Results 31 to 40 of about 601,327 (285)

Cross-Frequency Coupling Between Cerebral Blood Flow Velocity and EEG in Ischemic Stroke Patients With Large Vessel Occlusion

open access: goldFrontiers in Neurology, 2019
Background: Neurovascular coupling enables a rapid adaptation of cerebral blood flow (CBF) to support neuronal activities. Whether this mechanism is compromised during the acute phase after ischemic stroke remains unknown.
Xiuyun Liu   +12 more
doaj   +2 more sources

Thalamo-cortical cross-frequency coupling detected with MEG [PDF]

open access: yesFrontiers in Human Neuroscience, 2014
Neural oscillations are observed across a variety of temporal and spatial scales, and are believed to play a key role in brain function. In addition to specific functional roles ascribed to isolated frequencies, it is likely that the interplay between activity at different frequencies plays an essential role in cognition and behavior (Canolty and ...
Bernadette C.M. Van Wijk   +1 more
doaj   +5 more sources

Theta-gamma phase-amplitude coupling: physiological basics, analysis methods, and perspectives of translation into clinical practice [PDF]

open access: yesАнналы клинической и экспериментальной неврологии, 2022
Studying rhythmic neural synchronization (cross-frequency coupling in various ranges) is an emerging topic in present-day neurophysiology. One of the best-studied cross-frequency couplings is theta-gamma phase-amplitude coupling that contributes to the ...
Alexandra G. Poydasheva   +6 more
doaj   +1 more source

Untangling cross-frequency coupling in neuroscience [PDF]

open access: yesCurrent Opinion in Neurobiology, 2014
AbstractCross-frequency coupling (CFC) has been proposed to coordinate neural dynamics across spatial and temporal scales. Despite its potential relevance for understanding healthy and pathological brain function, the standard CFC analysis and physiological interpretation come with fundamental problems.
Aru, Juhan   +7 more
openaire   +7 more sources

Dissociating harmonic and non-harmonic phase-amplitude coupling in the human brain

open access: yesNeuroImage, 2021
Phase-amplitude coupling (PAC) has been hypothesized to coordinate cross-frequency interactions of neuronal activity in the brain. However, little is known about the distribution of PAC across the human brain and the frequencies involved. Furthermore, it
Janet Giehl, Nima Noury, Markus Siegel
doaj   +1 more source

Neural Cross-Frequency Coupling Functions in Sleep

open access: yesNeuroscience, 2023
The human brain presents a heavily connected complex system. From a relatively fixed anatomy, it can enable a vast repertoire of functions. One important brain function is the process of natural sleep, which alters consciousness and voluntary muscle activity. On neural level, these alterations are accompanied by changes of the brain connectivity.
Manasova, Dragana, Stankovski, Tomislav
openaire   +3 more sources

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