Electroactive microorganisms and extracellular electron transfer (EET)
Extracellular Electron Transfer Powers Enterococcus faecalis Biofilm Metabolism
... In this study, we hypothesize that the ability to withstand higher iron concentrations in some environments provides a metabolic advantage to E. faecalis. We show that iron can accumulate in the E. faecalis biofilm matrix ...
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A Bioelectrochemical Approach to Characterize Extracellular Electron Transfer by Synechocystis sp. PCC6803
... of extracellular electron transfer by ...natural, extracellular wiring of the cells ...phototrophic microorganisms and may generate information useful for scaling up this phenomenon for ...
8
Pulse electromagnetic fields enhance extracellular electron transfer in magnetic bioelectrochemical systems
... In this study, we hypothesized that the magnetic car- bon particle-modified electrodes in BESs may facilitate EET and current production under pulsed magnetic fields. To test this hypothesis, we constructed a new mag- ...
11
Magnet anode enhances extracellular electron transfer and enrichment of exoelectrogenic bacteria in bioelectrochemical systems
... extracellular electron transfer (EET) and facilitated exo- electrogens (Geobacter) enrichment on the anode surface of MFCs resulting in high power generation ...of microorganisms can be ...
9
Extracellular Electron Transfer May Be an Overlooked Contribution to Pelagic Respiration in Humic-Rich Freshwater Lakes
... their electron-accepting capacity, which makes these anaerobic respiration processes sustainable in the anoxic layer ...ultimate electron acceptor, and Fe and HS “recharge” the electron-accepting ...
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Extracellular Electron Transfer Mechanism in Shewanella loihica PV- 4 Biofilms Formed at Indium Tin Oxide and Graphite Electrodes
... solid electron acceptors, MET is limited by the diffusion of the mediator compounds, thus the formation of biofilms could lead to more efficient current generation through a combination of DET and ...
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Extracellular electron transfer from cathode to microbes: application for biofuel production
... publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated. Background An eventual replacement of fossil energy source with sustainable energy system is unavoidable. Biofuels have ...
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Electron self exchange reactions of electroactive ionic liquid and nanoparticle materials
... of electron transfer and mass transport in semi-solid ...of electron transport by examination of apparent diffusion and counter anion relaxation as well as investigation of any potential contribution ...
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Theoretical exploration of optimal metabolic flux distributions for extracellular electron transfer by Shewanella oneidensisMR-1
... for extracellular electron ...different electron transfer mechanisms of cellular phenotypes, namely, secreted flavins of cells distant from the electrode and cytochrome c of cells near the ...
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Mind the gap: characterization of periplasmic cytochromes from Shewanella oneidensis involved in extracellular electron transfer
... ABSTRACT Extracellular electron transfer is the key metabolic trait that enables some bacteria to play a significant role in the biogeochemical cycling of metals and in bioelectrochemical devices ...
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A Membrane Bound Cytochrome Enables Methanosarcina acetivorans To Conserve Energy from Extracellular Electron Transfer
... an extracellular electron acceptor expands the possible environments in which meth- anogens might ...lular electron transfer to syntrophic bacterial partners and/or Fe(III) minerals in some ...
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Photoferrotrophs Produce a PioAB Electron Conduit for Extracellular Electron Uptake
... apparent extracellular electron transfer ...B electron conduit are conserved in phototrophs such as Rhodomicro- bium vannielii and Rhodomicrobium ...
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Electron transport phenomena of electroactive bacteria in microbial fuel cells: a review of Proteus hauseri
... direct electron transfer, media- tor electron transport, and direct interspecies electron transfer dealing with performance of power generation in MFCs (Kumar et ...appropriate ...
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Extracellular Enzymes Facilitate Electron Uptake in Biocorrosion and Bioelectrosynthesis
... direct electron transfer is thought to be widespread in ...fast electron uptake kinetics in microbiological systems without a direct transfer: free, cell-derived enzymes can interact with ca- ...
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How Thermophilic Gram Positive Organisms Perform Extracellular Electron Transfer: Characterization of the Cell Surface Terminal Reductase OcwA
... ABSTRACT Extracellular electron transfer is the key process underpinning the de- velopment of bioelectrochemical systems for the production of energy or added- value ...solid electron ...
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Extracellular vesicles-mediated noncoding RNAs transfer in cancer
... transmission electron microscopy and western ...and extracellular fractions by comparing signal in- tensities of microarray data and the following validation using RT-PCR analysis ...
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Redox dependent metabolic shift in Clostridium autoethanogenum by extracellular electron supply
... The use of mediators with different redox potential revealed a direct dependency of the metabolic effect on the redox potential at which electrons are supplied. Only electrons delivered at a redox potential low enough to ...
12
Electroactive scaffolds, methods of making electroactive scaffolds, and methods of using electroactive scaffolds
... Electroactive PCL-based tissue scaffolds were placed on glass slides and secured in position with two thin strips of adhesive-backed copper tape that were attached to the scaffolds, parallel to one another and ...
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Interplay of Proton Transfer, Electron Transfer and Proton Coupled Electron Transfer in Transition Metal Mediated Nitrogen Fixation
... 4.3. Conclusion Herein we report the first pK a studies on a synthetic nitrogenase and find a strong correlation between pK a and N 2 RR efficiency. Chemical studies revealed that, on their own, the anilinium triflate ...
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Fundamental electron-transfer and proton-coupled electron-transfer properties of Ru(iv)-oxo complexes
... hydrogen-atom transfer reactions by M n+ (O) could be estimated on the basis of the Marcus cross ...the electron-acceptability of the metal centre, 8 both of which depend on the metal ...
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