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The Role of Anode Potential in Electromicrobiology [PDF]

open access: yesMicroorganisms
Electroactive microorganisms are capable of exchanging electrons with electrodes and thus have potential applications in many fields, including bioenergy production, microbial electrochemical synthesis of chemicals, environmental protection, and ...
Yanran Li   +3 more
exaly   +6 more sources

Electromicrobiology: Electron Transfer via Biowires in Nature and Practical Applications [PDF]

open access: yesBIO Web of Conferences, 2016
One of the most exciting developments in the field of electromicrobiology has been the discovery of electrically conductive pili (e-pili) in Geobacter species that transport electrons with a metallic-like mechanism.
Lovley Derek
exaly   +9 more sources

Electromicrobiological concentration cells are an overlooked potential energy conservation mechanism for subsurface microorganisms [PDF]

open access: yesFrontiers in Microbiology
Thermodynamics has predicted many different kinds of microbial metabolism by determining which pairs of electron acceptors and donors will react to produce an exergonic reaction (a negative net change in Gibbs free energy). In energy-limited environments,
Ian P. G. Marshall
doaj   +4 more sources

Bacterial community of sediments under the Eastern Boundary Current System shows high microdiversity and a latitudinal spatial pattern [PDF]

open access: yesFrontiers in Microbiology, 2022
The sediments under the Oxygen Minimum Zone of the Eastern Boundary Current System (EBCS) along Central-South Peru and North-Central Chile, known as Humboldt Sulfuretum (HS), is an organic-matter-rich benthic habitat, where bacteria process a variety of ...
Alexis Fonseca   +4 more
doaj   +2 more sources

Cable bacteria with electric connection to oxygen attract flocks of diverse bacteria [PDF]

open access: yesNature Communications, 2023
Cable bacteria are centimeter-long filamentous microbes that conduct electrons via internal wires, thus coupling sulfide oxidation between sediment layers. Here, Bjerg et al. show that the anoxic part of oxygen-respiring cable bacteria attracts swarms of
Jesper J. Bjerg   +10 more
doaj   +2 more sources

Biomaterials and Electroactive Bacteria for Biodegradable Electronics [PDF]

open access: yesFrontiers in Microbiology, 2022
The global production of unrecycled electronic waste is extensively growing each year, urging the search for alternatives in biodegradable electronic materials.
Robin Bonné   +3 more
doaj   +2 more sources

Persistent flocks of diverse motile bacteria in long-term incubations of electron-conducting cable bacteria, Candidatus Electronema aureum [PDF]

open access: yesFrontiers in Microbiology, 2023
Cable bacteria are centimeters-long filamentous bacteria that oxidize sulfide in anoxic sediment layers and reduce oxygen at the oxic-anoxic interface, connecting these reactions via electron transport.
Jamie J. M. Lustermans   +7 more
doaj   +2 more sources

Using Cathodic Poised Potential Experiments to Investigate Extracellular Electron Transport in the Crustal Deep Biosphere of North Pond, Mid-Atlantic Ridge [PDF]

open access: yesFrontiers in Environmental Science, 2020
The crustal sub-seafloor covers a large portion of the Earth’s surface but is poorly understood as a habitat for life. It is unclear what metabolisms support the microscopic cells that have been observed, and how they survive under resource limitation ...
Rose M. Jones   +3 more
doaj   +3 more sources

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

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   +2 more sources

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