Results 101 to 110 of about 35,099 (310)

Electron transfer process in microbial electrochemical technologies: the role of cell-surface exposed conductive proteins [PDF]

open access: yes, 2018
Electroactive microorganisms have attracted significant interest for the development of novel biotechnological systems of low ecological footprint.
Clarke, Thomas A.   +5 more
core   +1 more source

Engineering Microbial Consortia for High-Performance Cellulosic Hydrolyzates-Fed Microbial Fuel Cells

open access: yesFrontiers in Microbiology, 2019
Microbial fuel cells (MFCs) are eco-friendly bio-electrochemical reactors that use exoelectrogens as biocatalyst for electricity harvest from organic biomass, which could also be used as biosensors for long-term environmental monitoring.
Feng Li   +12 more
doaj   +1 more source

Optical spectroscopy of cryogenic metalated flavins: The O2(+) isomers of M+lumiflavin (M=Li–Cs)

open access: yesJournal of Photochemistry and Photobiology, 2020
Flavin complexes are used by nature in many photobiological processes, because their photochemical response in the visible range can be strongly modulated by their environment.
David Müller, Otto Dopfer
doaj   +1 more source

A Re-evaluation of Electron-Transfer Mechanisms in Microbial Electrochemistry: Shewanella Releases Iron that Mediates Extracellular Electron Transfer [PDF]

open access: yes, 2016
Exoelectrogenic bacteria can couple their metabolism to extracellular electron acceptors, including macroscopic electrodes, and this has applications in energy production, bioremediation and biosensing.
Artyushkova   +33 more
core   +1 more source

Old Chromophores, New Photoactivation Paradigms, Trendy Applications: Flavins in Blue Light‐Sensing Photoreceptors †

open access: yesPhotochemistry and Photobiology, 2011
The knowledge on the mechanisms by which blue light (BL) is sensed by diverse and numerous organisms, and of the physiological responses elicited by the BL photoreceptors, has grown remarkably during the last two decades. The basis for this “blue revival”
A. Losi, W. Gärtner
semanticscholar   +1 more source

The investigation of interactions in the excited state of flavins using time-resolved spectroscopy [PDF]

open access: yes
In paper I the results obtained with a very short (3 nsec) intense laser pulse as excitation source are described. This pulse excites such a large amount of flavin molecules into higher excited singlet and triplet states that changes in absorption of ...
Visser, A.J.W.G.
core   +1 more source

From iron oxides to infections [PDF]

open access: yes, 2008
I was fortunate to have met Terry Beveridge early during my time in graduate school, when my advisor, Francois Morel (a geochemist), recognized the importance of my having a microbiologist on my PhD advising committee.
Newman, D. K.
core   +1 more source

Phenazine‐Based Synthetic Biology to Signal Between Cells and Electrodes

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Bioelectronic systems that enable seamless communication between electronic devices and living systems represent a transformative frontier in biotechnology. Among available methodologies, redox based signaling offers unique advantages due to its ubiquity in biology and compatibility with standard electrochemical equipment, expanding on ...
Eric VanArsdale   +8 more
wiley   +1 more source

Are physiological oscillations physiological?

open access: yesThe Journal of Physiology, EarlyView., 2023
Abstract figure legend Mechanisms and functions of physiological oscillations. Abstract Despite widespread and striking examples of physiological oscillations, their functional role is often unclear. Even glycolysis, the paradigm example of oscillatory biochemistry, has seen questions about its oscillatory function.
Lingyun (Ivy) Xiong, Alan Garfinkel
wiley   +1 more source

Red-light effects sensitized by methylene blue on nitrate reductase from spinach (Spinacia Oleracea L.) leaves [PDF]

open access: yes, 1984
Nitrate reductase from spinach (Spinacia oleracea L.) leaves, which had been inactivated in vitro by incubation with N A D H and cyanide, was fully reactivated in minutes when irradiated in anaerobic conditions with red light in the presence o f m ...
Aparicio, Pedro J.   +4 more
core  

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