[HTML][HTML] Neural circuit changes in neurological disorders: evidence from in vivo two-photon imaging

H Xiong, F Tang, Y Guo, R Xu, P Lei - Ageing Research Reviews, 2023 - Elsevier
Neural circuits, such as synaptic plasticity and neural activity, are critical components of
healthy brain function. The consequent dynamic remodeling of neural circuits is an ongoing …

[HTML][HTML] Chloride ion dysregulation in epileptogenic neuronal networks

SA Weiss - Neurobiology of Disease, 2023 - Elsevier
GABA is the major inhibitory neurotransmitter in the mature CNS. When GABA A receptors
are activated the membrane potential is driven towards hyperpolarization due to chloride …

A model for focal seizure onset, propagation, evolution, and progression

J Liou, EH Smith, LM Bateman, SL Bruce… - Elife, 2020 - elifesciences.org
We developed a neural network model that can account for major elements common to
human focal seizures. These include the tonic-clonic transition, slow advance of clinical …

Acute focal seizures start as local synchronizations of neuronal ensembles

M Wenzel, JP Hamm, DS Peterka… - Journal of …, 2019 - Soc Neuroscience
Understanding seizure formation and spread remains a critical goal of epilepsy research.
We used fast in vivo two-photon calcium imaging in male mouse neocortex to reconstruct …

Network properties revealed during multi-scale calcium imaging of seizure activity in zebrafish

J Liu, SC Baraban - eneuro, 2019 - eneuro.org
Seizures are characterized by hypersynchronization of neuronal networks. Understanding
these networks could provide a critical window for therapeutic control of recurrent seizure …

Simultaneous two-photon imaging of action potentials and subthreshold inputs in vivo

Y Bando, M Wenzel, R Yuste - Nature Communications, 2021 - nature.com
To better understand the input-output computations of neuronal populations, we developed
ArcLight-ST, a genetically-encoded voltage indicator, to specifically measure subthreshold …

Multiple sources of fast traveling waves during human seizures: Resolving a controversy

ED Schlafly, FA Marshall, EM Merricks… - Journal of …, 2022 - Soc Neuroscience
During human seizures, organized waves of voltage activity rapidly sweep across the cortex.
Two contradictory theories describe the source of these fast traveling waves: either a slowly …

The cell-permeable mitochondrial calcium uniporter inhibitor Ru265 preserves cortical neuron respiration after lethal oxygen glucose deprivation and reduces hypoxic …

RJ Novorolsky, M Nichols, JS Kim… - Journal of Cerebral …, 2020 - journals.sagepub.com
The mitochondrial calcium (Ca2+) uniporter (MCU) mediates high-capacity mitochondrial
Ca2+ uptake implicated in ischemic/reperfusion cell death. We have recently shown that …

Spreading depression as an innate antiseizure mechanism

I Tamim, DY Chung, AL de Morais, ICM Loonen… - Nature …, 2021 - nature.com
Spreading depression (SD) is an intense and prolonged depolarization in the central
nervous systems from insect to man. It is implicated in neurological disorders such as …

Focal cortical seizures start as standing waves and propagate respecting homotopic connectivity

LF Rossi, RC Wykes, DM Kullmann… - Nature …, 2017 - nature.com
Focal epilepsy involves excessive cortical activity that propagates both locally and distally.
Does this propagation follow the same routes as normal cortical activity? We …