Results 61 to 70 of about 55,099 (261)

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

How do Today's Modern Passenger Cars Brake?

open access: yesLogi, 2018
The article deals with issues of vehicle braking from different points of view. We made repeated braking tests of modern vehicles during intensive braking on various asphalt surfaces with the goal to evaluate character of this random variable.
Ondruš Ján   +3 more
doaj   +1 more source

Deceleration

open access: yes, 2022
Modern society is characterised by increased velocity and instability, i.e., it is becoming increasingly liquid and socially accelerated (Bauman, 2012; Rosa, 2013). Herein, the concept of self and relationships with others or their surroundings are constantly changing for consumers.
openaire   +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

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Caffeine supplementation improved movement patterns and reactive agility in rugby sevens matches in male collegiate players

open access: yesJournal of the International Society of Sports Nutrition
Purpose Rugby sevens is a high-intensity contact sport often played in two-day tournaments. Caffeine is widely used by rugby players for its performance-enhancing effects.
Chang-Li Hsueh   +2 more
doaj   +1 more source

Estimation of car braking parameters

open access: yesLietuvos Matematikos Rinkinys, 2004
In the paper the problem of prediction of car braking distance from its initial speed is considered. Based on the data of braking experiments, a regression model is fitted and validated and the covariance structure of the prediction errors is ...
Marijus Radavičius, Saulius Nagurnas
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Phase-specific changes in running velocity during the 100 m sprint in university athletes

open access: yesPhysical Education of Students
Background and Study Aim. The 100 m sprint is widely used as an indicator of human neuromuscular performance and maximal running speed. Sprinting over this distance is characterized by distinct phases, including acceleration, maximum velocity, and ...
Md. Eman Ali   +3 more
doaj   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

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