Questions and controversies in the study of time-varying functional connectivity in resting fMRI

DJ Lurie, D Kessler, DS Bassett, RF Betzel… - Network …, 2020 - direct.mit.edu
The brain is a complex, multiscale dynamical system composed of many interacting regions.
Knowledge of the spatiotemporal organization of these interactions is critical for establishing …

[HTML][HTML] Methods for cleaning the BOLD fMRI signal

C Caballero-Gaudes, RC Reynolds - Neuroimage, 2017 - Elsevier
Blood oxygen-level-dependent functional magnetic resonance imaging (BOLD fMRI) has
rapidly become a popular technique for the investigation of brain function in healthy …

High-amplitude cofluctuations in cortical activity drive functional connectivity

F Zamani Esfahlani, Y Jo, J Faskowitz… - Proceedings of the …, 2020 - National Acad Sciences
Resting-state functional connectivity is used throughout neuroscience to study brain
organization and to generate biomarkers of development, disease, and cognition. The …

Ultra-slow oscillations in fMRI and resting-state connectivity: neuronal and vascular contributions and technical confounds

PJ Drew, C Mateo, KL Turner, X Yu, D Kleinfeld - Neuron, 2020 - cell.com
Summary Ultra-slow,∼ 0.1-Hz variations in the oxygenation level of brain blood are widely
used as an fMRI-based surrogate of" resting-state" neuronal activity. The temporal …

Structural foundations of resting-state and task-based functional connectivity in the human brain

AM Hermundstad, DS Bassett… - Proceedings of the …, 2013 - National Acad Sciences
Magnetic resonance imaging enables the noninvasive map** of both anatomical white
matter connectivity and dynamic patterns of neural activity in the human brain. We examine …

Transient brain activity disentangles fMRI resting-state dynamics in terms of spatially and temporally overlap** networks

FI Karahanoğlu, D Van De Ville - Nature communications, 2015 - nature.com
Dynamics of resting-state functional magnetic resonance imaging (fMRI) provide a new
window onto the organizational principles of brain function. Using state-of-the-art signal …

Towards a new approach to reveal dynamical organization of the brain using topological data analysis

M Saggar, O Sporns, J Gonzalez-Castillo… - Nature …, 2018 - nature.com
Little is known about how our brains dynamically adapt for efficient functioning. Most
previous work has focused on analyzing changes in co-fluctuations between a set of brain …

Enhanced repertoire of brain dynamical states during the psychedelic experience

E Tagliazucchi, R Carhart‐Harris, R Leech… - Human brain …, 2014 - Wiley Online Library
The study of rapid changes in brain dynamics and functional connectivity (FC) is of
increasing interest in neuroimaging. Brain states departing from normal waking …

How to interpret resting-state fMRI: ask your participants

J Gonzalez-Castillo, JWY Kam, CW Hoy… - Journal of …, 2021 - Soc Neuroscience
Resting-state fMRI (rsfMRI) reveals brain dynamics in a task-unconstrained environment as
subjects let their minds wander freely. Consequently, resting subjects navigate a rich space …

Living on the edge: network neuroscience beyond nodes

RF Betzel, J Faskowitz, O Sporns - Trends in cognitive sciences, 2023 - cell.com
Network neuroscience has emphasized the connectional properties of neural elements–
cells, populations, and regions. This has come at the expense of the anatomical and …