Redox conduction in biofilms: From respiration to living electronics

LA Zacharoff, MY El-Naggar - Current Opinion in Electrochemistry, 2017 - Elsevier
Recent studies of electrochemically active bacteria paint a mechanistic picture where
multistep hopping of electrons can be driven by redox gradients, allowing electron …

Thermally activated long range electron transport in living biofilms

MD Yates, JP Golden, J Roy… - Physical Chemistry …, 2015 - pubs.rsc.org
Microbial biofilms grown utilizing electrodes as metabolic electron acceptors or donors are a
new class of biomaterials with distinct electronic properties. Here we report that electron …

Multistep hopping and extracellular charge transfer in microbial redox chains

S Pirbadian, MY El-Naggar - Physical Chemistry Chemical Physics, 2012 - pubs.rsc.org
Dissimilatory metal-reducing bacteria are microorganisms that gain energy by transferring
respiratory electrons to extracellular solid-phase electron acceptors. In addition to its …

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 …

Electron flow and biofilms

KH Nealson, SE Finkel - Mrs Bulletin, 2011 - cambridge.org
Bacteria living in surface-attached biofilm communities must maintain electrochemical
gradients to support basic cellular functions, including chemo-osmotic transport and …

Does bioelectrochemical cell configuration and anode potential affect biofilm response?

A Kumar, K Katuri, P Lens… - Biochemical Society …, 2012 - portlandpress.com
Electrochemical gradients are the backbone of basic cellular functions, including chemo-
osmotic transport and ATP synthesis. Microbial growth, terminal respiratory proteins and …

[HTML][HTML] Electron storage in electroactive biofilms

A Ter Heijne, MA Pereira, J Pereira, T Sleutels - Trends in Biotechnology, 2021 - cell.com
Microbial electrochemical technologies (METs) are promising for sustainable applications.
Recently, electron storage during intermittent operation of electroactive biofilms (EABs) has …

Millimeter scale electron conduction through exoelectrogenic mixed species biofilms

C Li, KL Lesnik, Y Fan, H Liu - FEMS Microbiology Letters, 2016 - academic.oup.com
The functioning of many natural and engineered environments is dependent on long
distance electron transfer mediated through electrical currents. These currents have been …

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 …

Delving through electrogenic biofilms: from anodes to cathodes to microbes

L Semenec, AE Franks - Aims bioengineering, 2015 - researchers.mq.edu.au
The study of electromicrobiology has grown into its own field over the last decades and
involves microbially driven redox reactions at electrodes as part of a microbial …