Neural correlates of unconsciousness in large-scale brain networks

GA Mashour, AG Hudetz - Trends in neurosciences, 2018 - cell.com
The biological basis of consciousness is one of the most challenging and fundamental
questions in 21st century science. A related pursuit aims to identify the neural correlates and …

Role of network science in the study of anesthetic state transitions

UC Lee, GA Mashour - Anesthesiology, 2018 - pubs.asahq.org
The heterogeneity of molecular mechanisms, target neural circuits, and neurophysiologic
effects of general anesthetics makes it difficult to develop a reliable and drug-invariant index …

The generation and propagation of the human alpha rhythm

M Halgren, I Ulbert, H Bastuji, D Fabó… - Proceedings of the …, 2019 - National Acad Sciences
The alpha rhythm is the longest-studied brain oscillation and has been theorized to play a
key role in cognition. Still, its physiology is poorly understood. In this study, we used …

Use of common average reference and large-Laplacian spatial-filters enhances EEG signal-to-noise ratios in intrinsic sensorimotor activity

S Tsuchimoto, S Shibusawa, S Iwama… - Journal of neuroscience …, 2021 - Elsevier
Background Oscillations in the resting-state scalp electroencephalogram (EEG) represent
various intrinsic brain activities. One of the characteristic EEG oscillations is the …

[HTML][HTML] Relationship of critical dynamics, functional connectivity, and states of consciousness in large-scale human brain networks

H Lee, D Golkowski, D Jordan, S Berger, R Ilg, J Lee… - Neuroimage, 2019 - Elsevier
Recent modeling and empirical studies support the hypothesis that large-scale brain
networks function near a critical state. Similar functional connectivity patterns derived from …

Functional and neurochemical disruptions of brain hub topology in chronic pain

CM Kaplan, A Schrepf, D Vatansever, TE Larkin… - Pain, 2019 - journals.lww.com
A critical component of brain network architecture is a robust hub structure, wherein hub
regions facilitate efficient information integration by occupying highly connected and …

Human connectome topology directs cortical traveling waves and shapes frequency gradients

DP Koller, M Schirner, P Ritter - Nature Communications, 2024 - nature.com
Traveling waves and neural oscillation frequency gradients are pervasive in the human
cortex. While the direction of traveling waves has been linked to brain function and …

Mechanisms of hysteresis in human brain networks during transitions of consciousness and unconsciousness: Theoretical principles and empirical evidence

H Kim, JY Moon, GA Mashour… - PLoS computational …, 2018 - journals.plos.org
Hysteresis, the discrepancy in forward and reverse pathways of state transitions, is observed
during changing levels of consciousness. Identifying the underlying mechanism of …

Network efficiency and posterior alpha patterns are markers of recovery from general anesthesia: a high-density electroencephalography study in healthy volunteers

S Blain-Moraes, V Tarnal, G Vanini… - Frontiers in human …, 2017 - frontiersin.org
Recent studies have investigated local oscillations, long-range connectivity, and global
network patterns to identify neural changes associated with anesthetic-induced …

Criticality as a determinant of integrated information Φ in human brain networks

H Kim, UC Lee - Entropy, 2019 - mdpi.com
Integrated information theory (IIT) describes consciousness as information integrated across
highly differentiated but irreducible constituent parts in a system. However, in a complex …