Results 41 to 50 of about 3,565,976 (274)

Top-down inputs enhance orientation selectivity in neurons of the primary visual cortex during perceptual learning. [PDF]

open access: yes, 2014
Perceptual learning has been used to probe the mechanisms of cortical plasticity in the adult brain. Feedback projections are ubiquitous in the cortex, but little is known about their role in cortical plasticity.
Bazhenov, Maxim   +2 more
core   +5 more sources

Review of Lithium as a Strategic Resource for Electric Vehicle Battery Production: Availability, Extraction, and Future Prospects

open access: yesResources
This article presents a comprehensive review of lithium as a strategic resource, specifically in the production of batteries for electric vehicles. This study examines global lithium reserves, extraction sources, purification processes, and emerging ...
Victor Osvaldo Vega-Muratalla   +3 more
doaj   +1 more source

Oxidation of 4-Chlorophenol by Mesoporous Titania: Effect of Surface Morphological Characteristics

open access: yesInternational Journal of Photoenergy, 2014
Mesoporous nanocrystalline anatase was prepared via EISA employing CTAB as structure directing agent. The drying rate was used as a key synthesis parameter to increase the average pore diameter.
Osmín Avilés-García   +4 more
doaj   +1 more source

Measurement of the rapidity-even dipolar flow in Pb-Pb collisions with the ATLAS detector

open access: yes, 2012
The rapidity-even dipolar flow v1 associated with dipole asymmetry in the initial geometry is measured over a broad range in transverse momentum 0.5 ...
ALICE Collaboration   +5 more
core   +1 more source

Cholinergic innervation is necessary to shift reward timing activity in rodent visual cortex [PDF]

open access: yes, 2011
While the biological analogue of prediction error has been well characterized in the midbrain dopaminergic system, the possibility of other neuromodulatory systems acting as global reinforcers is a topic of much debate.
Emma Roach, Marshall Hussain Shuler
core   +2 more sources

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

Tomato Yellow Leaf Curl Virus V2 Protein Plays a Critical Role in the Nuclear Export of V1 Protein and Viral Systemic Infection

open access: yesFrontiers in Microbiology, 2020
Geminiviruses are an important group of circular, single-stranded DNA viruses that cause devastating diseases in crops. Geminiviruses replicate their genomic DNA in the nucleus and the newly synthesized viral DNA is subsequently transported to the ...
Wenhao Zhao   +7 more
doaj   +1 more source

One size does not fit all: An in vitro evaluation of the effects of bezafibrate and medroxyprogesterone acetate on human SH‐SY5Y and U‐87 MG cancer cells

open access: yesFEBS Open Bio, EarlyView.
Drugs previously repurposed to target blood cancers reduced neuroblastoma and glioblastoma cell growth and viability. However, their levels of anticancer activity were different and their clinical application may be problematic due to side effects at effective doses.
Abhishek Kharawatkar   +4 more
wiley   +1 more source

Clinical profile and outcome of Diabetic ketoacidosis in children [PDF]

open access: yesPerspectives In Medical Research, 2018
Introduction: Diabetic ketoacidosis is a potentially life threatening acute complication of type 1 diabetes mellitus,characterised by triad of hyperglycemia,ketosis and acidemia,accounting for a majority of deaths related to diabetes in children ...
Harish G V1 , Panduranga G2
doaj  

Epilepsy‐Associated Variants of a Single SCN1A Codon Exhibit Divergent Functional Properties

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Pathogenic variants in SCN1A, which encodes the voltage‐gated sodium channel NaV1.1, are associated with multiple epilepsy syndromes exhibiting a range of clinical severity. SCN1A variants are reported in different syndromes, including Dravet syndrome, which is associated with loss‐of‐function, whereas neonatal/infantile‐onset ...
Lanie N. Liebovitz   +3 more
wiley   +1 more source

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