Results 81 to 90 of about 181,428 (336)

Arrhythmic risk in elderly patients candidates to transcatheter aortic valve replacement. predicative role of repolarization temporal dispersion [PDF]

open access: yes, 2019
Degenerative aortic valve stenosis (AS) is associated to ventricular arrhythmias and sudden cardiac death, as well as mental stress in specific patients. In such a context, substrate, autonomic imbalance as well as repolarization dispersion abnormalities ...
Crapanzano, Davide   +11 more
core   +1 more source

Two types of densification scaling in the evolution of temporal networks [PDF]

open access: yes, 2020
Many real-world social networks constantly change their global properties over time, such as the number of edges, size and density. While temporal and local properties of social networks have been extensively studied, the origin of their dynamical nature
Génois, Mathieu, Kobayashi, Teruyoshi
core   +4 more sources

Soft Ionic and Electronic Triboelectric Nanogenerators: Toward Attachable and Implantable Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of triboelectric nanogenerator (TENG)–based biomedical applications by classifying studies into electronic and ionic systems across attachable and implantable platforms. It summarizes key material choices, device structures, and working mechanisms that characterize current TENG‐based research, and outlines six future ...
Kyongtae Choi   +12 more
wiley   +1 more source

Patients with Rheumatoid Arthritis and Chronic Pain Display Enhanced Alpha Power Density at Rest

open access: yesFrontiers in Human Neuroscience, 2016
Patients with chronic pain due to neuropathy or musculoskeletal injury frequently exhibit reduced alpha and increased theta power densities. However, little is known about electrical brain activity and chronic pain in patients with rheumatoid arthritis (
Francisco M Meneses   +13 more
doaj   +1 more source

Phase Dependency of the Human Primary Motor Cortex and Cholinergic Inhibition Cancelation during Beta tACS [PDF]

open access: yes, 2016
The human motor cortex has a tendency to resonant activity at about 20 Hz so stimulation should more readily entrain neuronal populations at this frequency.
Brown, Peter   +6 more
core   +2 more sources

Heart Rate and Rhythm and the Benefit of Beta-Blockers in Patients With Heart Failure [PDF]

open access: yesJournal of the American College of Cardiology, 2017
The relationship between mortality and heart rate remains unclear for patients with heart failure with reduced ejection fraction in either sinus rhythm or atrial fibrillation (AF).This analysis explored the prognostic importance of heart rate in patients with heart failure with reduced ejection fraction in randomized controlled trials comparing beta ...
Rigby, Alan S.   +17 more
openaire   +4 more sources

Sea Urchin‐Inspired Immuno‐Instructive Ionic Flow Drives MSCs‐Macrophage Communication to Promote Bone Regeneration

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Bone tissue regeneration is a complex physiological process dependent on the spatiotemporal coordination of immune cells and stem cells. Conventional research primarily elucidates the mechanism through which materials facilitate bone formation by initially modulating macrophages and subsequently encouraging the osteogenic differentiation of ...
Yang Lu   +11 more
wiley   +1 more source

Anxiety and Neurophysiological Markers: Mobile EEG Analysis

open access: yesНациональный психологический журнал
Background. There is a need to develop more advanced methods for diagnosing and correcting anxiety, as currently a significant number of people experience this condition. Objective.
Anna D. Leonteva , Alexey S. Zubarev
doaj   +1 more source

Temporal interactions between cortical rhythms

open access: yesFrontiers in Neuroscience, 2008
Multiple local neuronal circuits support different, discrete frequencies of network rhythm in neocortex. Relationships between different frequencies correspond to mechanisms designed to minimise interference, couple activity via stable phase interactions,
Anita K Roopun   +8 more
doaj   +1 more source

Managing new-onset atrial fibrillation in critically ill patients: a systematic narrative review

open access: yesBMJ Open, 2020
Objectives The aim of this review is to summarise the latest evidence on efficacy and safety of treatments for new-onset atrial fibrillation (NOAF) in critical illness.Participants Critically ill adult patients who developed NOAF during admission.Primary
Oliver C Redfern   +5 more
doaj   +1 more source

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