Moment-to-moment brain signal variability: a next frontier in human brain mapping?

DD Garrett, GR Samanez-Larkin… - Neuroscience & …, 2013 - Elsevier
Neuroscientists have long observed that brain activity is naturally variable from moment-to-
moment, but neuroimaging research has largely ignored the potential importance of this …

Resting brains never rest: computational insights into potential cognitive architectures

G Deco, VK Jirsa, AR McIntosh - Trends in neurosciences, 2013 - cell.com
Resting-state networks (RSNs), which have become a main focus in neuroimaging research,
can be best simulated by large-scale cortical models in which networks teeter on the edge of …

Contrasting variability patterns in the default mode and sensorimotor networks balance in bipolar depression and mania

M Martino, P Magioncalda, Z Huang… - Proceedings of the …, 2016 - National Acad Sciences
Depressive and manic phases in bipolar disorder show opposite constellations of affective,
cognitive, and psychomotor symptoms. At a neural level, these may be related to …

Cerebral network disorders after stroke: Evidence from imaging‐based connectivity analyses of active and resting brain states in humans

AK Rehme, C Grefkes - The Journal of physiology, 2013 - Wiley Online Library
Stroke causes a sudden disruption of physiological brain function which leads to
impairments of functional brain networks involved in voluntary movements. In some cases …

[HTML][HTML] Optimal trajectories of brain state transitions

S Gu, RF Betzel, MG Mattar, M Cieslak, PR Delio… - NeuroImage, 2017 - Elsevier
The complexity of neural dynamics stems in part from the complexity of the underlying
anatomy. Yet how white matter structure constrains how the brain transitions from one …

Behavior needs neural variability

L Waschke, NA Kloosterman, J Obleser, DD Garrett - Neuron, 2021 - cell.com
Human and non-human animal behavior is highly malleable and adapts successfully to
internal and external demands. Such behavioral success stands in striking contrast to the …

Understanding variability in the BOLD signal and why it matters for aging

CL Grady, DD Garrett - Brain imaging and behavior, 2014 - Springer
Recent work in neuroscience supports the idea that variability in brain function is necessary
for optimal brain responsivity to a changing environment. In this review, we discuss a series …

Physiologic complexity and aging: Implications for physical function and rehabilitation

B Manor, LA Lipsitz - Progress in Neuro-Psychopharmacology and …, 2013 - Elsevier
The dynamics of most healthy physiological processes are complex, in that they are
comprised of fluctuations with information-rich structure correlated over multiple …

Effects of rTMS on the brain: is there value in variability?

MR Goldsworthy, B Hordacre, JC Rothwell… - Cortex, 2021 - Elsevier
The ability of repetitive transcranial magnetic stimulation (rTMS) to non-invasively induce
neuroplasticity in the human cortex has opened exciting possibilities for its application in …

Dopamine signaling modulates the stability and integration of intrinsic brain networks

G Shafiei, Y Zeighami, CA Clark, JT Coull… - Cerebral …, 2019 - academic.oup.com
Dopaminergic projections are hypothesized to stabilize neural signaling and neural
representations, but how they shape regional information processing and large-scale …