing demand for renewable energy.
Wenjin Li, Yanxin Gao, Xuan Sun, Lei Wan, Haishuo Ji, Hang Luo, Yao Tian, Hao Song, Geng Wu, Liyun Zhang   +9 more
doaj   +1 more source