Results 21 to 30 of about 169,199 (298)

Risk Assessment of Psychotropic Drugs on Mitochondrial Function Using In Vitro Assays

open access: yesBiomedicines, 2023
Mitochondria are potential targets responsible for some drug- and xenobiotic-induced organ toxicities. However, molecular mechanisms of drug-induced mitochondrial toxicities are mostly unknown.
Alicia Rosell-Hidalgo   +4 more
doaj   +1 more source

Novel Method to Process Cystic Fibrosis Sputum for Determination of Oxidative State [PDF]

open access: yes, 2010
Background: Induced sputum is the most commonly used method to analyze airway inflammation in cystic fibrosis (CF) patients ex vivo. Due to the complex matrix of the sample material, precise and reliable analysis of sputum constituents depends critically
Feilcke, M.   +5 more
core   +1 more source

Reconstruction of Extracellular Respiratory Pathways for Iron(III) Reduction in Shewanella oneidensis strain MR-1

open access: yesFrontiers in Microbiology, 2012
Shewanella oneidensis strain MR-1 is a facultative anaerobic bacterium capable of respiring a multitude of electron acceptors, many of which require the Mtr respiratory pathway.
Dan eCoursolle, Jeffrey A Gralnick
doaj   +1 more source

Mechanisms of Bacterial Extracellular Electron Exchange. [PDF]

open access: yes, 2016
The biochemical mechanisms by which microbes interact with extracellular soluble metal ions and insoluble redox-active minerals have been the focus of intense research over the last three decades. The process presents two challenges to the microorganism;
Butt, Julea N.   +5 more
core   +1 more source

Exploring the molecular mechanisms of electron shuttling across the microbe/metal space

open access: yesFrontiers in Microbiology, 2014
Dissimilatory metal reducing organisms play key roles in the biogeochemical cycle of metals as well as in the durability of submerged and buried metallic structures.
Catarina M Paquete   +6 more
doaj   +1 more source

An unknown oxidative metabolism substantially contributes to soil CO2 emissions [PDF]

open access: yesBiogeosciences, 2013
The respiratory release of CO2 from soils is a major determinant of the global carbon cycle. It is traditionally considered that this respiration is an intracellular metabolism consisting of complex biochemical reactions carried out by numerous enzymes ...
T. Shahzad   +10 more
doaj   +1 more source

Respiratory Parameters for the Classification of Dysfunctional Insulin Secretion by Pancreatic Islets

open access: yesMetabolites, 2021
The development of obesity and type 2 diabetes (T2D) has been associated with impaired mitochondrial function. In pancreatic beta (β) cells, mitochondrial energy metabolism plays a central role in triggering and controlling glucose-stimulated insulin ...
Uma D. Kabra   +2 more
doaj   +1 more source

Alpha- and beta-adrenergic mediation of changes in metabolism and Na/K exchange in rat brown fat [PDF]

open access: yes, 1985
Double- and triple-barreled ion-sensitive microelectrodes were used to measure changes in extracellular K+ and Na+ concentrations ([K+]o, [Na+]o) in brown fat.
Coles, Jonathan A.   +2 more
core   +2 more sources

Improving measurements of microbial growth, death, and turnover by accounting for extracellular DNA in soils [PDF]

open access: yesSOIL
Microbial respiration, growth, and turnover are driving processes in the formation and decomposition of soil organic matter. In contrast to respiration and growth, microbial turnover and death currently lack distinct methods to be determined.
J. Schnecker   +5 more
doaj   +1 more source

Plant and Soil Enzyme Activities Regulate CO2 Efflux in Alpine Peatlands After 5 Years of Simulated Extreme Drought

open access: yesFrontiers in Plant Science, 2021
Increasing attention has been given to the impact of extreme drought stress on ecosystem ecological processes. Ecosystem respiration (Re) and soil respiration (Rs) play a significant role in the regulation of the carbon (C) balance because they are two ...
Zhongqing Yan   +19 more
doaj   +1 more source

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