Results 71 to 80 of about 2,789,820 (262)

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Relationships between range access as monitored by radio frequency identification technology, fearfulness, and plumage damage in free-range laying hens

open access: yesAnimal, 2016
Severe feather-pecking (SFP), a particularly injurious behaviour in laying hens (Gallus gallus domesticus), is thought to be negatively correlated with range use in free-range systems.
K.M. Hartcher   +5 more
doaj   +1 more source

Electron transfer between complexes III and IV in S. cerevisiae mitochondrial membranes

open access: yesFEBS Letters, EarlyView.
Mitochondrial oxidative phosphorylation in S. cerevisiae mitoplasts is limited by complex IV catalytic capacity, rather than two‐dimensional cytochrome c diffusion. At physiological cytochrome c : supercomplex ratios at salinity equivalent to that of 20 mm monovalent salt, activity is maximized, indicating that this low ionic strength accurately mimics
Ana Paula Lobez   +2 more
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Effect of dietary supplementation with oregano oil premix on the antioxidant status, performance, and meat quality in slow-growth broiler chickens

open access: yesItalian Journal of Animal Science
This study investigated the influence of dietary supplementation with oregano oil premix on the antioxidant status, performance, and meat quality of slow-growth genotype chickens raised under a commercial production system. The study included two groups,
Evgenia Fotou   +13 more
doaj   +1 more source

Examining the links between temperature, piglet behaviour and survival during winter in outdoor housing in Australia

open access: yesAnimal Welfare
Cold stress is a significant welfare concern for piglets, particularly in outdoor housing systems where the ambient climate cannot be controlled. To deal with cold stress, piglets engage in heat-inducing behaviours, such as maintaining proximity to the ...
Amelia H Sofra   +2 more
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Erysipelothrix rhusiopathiae, a re-emerging pathogen: a case report in laying hens from a cage-free farm

open access: yesAustral Journal of Veterinary Sciences
Erysipelas, caused by Erysipelothrix rhusiopathiae, has re-emerged as a significant threat in cage-free poultry systems. In May 2025, we investigated a sudden increase in mortality on a commercial layer farm in Chile.
Leandro Cadiz Núñez   +2 more
doaj   +1 more source

Effect of genotype and sex on carcass characteristics of chickens raised in extensive system [PDF]

open access: yesBiotechnology in Animal Husbandry, 2018
The aim of this work was to examine the possibility of using different poultry breeds for meat production in extensive systems, concerning their slaughter traits.
Perić Lidija   +3 more
doaj  

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