Results 71 to 80 of about 8,491 (217)

Constraint-based modeling of carbon fixation and the energetics of electron transfer in Geobacter metallireducens.

open access: yesPLoS Computational Biology, 2014
Geobacter species are of great interest for environmental and biotechnology applications as they can carry out direct electron transfer to insoluble metals or other microorganisms and have the ability to assimilate inorganic carbon.
Adam M Feist   +7 more
doaj   +1 more source

S-Doped NiFe2O4 Nanosheets Regulated Microbial Community of Suspension for Constructing High Electroactive Consortia

open access: yesNanomaterials, 2022
Iron-based nanomaterials (NMs) are increasingly used to promote extracellular electron transfer (EET) for energy production in bioelectrochemical systems (BESs).
Jiaxin Li   +5 more
doaj   +1 more source

Hydrolysis and Oxidation of Recalcitrant Substrates by Microbial Isolates from Hot Springs

open access: yesТехника и технология пищевых производств
Traditional energy sources pollute the environment. Microbial fuel cells are an alternative energy source that can reduce the environmental burden. Microbial fuel cells also remove recalcitrant wastes from wastewater. This research featured the enzymatic
Anastasiya I. Dmitrieva   +5 more
doaj   +1 more source

Long‐Term Management Shapes Soil Microbial Communities Primarily Through Modulating Soil Habitat Quality in Swiss Croplands

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 2, June 2026.
ABSTRACT Soil microbial communities are key drivers of soil functioning in agricultural systems. Yet the relative influence of soil properties and cropping practices on their diversity remains insufficiently understood. We investigated 60 cropland sites in western Switzerland, covering a broad range of soil properties and cropping practices, to explore
Alyssa Deluz   +5 more
wiley   +1 more source

Proteome of Geobacter sulfurreducens in the presence of U(VI)

open access: yesMicrobiology, 2014
Geobacter species often play an important role in the in situ bioremediation of uranium-contaminated groundwater, but little is known about how these microbes avoid uranium toxicity. To evaluate this further, the proteome of Geobacter sulfurreducens exposed to 100 µM U(VI) acetate was compared to control cells not exposed to U(VI ...
Roberto, Orellana   +6 more
openaire   +2 more sources

Genomic and microarray analysis of aromatics degradation in Geobacter metallireducens and comparison to a Geobacter isolate from a contaminated field site [PDF]

open access: yesBMC Genomics, 2007
Groundwater and subsurface environments contaminated with aromatic compounds can be remediated in situ by Geobacter species that couple oxidation of these compounds to reduction of Fe(III)-oxides. Geobacter metallireducens metabolizes many aromatic compounds, but the enzymes involved are not well known.The complete G. metallireducens genome contained a
Butler, JE   +5 more
openaire   +3 more sources

Evolution of electron transfer out of the cell: comparative genomics of six Geobacter genomes

open access: yesBMC Genomics, 2010
Background Geobacter species grow by transferring electrons out of the cell - either to Fe(III)-oxides or to man-made substances like energy-harvesting electrodes.
Young Nelson D   +2 more
doaj   +1 more source

Microbial Electrosynthesis Reshapes Energy Metabolism and Physiology in Clostridium ljungdahlii

open access: yesMicrobial Biotechnology, Volume 19, Issue 6, June 2026.
Microbial electrosynthesis drives Clostridium ljungdahlii into a distinct stress‐associated physiological state, different from gas fermentation. Comparative multi‐omics and electron microscopy reveal physiological constraints that help explain the poor performance of MES.
Sara Al Sbei   +8 more
wiley   +1 more source

Biological mechanisms of uranium transformation catalyzed by Geobacter bacteria

open access: yes, 2012
An insufficient knowledge of the biological mechanisms of contaminant transformation often limits the performance of in situ subsurface bioremediation and long-term stewardship strategies.
Cologgi, Dena L.
core   +1 more source

Bacterias, fuente de energía para el futuro

open access: yesTecnura, 2012
This paper presents a family of bacteria called Geobacter that have the ability to produce power as a renewable source in a microbial fuel cell. These bacteria can completely oxidize organic compounds using different elements or substances as electron ...
Alba Ayde Romero Mejía   +2 more
doaj  

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