Results 21 to 30 of about 7,607,147 (352)

MIMO In Vivo [PDF]

open access: yes, 2014
We present the performance of MIMO for in vivo environments, using ANSYS HFSS and their complete human body model, to determine the maximum data rates that can be achieved using an IEEE 802.11n system.
Arrobo, Gabriel E.   +4 more
core   +1 more source

Anosognosia in Mild Cognitive Impairment: Lack of Awareness of Memory Difficulties Characterizes Prodromal Alzheimer's Disease

open access: yesFrontiers in Psychiatry, 2021
While anosognosia is often present in Alzheimer's disease, the degree of awareness of cognitive difficulties in the earlier stages, such as Mild Cognitive Impairment (MCI), is less clear.
Christine Bastin   +7 more
doaj   +1 more source

Genetic risk for insomnia is associated with objective sleep measures in young and healthy good sleepers

open access: yesNeurobiology of Disease, 2022
Insomnia disorder (ID) is the second most common neuropsychiatric disorder. Its socioeconomic burden is enormous while diagnosis and treatment are difficult.
Ekaterina Koshmanova   +18 more
doaj   +1 more source

In Vivo Quantitative Assessment of Myocardial Structure, Function, Perfusion and Viability Using Cardiac Micro-computed Tomography [PDF]

open access: yes, 2016
The use of Micro-Computed Tomography (MicroCT) for in vivo studies of small animals as models of human disease has risen tremendously due to the fact that MicroCT provides quantitative high-resolution three-dimensional (3D) anatomical data non ...
Belenkov, S. (Sasha)   +4 more
core   +1 more source

Timely coupling of sleep spindles and slow waves linked to early amyloid-β burden and predicts memory decline

open access: yeseLife, 2022
Sleep alteration is a hallmark of ageing and emerges as a risk factor for Alzheimer’s disease (AD). While the fine-tuned coalescence of sleep microstructure elements may influence age-related cognitive trajectories, its association with AD processes is ...
Daphne Chylinski   +13 more
doaj   +1 more source

Myelin contrast across lamina at 7T, ex-vivo and in-vivo dataset [PDF]

open access: yes, 2016
In this article we report the complete data obtained in-vivo for the paper: “Lines of Baillarger in vivo and ex-vivo: myelin contrast across lamina at 7T MRI and histology” (Fracasso et al., 2015) 1.
Dumoulin, S.O.   +7 more
core   +1 more source

Biological Applications of Electron Paramagnetic Resonance Viscometry Using a 13C-Labeled Trityl Spin Probe

open access: yesMolecules, 2021
Alterations in viscosity of biological fluids and tissues play an important role in health and diseases. It has been demonstrated that the electron paramagnetic resonance (EPR) spectrum of a 13C-labeled trityl spin probe (13C-dFT) is highly sensitive to ...
Murugesan Velayutham   +4 more
doaj   +1 more source

In Vivo Confocal Microscopy Cellular Features of Host and Organism in Bacterial, Fungal, and Acanthamoeba Keratitis. [PDF]

open access: yes, 2018
PURPOSE: To determine cellular features of fungal (FK), Acanthamoeba (AK), and bacterial keratitis (BK) using HRT3 in vivo confocal microscopy (IVCM). DESIGN: Prospective observational cross-sectional study.
Burton, Matthew J   +8 more
core   +1 more source

Dopamine Neuron Challenge Test for early detection of Parkinson’s disease

open access: yesnpj Parkinson's Disease, 2021
Diagnosing Parkinson’s disease (PD) before the clinical onset proves difficult because the hallmark PD symptoms do not manifest until more than 60% of dopamine neurons in the substantia nigra pars compacta have been lost.
Jingheng Zhou   +4 more
doaj   +1 more source

Positive Effect of Cognitive Reserve on Episodic Memory, Executive and Attentional Functions Taking Into Account Amyloid-Beta, Tau, and Apolipoprotein E Status

open access: yesFrontiers in Aging Neuroscience, 2021
Studies exploring the simultaneous influence of several physiological and environmental factors on domain-specific cognition in late middle-age remain scarce.
Justinas Narbutas   +22 more
doaj   +1 more source

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