Gamma rhythm communication between entorhinal cortex and dentate gyrus neuronal assemblies

A Fernández-Ruiz, A Oliva, M Soula, F Rocha-Almeida… - Science, 2021 - science.org
INTRODUCTION Learning induces a dynamic reorganization of brain circuits but the
neuronal mechanisms underlying this process are not well understood. Interregional gamma …

Theoretical considerations and supporting evidence for the primary role of source geometry on field potential amplitude and spatial extent

O Herreras, D Torres, VA Makarov… - Frontiers in Cellular …, 2023 - frontiersin.org
Field potential (FP) recording is an accessible means to capture the shifts in the activity of
neuron populations. However, the spatial and composite nature of these signals has largely …

A hippocampal circuit mechanism to balance memory reactivation during sleep

LA Karaba, HL Robinson, RE Harvey, W Chen… - Science, 2024 - science.org
Memory consolidation involves the synchronous reactivation of hippocampal cells active
during recent experience in sleep sharp-wave ripples (SWRs). How this increase in firing …

Local and volume-conducted contributions to cortical field potentials

D Torres, J Makarova, T Ortuño, N Benito… - Cerebral …, 2019 - academic.oup.com
Brain field potentials (FPs) can reach far from their sources, making difficult to know which
waves come from where. We show that modern algorithms efficiently segregate the local …

Novel method for identification of individualized resonant frequencies for treatment of Major Depressive Disorder (MDD) using repetitive Transcranial Magnetic …

AF Leuchter, AC Wilson, N Vince-Cruz, J Corlier - Brain Stimulation, 2021 - Elsevier
Abstract Background Repetitive Transcranial Magnetic Stimulation (rTMS) is an effective
treatment for Major Depressive Disorder (MDD), but therapeutic benefit is highly variable …

Uncorrelated bilateral cortical input becomes timed across hippocampal subfields for long waves whereas gamma waves are largely ipsilateral

S Hernández-Recio, R Muñoz-Arnaiz… - Frontiers in Cellular …, 2023 - frontiersin.org
The role of interhemispheric connections along successive segments of cortico-
hippocampal circuits is poorly understood. We aimed to obtain a global picture of …

Slow-wave activity in the S1HL cortex is contributed by different layer-specific field potential sources during development

T Ortuño, VJ López-Madrona, J Makarova… - Journal of …, 2019 - Soc Neuroscience
Spontaneous correlated activity in cortical columns is critical for postnatal circuit refinement.
We used spatial discrimination techniques to explore the late maturation of synaptic …

LFP polarity changes across cortical and eccentricity in primary visual cortex

F Khodaei, SH Sadati, M Doost… - Frontiers in Neuroscience, 2023 - frontiersin.org
Local field potentials (LFPs) can evaluate neural population activity in the cortex and their
interaction with other cortical areas. Analyzing current source density (CSD) rather than …

Motor learning induces profound but delayed dendritic plasticity in M1 layer II/III pyramidal neurons

P Streffing-Hellhake, AR Luft, JA Hosp - Neuroscience, 2020 - Elsevier
Motor learning depends on plastic reorganization of neural networks within the primary
motor cortex (M1). In the circuitry of M1, integration and processing of afferent inputs is …

Intrinsic bursts facilitate learning of Lévy flight movements in recurrent neural network models

M Ohta, T Asabuki, T Fukai - Scientific Reports, 2022 - nature.com
Isolated spikes and bursts of spikes are thought to provide the two major modes of
information coding by neurons. Bursts are known to be crucial for fundamental processes …