Methylmercury formation in biofilms of Geobacter sulfurreducens [PDF]
Frontiers in Microbiology, 2023 IntroductionMercury (Hg) is a major environmental pollutant that accumulates in biota predominantly in the form of methylmercury (MeHg). Surface-associated microbial communities (biofilms) represent an important source of MeHg in natural aquatic systems.
Elena Yunda +3 more
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Development of a whole-cell biosensor based on an ArsR-Pars regulatory circuit from Geobacter sulfurreducens [PDF]
Environmental Science and Ecotechnology, 2021 In this study, an Escherichia coli (E. coli) whole-cell biosensor for the specific detection of bioavailable arsenic was developed by placing a green fluorescent protein (GFP) reporter gene under the control of the ArsR1 (GSU2952) regulatory circuit from
Pengsong Li +8 more
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Conjugative plasmids inhibit extracellular electron transfer in Geobacter sulfurreducens [PDF]
Frontiers in Microbiology, 2023 Geobacter sulfurreducens is part of a specialized group of microbes with the unique ability to exchange electrons with insoluble materials, such as iron oxides and electrodes. Therefore, G.
Mathias Fessler +2 more
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Geobacter sulfurreducens metabolism at different donor/acceptor ratios [PDF]
MicrobiologyOpen, 2022 Geobacter species have great application potential in remediation processes and electrobiotechnology. In all applications, understanding the metabolism will enable target‐oriented optimization of the processes.
Hanna Marianne Frühauf‐Wyllie +1 more
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The varied roles of pilA-N, omcE, omcS, omcT, and omcZ in extracellular electron transfer by Geobacter sulfurreducens [PDF]
Frontiers in Microbiology, 2023 Geobacter sulfurreducens mediates extracellular electron transfer (EET) reactions with different substrates, such as solid-phase Fe(III)-containing minerals, anodes and the cells of Geobacter metallireducens.
Jie Jiang +15 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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Geobacter sulfurreducens’ Unique Metabolism Results in Cells with a High Iron and Lipid Content [PDF]
Microbiology Spectrum, 2022 Geobacter sulfurreducens is a ubiquitous iron-reducing bacterium in soils, and in engineered systems, it can respire an electrode to produce measurable electric current.
Ethan Howley +3 more
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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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Biosensors and Bioelectronics: X, 2023 Geobacter sulfurreducens is an essential microorganism in biogeochemical cycles. It is used biotechnologically in bioremediation and electricity production. The importance of G.
G.A. Huerta-Miranda +6 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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