Results 71 to 80 of about 14,406 (202)

Magnetoencephalography Atlas Viewer for Dipole Localization and Viewing

open access: yesJournal of Imaging
Magnetoencephalography (MEG) is a noninvasive neuroimaging technique widely recognized for epilepsy and tumor mapping. MEG clinical reporting requires a multidisciplinary team, including expert input regarding each dipole’s anatomic localization.
N.C.d. Fonseca   +9 more
doaj   +1 more source

Magnetoencephalography in Preoperative Epileptic Foci Localization: Enlightenment from Cognitive Studies

open access: yesFrontiers in Computational Neuroscience, 2017
Over 30% epileptic patients are refractory to medication, who are amenable to neurosurgical treatment. Non-invasive brain imaging technologies including video-electroencephalogram (EEG), magnetic resonance imaging (MRI), and magnetoencephalography (MEG ...
Qian Wang   +5 more
doaj   +1 more source

Non-Conscious Brain Processes Revealed by Magnetoencephalography (MEG) [PDF]

open access: yes, 2011
Information processing in the human brain can happen fully conscious or in total absence of consciousness. Despite being far away from understanding consciousness in terms of being a subjective phenomenon based on neural activity we can at least imagine what it means to be consciously aware of a sensory perception or knowledge or ourselves. At the very
openaire   +3 more sources

Distinctive neurophysiological correlates of sound onset and offset perception in humans

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Electroencephalography (EEG) recordings were obtained from participants listening to successive pairs of 1‐2 s noises in a silent background (Study 1) or successive pairs 1‐2 s silent gaps in a noise background (Study 2). Participants heard the same stimuli in the context of either a duration discrimination task (identifying ...
Fatima Ali   +3 more
wiley   +1 more source

A magnetoencefalografia. Aplicações Clínicas.

open access: yesActa Médica Portuguesa, 2004
Magnetoencephalography (MEG) is a technique that enables the measurement of the magnetic fields produced by the brain. It is a noninvasive method that allows, similarly to electroencephalography (EEG), to follow the evolution of electrophysiological ...
Maria João Gomes Trindade
doaj   +1 more source

Neurons embedded in loop‐like motifs act as central hubs for brain‐wide integration

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Neurons form loop‐like triplet motifs in which activity originates in Areai, propagates to an external Areaj and returns to Areai. Neurons participating in these loops act as major external hubs, forming pairwise assemblies with neurons across multiple other areas (A–N).
Fabrizio Londei   +6 more
wiley   +1 more source

Refining Detection of Subclinical Epileptiform Activity in Alzheimer's Disease: A Case–Control Study and Call for a Consensus

open access: yesAnnals of Neurology, Volume 99, Issue 4, Page 1046-1058, April 2026.
[Color figure can be viewed at www.annalsofneurology.org] Objective Sleep‐predominant network hyperexcitability is increasingly recognized as a potential disease‐accelerating comorbidity in Alzheimer's disease (AD). However, its prevalence and risk‐factors remain debated, largely due to cohort‐specific and methodological differences across studies.
Anna B. Szabo   +14 more
wiley   +1 more source

Using optically pumped magnetometers to replicate task-related responses in next generation magnetoencephalography

open access: yesScientific Reports
Optically pumped magnetometers (OPMs) offer a new wearable means to measure magnetoencephalography (MEG) signals, with many advantages compared to conventional systems.
Kristina Safar   +7 more
doaj   +1 more source

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