Results 81 to 90 of about 216,397 (302)

PARK(ing) time–How park deficiency affects the biological clock in a Drosophila model of Parkinson's disease

open access: yesFEBS Letters, EarlyView.
Drosophila park mutants serve as a model for Parkinson's disease. We used this strain to investigate the connection between oxidative stress and the circadian clock mechanism. We showed that increased oxidative stress affects the physiology of pacemaker cells, disrupting their daily structural plasticity. Lack of rhythmic signaling from pacemaker cells
Kamila Zientara   +3 more
wiley   +1 more source

Study on the Allowable Flux Density for a Solar Central Dual-receiver

open access: yes, 2015
Direct steam generating solar power towers begin to develop dual-receiver concept that enables dynamic and accurate solar flux control on boiling and superheating section.
Yang, Y.   +4 more
core   +1 more source

α‐Synuclein aggregation landscape from phase separation to neurotoxic intermediates

open access: yesFEBS Letters, EarlyView.
Alpha‐synuclein aggregation in Parkinson's disease involves a complex landscape of transient intermediates, including oligomers, fibrils and liquid–liquid phase separation (LLPS). A view is emerging in which LLPS maturation into solid‐like condensates may contribute to the formation of neurotoxic species.
Silvia Arino   +2 more
wiley   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Influence of the load to the induction machine flux density

open access: yes, 2017
In this paper, the numerical calculation of the no-load air gap flux density of an induction machine is described. After that the rotor magnetomotive force reaction distribution is calculated and the final flux density distribution in the nominal-load ...
Laksar, Jan
core  

Heat Flux at the Surface of Metal Foil Heater under Evaporating Sessile Droplets

open access: yesInternational Journal of Aerospace Engineering, 2015
Evaporating water drops on a horizontal heated substrate were investigated experimentally. The heater was made of a constantan foil with the thickness of 25 μm and size of 42 × 35 mm2.
Igor Marchuk   +3 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Internal drainage and nitrate leaching in a corn-black oat-corn succession with two split nitrogen applications

open access: yesScientia Agricola, 2006
Excessive nitrate leaching represents a potential groundwater contamination. This study was carried out in an experiment area located in the city of Piracicaba/SP- Brazil, on a sandy-clayey loam soil.
Flávia Carvalho Silva Fernandes   +2 more
doaj  

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Optical identification/flux density relationship for radio galaxies [PDF]

open access: yes, 1982
Restricted Access.Optical identification statistics are summarized over a flux-density range of about 1000:1 at 408 MHz for identifying galaxies made on the Palomar Sky Survey (PSS) prints from various surveys.
Venkatakrishna, K.L.   +7 more
core  

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