Results 41 to 50 of about 1,330 (166)

Engineering nanowires in bacteria to elucidate electron transport structural–functional relationships

open access: yesScientific Reports, 2023
Bacterial pilin nanowires are protein complexes, suggested to possess electroactive capabilities forming part of the cells’ bioenergetic programming.
Ben Myers   +5 more
doaj   +1 more source

Genetic Manipulation of Desulfovibrio ferrophilus and Evaluation of Fe(III) Oxide Reduction Mechanisms

open access: yesMicrobiology Spectrum, 2022
The sulfate-reducing microbe Desulfovibrio ferrophilus is of interest due to its relatively rare ability to also grow with Fe(III) oxide as an electron acceptor and its rapid corrosion of metallic iron. Previous studies have suggested multiple agents for
Toshiyuki Ueki   +2 more
doaj   +1 more source

Cryo-EM structure of an extracellular Geobacter OmcE cytochrome filament reveals tetrahaem packing. [PDF]

open access: yes, 2022
Electrically conductive appendages from the anaerobic bacterium Geobacter sulfurreducens were first observed two decades ago, with genetic and biochemical data suggesting that conductive fibres were type IV pili.
Su, Zhangli   +10 more
core   +1 more source

Novel conductive biomaterials inspired by microbial nanowires [PDF]

open access: yes, 2018
Model microorganism Geobacter sulfurreducens extracellularly respires metal electron acceptors through conductive micron length pili appendages that are homopolymers of a single gene product, PilA.This dissertation investigates the physical and ...
Cosert, Krista
core   +1 more source

Data_Sheet_1_The Role of Exopolysaccharides in Direct Interspecies Electron Transfer.docx [PDF]

open access: yes, 2022
Direct interspecies electron transfer (DIET) is an effective mechanism for microbial species to exchange electrons cooperatively during syntrophic metabolism. It is generally accepted that DIET is mainly mediated by electrically conductive pili and outer
Zheng Zhuang (4090474)   +3 more
core   +1 more source

The Type IVB Pili of Salmonella enterica Serovar Typhi Bind to the Cystic Fibrosis Transmembrane Conductance Regulator [PDF]

open access: yesInfection and Immunity, 2003
ABSTRACT Salmonella enterica serovar Typhi expresses type IVB pili. We show that the prePilS protein (the soluble precursor form of the structural pilin) interacts with a 15-mer peptide representing the first extracellular domain of the cystic fibrosis transmembrane conductance regulator (CFTR), a recognized human ...
Tsui, ISM   +3 more
openaire   +3 more sources

Electrochemical Characterization of the Periplasmic PpcA c‐Cytochrome of Geobacter sulfurreducens Reveals Its Affinity for Uranium

open access: yesChemElectroChem, 2023
Geobacter bacteria produce conductive pili appendages and an outer membrane‐anchored lipopolysaccharide to immobilize uranium extracellularly. Yet, some radionuclide enters the cell envelope, where is rapidly mineralized by periplasmic c‐cytochromes.
Dr. Bhushan P. Awate   +2 more
doaj   +1 more source

Multi-cycle anaerobic digestion of hydrothermal liquefaction aqueous phase: Role of carbon and iron based conductive materials in inhibitory compounds degradation, microbial structure shaping, and interspecies electron transfer regulation [PDF]

open access: yes, 2023
Anaerobic digestion is commonly performed to treat hydrothermal liquefaction aqueous phase (HTL-AP), but the conversion is limited by the inhibitory compounds.
Si, Buchun   +6 more
core   +1 more source

Low Energy Atomic Models Suggesting a Pilus Structure that could Account for Electrical Conductivity of Geobacter sulfurreducens Pili [PDF]

open access: yesScientific Reports, 2016
AbstractThe metallic-like electrical conductivity of Geobacter sulfurreducens pili has been documented with multiple lines of experimental evidence, but there is only a rudimentary understanding of the structural features which contribute to this novel mode of biological electron transport.
Ke Xiao   +5 more
openaire   +2 more sources

Bioenergy Generation and Phenol Degradation through Microbial Fuel Cells Energized by Domestic Organic Waste

open access: yesMolecules, 2023
Microbial fuel cells (MFCs) seem to have emerged in recent years to degrade the organic pollutants from wastewater. The current research also focused on phenol biodegradation using MFCs.
Asim Ali Yaqoob   +5 more
doaj   +1 more source

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