Results 41 to 50 of about 5,820 (153)

Cobalt Resistance via Detoxification and Mineralization in the Iron-Reducing Bacterium Geobacter sulfurreducens

open access: yesFrontiers in Microbiology, 2020
Bacteria in the genus Geobacter thrive in iron- and manganese-rich environments where the divalent cobalt cation (CoII) accumulates to potentially toxic concentrations.
Hunter Dulay   +3 more
doaj   +1 more source

Screen-Printed Electrodes: New Tools for Developing Microbial Electrochemistry at Microscale Level

open access: yesEnergies, 2015
Microbial electrochemical technologies (METs) have a number of potential technological applications. In this work, we report the use of screen-printed electrodes (SPEs) as a tool to analyze the microbial electroactivity by using Geobacter sulfurreducens ...
Marta Estevez-Canales   +3 more
doaj   +1 more source

Biomineralization of Cu<sub>2</sub>S Nanoparticles by Geobacter sulfurreducens. [PDF]

open access: yesAppl Environ Microbiol, 2020
Biomineralization of Cu has been shown to control contaminant dynamics and transport in soils. However, very little is known about the role that subsurface microorganisms may play in the biogeochemical cycling of Cu.
Kimber RL   +6 more
europepmc   +2 more sources

Design of a Laccase Bioelectrode Using Multipoint Covalent Immobilization: Behavior Under Different Stress Conditions and Long‐Term Storage

open access: yesElectroanalysis, Volume 38, Issue 10, October 2026.
Multipoint covalent immobilization of laccase on a modified carbon paper electrode. Robust biointerface with operational stability under chemical, thermal, mechanical, electrical, and storage stress conditions. The practical implementation of enzyme bioelectrodes is limited by the inherent lability of proteins, which require mild conditions to maintain
W. I. García‐García   +3 more
wiley   +1 more source

Genome-wide analysis of the RpoN regulon in Geobacter sulfurreducens

open access: yesBMC Genomics, 2009
Background The role of the RNA polymerase sigma factor RpoN in regulation of gene expression in Geobacter sulfurreducens was investigated to better understand transcriptional regulatory networks as part of an effort to develop regulatory modules for ...
Núñez Cinthia   +11 more
doaj   +1 more source

Modular Metalloprotein Nanowires With Semiconductor‐Scale Conductivity and Tunable Redox Behavior

open access: yesSmall Structures, Volume 7, Issue 10, October 2026.
Conductive protein nanowires are built by aligning three different metalloproteins along an ultrastable filament scaffold. The resulting micrometer‐length nanowires reach conductivities of 1.75 S cm−1. Redox behavior is set by the metalloprotein chosen, while conductivity is governed by the spacing the scaffold imposes, making both independently ...
Nga T. Lam   +3 more
wiley   +1 more source

Análisis In Silico de la molécula OmcZ presente en los Nanocables Proteicos Conductores de Electricidad en Geobacter sulfurreducens

open access: yesRevista Colombiana de Biotecnología
Geobacter sulfurreducens es una bacteria anaerobia y mesófila que utiliza ácidos grasos, alcoholes y compuestos monoaromáticos como sustratos oxidativos, y óxidos de hierro como aceptor de electrones.
Laura Andrea Acero Páez   +1 more
doaj   +1 more source

An Inner Membrane Cytochrome Required Only for Reduction of High Redox Potential Extracellular Electron Acceptors

open access: yesmBio, 2014
Dissimilatory metal-reducing bacteria, such as Geobacter sulfurreducens, transfer electrons beyond their outer membranes to Fe(III) and Mn(IV) oxides, heavy metals, and electrodes in electrochemical devices.
Caleb E. Levar   +3 more
doaj   +1 more source

Metabolic Design Patterns for a Regenerative Architecture

open access: yesMicrobial Biotechnology, Volume 19, Issue 10, October 2026.
This simplified diagram illustrates the three core Metabolic Design Patterns: Toilet as Hearth, Kitchen Garden, and Greywater Wetland, which form the foundation of a regenerative domestic infrastructure. Each pattern integrates bioelectrical systems (BES) and bioreactors into recognisable domestic programmes, transforming waste streams into resources ...
Rachel Armstrong   +4 more
wiley   +1 more source

50 Years of Giese Reaction – a Personal View

open access: yesAngewandte Chemie, Volume 138, Issue 7, 9 February 2026.
The Giese‐Reaction celebrates its 50. Birthday, it is a cyclic radical chain reaction centered around C,C‐bond formation in a three component synthesis. This minireview speaks about the birth of the name‐reaction, explains how the complete understanding of its reaction mechanism stimulates new methods in organic synthesis, and why it can proceed in ...
Martin Spichty   +4 more
wiley   +2 more sources

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