Riboflavin-rich agar enhances the rate of extracellular electron transfer from electrogenic bacteria inside a thin-layer system

X Long, WP Li, A Okamoto - Bioelectrochemistry, 2022 - Elsevier
Numerous bacteria owe extracellular electron transport (EET) ability, and the rate
enhancement of EET is critical for the emerging sensor technology to detect metabolically …

New method for characterizing electron mediators in microbial systems using a thin-layer twin-working electrode cell

MM Hassan, KY Cheng, G Ho… - Biosensors and …, 2017 - Elsevier
Microbial biofilms are significant ecosystems where the existence of redox gradients drive
electron transfer often via soluble electron mediators. This study describes the use of two …

Biosynthetic electronic interfaces for bridging microbial and inorganic electron transport

LHH Hsu, Y Zhang, P Deng, X Dai, X Jiang - Nano Letters, 2019 - ACS Publications
Electron transport in biological and inorganic systems is mediated through distinct
mechanisms and pathways. Their fundamental mismatch in structural and thermodynamic …

Extracellular electron transfer features of Gram-positive bacteria

G Pankratova, L Hederstedt, L Gorton - Analytica chimica acta, 2019 - Elsevier
Electroactive microorganisms possess the unique ability to transfer electrons to or from solid
phase electron conductors, eg, electrodes or minerals, through various physiological …

Promoting Shewanella Bidirectional Extracellular Electron Transfer for Bioelectrocatalysis by Electropolymerized Riboflavin Interface on Carbon Electrode

L Zou, X Wu, Y Huang, H Ni, Z Long - Frontiers in microbiology, 2019 - frontiersin.org
The extracellular electron transfer (EET) that connects the intracellular metabolism of
electroactive microorganisms to external electron donors/acceptors, is the foundation to …

Electroactive biofilms for sensing: reflections and perspectives

A Prévoteau, K Rabaey - ACS sensors, 2017 - ACS Publications
Microbial electrochemistry has from the onset been recognized for its sensing potential due
to the microbial ability to enhance signals through metabolic cascades, its relative selectivity …

Electron transfer mechanisms in biofilms

J Philips, K Verbeeck, K Rabaey, JBA Arends - … electrochemical and fuel …, 2016 - Elsevier
Understanding the mechanisms by which microorganisms transfer electrons to and from
electrodes is essential for the development of the many potential applications of …

Extracellular electron transport of electroactive biofilm

X Zhang - … : Principles and Technologies for Value‐Added …, 2020 - Wiley Online Library
Electroactive bacteria can exchange electrons with their external environment. Envisioned
applications for electroactive bacteria can be power production, bioproduction …

Electrochemical Techniques and Applications to Characterize Single‐and Multicellular Electric Microbial Functions

J Saito, M Murugan, X Deng, A Guionet… - Bioelectrochemical …, 2019 - Wiley Online Library
The biological electron transport process beyond the insulating lipid bilayer membrane of a
microbe, referred to as extracellular electron transport (EET), is mediated by a …

Fully Automated Microsystem for Unmediated Electrochemical Characterization, Visualization and Monitoring of Bacteria on Solid Media; E. coli K-12: A Case Study

CA Hernandez, V Beni, JF Osma - Biosensors, 2019 - mdpi.com
In this paper, we present a non-fluidic microsystem for the simultaneous visualization and
electrochemical evaluation of confined, growing bacteria on solid media. Using a completely …