Low-frequency hippocampal–cortical activity drives brain-wide resting-state functional MRI connectivity

RW Chan, ATL Leong, LC Ho, PP Gao… - Proceedings of the …, 2017 - National Acad Sciences
The hippocampus, including the dorsal dentate gyrus (dDG), and cortex engage in
bidirectional communication. We propose that low-frequency activity in hippocampal …

A novel pyramidal cell type promotes sharp-wave synchronization in the hippocampus

DL Hunt, D Linaro, B Si, S Romani, N Spruston - Nature neuroscience, 2018 - nature.com
To support cognitive function, the CA3 region of the hippocampus performs computations
involving attractor dynamics. Understanding how cellular and ensemble activities of CA3 …

[HTML][HTML] Disruption of hippocampal neuronal circuit function depends upon behavioral state in the APP/PS1 mouse model of Alzheimer's disease

H Zhou, H Li, N Gowravaram, M Quan, N Kausar… - Scientific Reports, 2022 - nature.com
The Alzheimer's disease-associated peptide amyloid-beta (Aβ) has been associated with
neuronal hyperactivity under anesthesia, but clinical trials of anticonvulsants or neural …

[HTML][HTML] Urethane anesthesia suppresses hippocampal subthreshold activity and neuronal synchronization

H Yagishita, Y Nishimura, A Noguchi, Y Shikano… - Brain Research, 2020 - Elsevier
Urethane, an anesthetic utilized for animal experiments, induces neocortical slow
oscillations in which a large number of neurons emit rhythmic synchronized activity …

Traumatic brain injury preserves firing rates but disrupts laminar oscillatory coupling and neuronal entrainment in hippocampal CA1

PF Koch, C Cottone, CD Adam, AV Ulyanova… - eneuro, 2020 - eneuro.org
While hippocampal-dependent learning and memory are particularly vulnerable to traumatic
brain injury (TBI), the functional status of individual hippocampal neurons and their …

Prolonged deficit of low gamma oscillations in the peri-infarct cortex of mice after stroke

M Hazime, M Alasoadura, R Lamtahri, P Quilichini… - Experimental …, 2021 - Elsevier
Days and weeks after an ischemic stroke, the peri-infarct area adjacent to the necrotic tissue
exhibits very intense synaptic reorganization aimed at regaining lost functions. In order to …

Divergent neuronal activity patterns in the avian hippocampus and nidopallium

J van der Meij, NC Rattenborg… - European Journal of …, 2020 - Wiley Online Library
Sleep‐related brain activity occurring during non‐rapid eye‐movement (NREM) sleep is
proposed to play a role in processing information acquired during wakefulness. During …

Sea of electrodes array (SEA): extremely dense and high-count silicon-based electrode array technology for high-resolution high-bandwidth interfacing with 3D neural …

AS Zardini, B Rostami, K Najafi, VL Hetrick, OJ Ahmed - Biorxiv, 2021 - biorxiv.org
In this work, we propose a new silicon-based micro-fabrication technology to fabricate 3D
high-density high-electrode-count neural micro-probe arrays scalable to thousands and …

Electrophysiological signature reveals laminar structure of the porcine hippocampus

AV Ulyanova, PF Koch, C Cottone, MR Grovola… - Eneuro, 2018 - eneuro.org
The hippocampus is integral to working and episodic memory and is a central region of
interest in diseases affecting these processes. Pig models are widely used in translational …

Notch1 knockdown disturbed neural oscillations in the hippocampus of C57BL mice

Q Li, X Zhang, N Cheng, C Yang, T Zhang - Progress in Neuro …, 2018 - Elsevier
Neural oscillations and their interactions are associated with the coordination of neural
groups, which provide a mechanism underlying information processing of brain functions …