Intracytoplasmic membranes develop in Geobacter sulfurreducens under thermodynamically limiting conditions [PDF]
npj Biofilms and Microbiomes, 2023 Geobacter sulfurreducens is an electroactive bacterium capable of reducing metal oxides in the environment and electrodes in engineered systems1,2. Geobacter sp.
Ethan Howley +3 more
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Generation of High Current Densities in Geobacter sulfurreducens Lacking the Putative Gene for the PilB Pilus Assembly Motor [PDF]
Microbiology Spectrum, 2021 Geobacter sulfurreducens is commonly employed as a model for the study of extracellular electron transport mechanisms in the Geobacter species. Deletion of pilB, which is known to encode the pilus assembly motor protein for type IV pili in other bacteria,
Toshiyuki Ueki +6 more
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Biochemical characterization and mercury methylation capacity of Geobacter sulfurreducens biofilms grown in media containing iron hydroxide or fumarate [PDF]
Biofilm, 2023 Geobacter species are common in iron-rich environments and can contribute to formation of methylmercury (MeHg), a neurotoxic compound with high bioaccumulation potential formed as a result of bacterial and archaeal physiological activity.
Elena Yunda +3 more
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Reduction Kinetic of Water Soluble Metal Salts by Geobacter sulfurreducens: Fe2+/Hemes Stabilize and Regulate Electron Flux Rates [PDF]
Frontiers in Microbiology, 2022 Geobacter sulfurreducens is a widely applied microorganism for the reduction of toxic metal salts, as an electron source for bioelectrochemical devices, and as a reagent for the synthesis of nanoparticles.
Maksym Karamash +6 more
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Direct Observation of Electrically Conductive Pili Emanating from
mBio, 2021 Geobacter sulfurreducens is a model microbe for elucidating the mechanisms for extracellular electron transfer in several biogeochemical cycles, bioelectrochemical applications, and microbial metal corrosion.
Xinying Liu +4 more
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Genome-wide analysis of the RpoN regulon in
BMC 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
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Dissecting the Structural and Conductive Functions of Nanowires in Geobacter sulfurreducens Electroactive Biofilms [PDF]
mBio, 2022 Conductive nanowires are thought to contribute to long-range electron transfer (LET) in Geobacter sulfurreducens anode biofilms. Three types of nanowires have been identified: pili, OmcS, and OmcZ.
Yin Ye +5 more
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Relationship of electrochemical performance and biofilm development of Desulfuromonas acetexigens and Geobacter sulfurreducens in microbial electrolysis cells [PDF]
Frontiers in MicrobiologyDesulfuromonas acetexigens has gained attention as a biocatalyst in microbial electrolysis cells (MECs) due to its inability to utilize hydrogen as an electron donor, which favors beneficial Coulombic efficiencies (CE). In this study, the electrochemical
Max Rümenapf +3 more
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Cobalt Resistance via Detoxification and Mineralization in the Iron-Reducing Bacterium Geobacter sulfurreducens [PDF]
Frontiers 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
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Syntrophic Growth of Geobacter sulfurreducens Accelerates Anaerobic Denitrification [PDF]
Frontiers in Microbiology, 2018 Nitrate is considered as a contamination since it’s over discharging to water incurs environmental problems. However, nitrate is an ideal electron sink for anaerobic pollutant degraders desiring electron acceptors due to the high redox potential ...
Yuxuan Wan +6 more
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