Results 51 to 60 of about 1,815,202 (194)

Evolution of an equatorial coronal hole structure and the released coronal hole wind stream: Carrington rotations 2039 to 2050

open access: yes, 2017
The Sun is a highly dynamic environment that exhibits dynamic behavior on many different timescales. In particular, coronal holes exhibit temporal and spatial variability.
Berger, Lars   +4 more
core   +1 more source

Knowledge of adolescents completing secondary schools concerning genetically modified organisms (GMO)

open access: yesEnvironmental Protection and Natural Resources, 2016
The objective of the conducted analyses is the evaluation of the level of knowledge concerning the scope of problems related with genetically modified organism (GMO) amongst adolescents completing secondary schools and the determination of the ...
Florek-Łuszczki Magdalena   +3 more
doaj   +1 more source

Failure of Autophagy in Pompe Disease

open access: yesBiomolecules
Autophagy is an evolutionarily conserved lysosome-dependent degradation of cytoplasmic constituents. The system operates as a critical cellular pro-survival mechanism in response to nutrient deprivation and a variety of stress conditions. On top of that,
Hung Do, Naresh K. Meena, Nina Raben
doaj   +1 more source

H3K18Ac as a Marker of Cancer Progression and Potential Target of Anti-Cancer Therapy

open access: yesCells, 2019
Acetylation and deacetylation are posttranslational modifications (PTMs) which affect the regulation of chromatin structure and its remodeling. Acetylation of histone 3 at lysine placed on position 18 (H3K18Ac) plays an important role in driving ...
Marta Hałasa   +7 more
doaj   +1 more source

Treatment of Chronic Migraine with Focus on Botulinum Neurotoxins

open access: yesToxins, 2015
Migraine is the most common neurological disorder, and contributes to disability and large healthcare costs in the United States and the world. The treatment of migraine until recently has focused on medications, both abortive and prophylactic, but ...
Sara M. Schaefer   +2 more
doaj   +1 more source

Differential Classification of Dementia

open access: yesBehavioural Neurology, 1995
In the absence of biological markers, dementia classification remains complex both in terms of characterization as well as early detection of the presence or absence of dementing symptoms, particularly in diseases with possible secondary dementia.
E. Mohr   +5 more
doaj   +1 more source

New Rigid Polycyclic Bis(phosphane) for Asymmetric Catalysis

open access: yesMolecules, 2019
A simple, highly efficient synthesis of a series of novel chiral non-racemic rigid tetracyclic phosphorus ligands, applicable in important chemical asymmetric transformations, was performed. In a tandem cross-coupling/C-H bond activation reaction, a well-
K. Michał Pietrusiewicz   +5 more
doaj   +1 more source

Interference in Bohmian Mechanics with Complex Action

open access: yes, 2007
In recent years, intensive effort has gone into developing numerical tools for exact quantum mechanical calculations that are based on Bohmian mechanics. As part of this effort we have recently developed as alternative formulation of Bohmian mechanics in
David J. Tannor   +5 more
core   +1 more source

An Incentive Compatible Multi-Armed-Bandit Crowdsourcing Mechanism with Quality Assurance [PDF]

open access: yes, 2015
Consider a requester who wishes to crowdsource a series of identical binary labeling tasks to a pool of workers so as to achieve an assured accuracy for each task, in a cost optimal way.
Bhat, Satyanath   +4 more
core  

From the stress response function (back) to the sandpile `dip'

open access: yes, 2005
We relate the pressure `dip' observed at the bottom of a sandpile prepared by successive avalanches to the stress profile obtained on sheared granular layers in response to a localized vertical overload.
Atman, A. P. F.   +6 more
core   +2 more sources

Home - About - Disclaimer - Privacy