Results 31 to 40 of about 27,690 (251)

Synapse-Specific Regulation Revealed at Single Synapses Is Concealed When Recording Multiple Synapses

open access: yesFrontiers in Cellular Neuroscience, 2017
Synaptic transmission and its activity-dependent modulation, known as synaptic plasticity, are fundamental processes in nervous system function. Neurons may receive thousands of synaptic contacts, but synaptic regulation may occur only at individual or ...
Justin Lines   +4 more
doaj   +1 more source

Applicability of the Electro-Vectorcardiogram in Current Clinical Practice

open access: yesArquivos Brasileiros de Cardiologia
The electrocardiogram (ECG) has been reinvigorated by the identification of electrical alterations that were not definitely clarified before. In this context, and mainly regarding the definition of arrhythmogenic substrates, the association of the ECG ...
Carlos Alberto Pastore   +5 more
doaj   +1 more source

A General Model of Ion Passive Transmembrane Transport Based on Ionic Concentration

open access: yesFrontiers in Computational Neuroscience, 2019
Current mainstream neural computing is based on the electricity model proposed by Hodgkin and Huxley in 1952, the core of which is ion passive transmembrane transport controlled by ion channels.
Vincent Qiqian Wang, Shenquan Liu
doaj   +1 more source

Natural Categorization: Electrophysiological Responses to Viewing Natural Versus Built Environments

open access: yesFrontiers in Psychology, 2020
Environments are unique in terms of structural composition and evoked human experience. Previous studies suggest that natural compared to built environments may increase positive emotions.
Salif Mahamane   +6 more
doaj   +1 more source

Subclinical Optic Nerve Involvement in Radiologically Isolated Syndrome: Multimodal Detection and Diagnostic Impact

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives We aimed to determine the frequency of subclinical optic nerve (ON) lesions using MRI, optical coherence tomography (OCT), and visual evoked potentials (VEP) in radiologically isolated syndrome (RIS), and to assess their diagnostic and prognostic significance.
Christine Lebrun‐Frenay   +13 more
wiley   +1 more source

Emotional body-word conflict evokes enhanced n450 and slow potential. [PDF]

open access: yesPLoS ONE, 2014
Emotional conflict refers to the influence of task irrelevant affective stimuli on current task set. Previously used emotional face-word tasks have produced certain electrophysiological phenomena, such as an enhanced N450 and slow potential; however, it ...
Jianling Ma   +4 more
doaj   +1 more source

Cellular Responses to Mechanical Cues Across Scales: From Fundamental Insights to Translational Potential

open access: yesAdvanced Healthcare Materials, EarlyView.
This review examines how cellular behavior is regulated by mechanical cues transmitted through soft biomaterials, from single‐cell mechanosensing to tissue‐level adaptation. It highlights why physiological relevance, rather than model complexity alone, is critical for translational mechanobiology and introduces a scoring framework linking material ...
Mathias Polz   +9 more
wiley   +1 more source

The physiology and psychophysics of the colour-form relationship: a review

open access: yesFrontiers in Psychology, 2015
The relationship between colour and form has been a long standing issue in visual science. A picture of functional segregation and topographic clustering emerges from anatomical and electrophysiological studies in animals, as well as by brain imaging ...
Konstantinos eMoutoussis
doaj   +1 more source

Bioprinting High‐Cell‐Density Cardiac Tissue Constructs With Sustained Contractile Function

open access: yesAdvanced Healthcare Materials, EarlyView.
Contractile cardiomyocytes in 3D culture provide insights into the behavior of the heart. Combining a 3D bioprinting approach with a multi‐electrode array allows the development of the 3D culture to be monitored over time, and matured cultures allow the effect of drugs on cardiac function to be modelled, replicating effects seen in clinical application.
Priscila Melo   +8 more
wiley   +1 more source

Research on the application of the improved genetic algorithm in the electroencephalogram-based mental workload evaluation for miners

open access: yesJournal of Algorithms & Computational Technology, 2016
Electroencephalogram is the electrical phenomena in the cerebral cortex or the scalp surface due to the electrophysiological activity of brain cells. Electroencephalogram has great theoretical and practical significance in measuring mental workload of ...
Li Hongxia   +3 more
doaj   +1 more source

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