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Showing 1 to 15 of 15 for “"Shewanella oneidensis MR-1"”.
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Bioreduction of Hematite Nanoparticles by Shewanella oneidensis MR-1
… mechanism may be simultaneously employed by Shewanella oneidensis MR-1 during solid-phase metal reduction. This conclusion is supported by analysis of the bioreduction kinetics of hematite nanoparticles coupled with microscopic investigations of cell-mineral interactions. The reduction …
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Characterisation of OmcA From Shewanella oneidensis MR-1: Biophysical and Mineral Reduction Properties
Several!Shewanella(spp!are!versatile!in!the!respiratory!substrates!they!use.! A! novel! set! of! respiratory! substrates! implicated! are! insoluble! Fe(III)! and! Mn(III,IV)! oxides.! OmcA! from! Shewanella( oneidensis( MR?1! plays! a! role! in! the! …
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Biofilm formation by Shewanella oneidensis MR-1 towards fundamental understanding of anode respiring communities
… organism associated with microbial fuel cells is Shewanella oneidensis, containing multiple EET mechanisms and an apparent inability to form multi-layered biofilms in anaerobic culturing, i.e. microbial fuel cell operating conditions. In contrast to G. sulfurreducens, S. oneidensis biofilm …
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Structural and spectroscopic studies on the porin-cytochrome complex from Shewanella oneidensis MR-1
… process"of"dissimilatory"metal"reduction"(DMR)"in"Shewanella(oneidensis." "" The"properties"of" the"decaheme"protein"MtrA"as"well"as"a" truncated"version"of" this"protein" were" investigated" using" analytical" ultracentrifugation" (AUC)," small" angle" X!ray" scattering" (SAXS)" and" …
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Shewanella oneidensis MR-1 cell-to-cell signaling and its influences on biogeochemical processes
… sensing (cell-to-cell signaling) abilities of Shewanella oneidensis MR-1, a Gram-negative bacterium well known for its ability to use geologic substrates, such as Fe and Mn oxides, for respiratory purposes. Overall our results show that S. oneidensis cannot utilize either an acyl-homoserine …
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Transcriptional Regulation of Shewanella oneidensis Using Native TMAO-Inducible Promoters in a Plasmid-Free System
Shewanella species are well known for their ability to respire a multitude of compounds, including insoluble extracellular metals. Shewanella oneidensis MR-1 has emerged as a model organism for understanding the process of extracellular electron transport (EET), in which cells transfer …
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Microbial Biofilm Development and Electron Transfer in Electrochemical Systems
… particularly, for the facultative anaerobe Shewanella oneidensis MR-1. These systems consist of microbial fuel cells (MFCs) whose anode component will be evaluated with regards to performance, electrical current generation, and microbial coverage and biofilm development. A better …
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Implementation of nano-liquid chromatography hyphenated to tandem mass spectrometry for protein identification in gel and non-gel based proteomics
… of the dissimilatory iron-reducing bacterium Shewanella oneidensis MR-1 grown on ferric oxide (Chapter V) and the effect of a short-term heat shock on the plant barley (Chapter VI). Part III deals with the development of alternative strategies for the analysis of membrane proteins. A special …
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Development of Integrated Photobioelectrochemical System (IPB): Processes, Modeling and Applications
… application of stable isotope probing to study Shewanella oneidensis MR-1 in the MFCs. Chapters 6 to 8 describe the application of models to optimize MFC and IPB system performance. Chapter 9 describes the strategy improvement for the algal harvesting in IPB. Chapter 10 describes the application …
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Electrical current generation by wild type and mutant Shewanella strains
The genus Shewanella has been reported to have the capacity to couple the transfer of electrons to insoluble metal oxides and solid carbon electrodes with cellular growth. While this process may be useful as an energy generation strategy or biotechnological tool, the electron transfer pathway by …
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Sustainable photocatalysis using carbon-based materials through interfacial and solvent engineering
… to develop an efficient biohybrid system with Shewanella oneidensis MR-1 for ethanol and H2 co-production from glycerol upcycling, enhancing extracellular charge transfer between bacteria and abiotic nanomaterials. Finally, an air-tolerant solar reforming system for biomass and plastics was …
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Development and Application of Fluxomics Tools for Analyzing Metabolisms in Non-Model Microorganisms
… analysis to decipher the dynamic metabolisms of Shewanella oneidensis MR-1. The sub-optimal metabolism and the time-dependent metabolic fluxes were profiled in a genome-scale metabolic network. A web-based platform was constructed for high-throughput metabolic model drafting to bridge the gap …
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Group IV element-based luminescent nanoparticles: synthesis, environmental impact evaluation and bio-imaging applications
… using an environment-related bacterium, Shewanella oneidensis MR-1. Specifically, Chapter 1 summarizes recent progress in the syntheses and applications of multicolor CDs. Chapter 2 discusses how doping with phosphorus influences the optical properties of citric acid-based CDs. Chapter 3 …
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Biomarkers: Implications from Discovery and the development of Microscale Electrochemical Sensing Techniques for Their Detection
… for anaerobic dissimilatory iron respiration by Shewanella oneidensis MR-1. An additional finding during this study is the identification of a large outer membrane protein that mediates adhesion of the bacterium to iron oxide particles and may localize itself to the cell surface via Type V …
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Long-range extracellular electron transport by dissimilatory metal-reducing bacteria across a physical separation
… by dissimilatory metal-reducing bacteria (DMRB) that are defined by their ability to gain energy by coupling the oxidation of organic compounds and hydrogen to the reduction of metals. While DMRB are known to use a variety of electron transport mechanisms to reduce Fe and Mn minerals in …