Results 51 to 60 of about 137,757 (233)

Micromagnetic studies of three-dimensional pyramidal shell-structures [PDF]

open access: yes, 2010
In this article we present a systematic, numerical analysis of the magnetic properties of pyramidal-shaped core-shell structures in a size range below 400nm.These are three dimensional structures consisting of a ferromagnetic shell which is grown on top ...
A Knittel   +17 more
core   +2 more sources

Preliminary study on the protective effect of intraoperative direct electrical stimulation motor⁃evoked potential on brainstem motor function

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2020
Objective Preliminary study on the protective effect of intraoperative direct electrical stimulation motor ⁃ evoked potential (DES ⁃ MEP) on motor function during brainstem tumor surgery.
Xiao⁃rong TAO   +6 more
doaj  

Neuromorphic Devices and Computing for Sensing, Memory, and Control

open access: yesAdvanced Science, EarlyView.
This review introduces neuromorphic devices made from diverse materials. These devices mimic neuronal functions and architectures and, when integrated with artificial or biological computing, can form closed loops with neurons for pressure, optical, acoustic, and biochemical sensing and modulation.
Zhengguang Zhu   +2 more
wiley   +1 more source

pohl-michel/Lucas-Kanade-pyramidal-optical-flow-for-3D-image-sequences: 3rd release

open access: yes, 2021
<p>Implementation of the Lucas-Kanade pyramidal optical flow algorithm to register 3D medical images A factor involved in the spatial gradients calculation, that was wrong in the previous version, has been corrected.</p ...
Pohl Michel
core   +1 more source

Oral Actinomyces Species Exposure is Associated with Anxiety‐Like Behavior, Mitochondrial Remodeling, and Altered GABAergic Pathways

open access: yesAdvanced Science, EarlyView.
Oral exposure to cannabis‐associated Actinomyces species, particularly A. meyeri, is associated with anxiety‐like behavior in mice in the absence of detectable bacterial translocation or overt systemic inflammation. These findings support a potential oral‐brain metabolic axis involving candidate metabolites such as arginine and argininosuccinate ...
Tabinda Salman   +11 more
wiley   +1 more source

Mechanisms in the pathogenesis of poststroke spasticity

open access: yesНеврология, нейропсихиатрия, психосоматика, 2011
Objective: to study the mechanisms of poststroke spasticity and the role of structural and functional impairments of skeletal muscles in its pathogenesis. Patients and methods.
E. A. Katushkina   +3 more
doaj   +1 more source

Dynamic analysis of CSF1R-related leukoencephalopathy on magnetic resonance imaging: a case report

open access: yesBMC Neurology, 2021
Background Colony-stimulating factor 1 receptor (CSF1R)-related leukoencephalopathy is a rare and rapidly progressive leukoencephalopathy characterized by cognitive, motor, and neuropsychiatric symptoms, which is often misdiagnosed.
Huasheng Huang, Liming Cao, Hong Chen
doaj   +1 more source

Tunneling and Propping: A Justification for Pyramidal Ownership [PDF]

open access: yes
This paper presents a formal model of tunneling and propping in a pyramidal ownership structure. Tunneling refers to controlling shareholders shifting resources from one firm to another in the same pyramid.
Toolsema, Linda A., Riyanto, Yohanes E.
core   +2 more sources

Multiple sclerosis lesions in motor tracts from brain to cervical cord: spatial distribution and correlation with disability [PDF]

open access: yes, 2020
International audienceDespite important efforts to solve the clinico-radiological paradox, correlation between lesion load and physical disability in patients with multiple sclerosis remains modest.
Edan, Gilles   +120 more
core   +2 more sources

Swimming in Deep Water: Zebrafish Modeling of Complicated Forms of Hereditary Spastic Paraplegia and Spastic Ataxia

open access: yesFrontiers in Neuroscience, 2019
Hereditary spastic paraplegia (HSP) and hereditary ataxia (HA) are two groups of disorders characterized, respectively, by progressive dysfunction or degeneration of the pyramidal tracts (HSP) and of the Purkinje cells and spinocerebellar tracts (HA ...
Valentina Naef   +12 more
doaj   +1 more source

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