Hippocampal sharp wave‐ripple: A cognitive biomarker for episodic memory and planning

G Buzsáki - Hippocampus, 2015 - Wiley Online Library
Sharp wave ripples (SPW‐Rs) represent the most synchronous population pattern in the
mammalian brain. Their excitatory output affects a wide area of the cortex and several …

Neurophysiological and computational principles of cortical rhythms in cognition

XJ Wang - Physiological reviews, 2010 - journals.physiology.org
Synchronous rhythms represent a core mechanism for sculpting temporal coordination of
neural activity in the brain-wide network. This review focuses on oscillations in the cerebral …

Hippocampal GABAergic inhibitory interneurons

KA Pelkey, R Chittajallu, MT Craig… - Physiological …, 2017 - journals.physiology.org
In the hippocampus GABAergic local circuit inhibitory interneurons represent only~ 10–15%
of the total neuronal population; however, their remarkable anatomical and physiological …

Over and above frequency: Gamma oscillations as units of neural circuit operations

A Fernandez-Ruiz, A Sirota, V Lopes-dos-Santos… - Neuron, 2023 - cell.com
Summary Gamma oscillations (∼ 30–150 Hz) are widespread correlates of neural circuit
functions. These network activity patterns have been described across multiple animal …

Low-intensity electrical stimulation affects network dynamics by modulating population rate and spike timing

D Reato, A Rahman, M Bikson… - Journal of …, 2010 - Soc Neuroscience
Clinical effects of transcranial electrical stimulation with weak currents are remarkable
considering the low amplitude of the electric fields acting on the brain. Elucidating the …

Instantaneous modulation of gamma oscillation frequency by balancing excitation with inhibition

BV Atallah, M Scanziani - Neuron, 2009 - cell.com
Neurons recruited for local computations exhibit rhythmic activity at gamma frequencies. The
amplitude and frequency of these oscillations are continuously modulated depending on …

Parvalbumin and somatostatin interneurons contribute to the generation of hippocampal gamma oscillations

P Antonoudiou, YL Tan, G Kontou… - Journal of …, 2020 - Soc Neuroscience
γ-frequency oscillations (30-120 Hz) in cortical networks influence neuronal encoding and
information transfer, and are disrupted in multiple brain disorders. While synaptic inhibition …

GABA neurons and the mechanisms of network oscillations: implications for understanding cortical dysfunction in schizophrenia

G Gonzalez-Burgos, DA Lewis - Schizophrenia bulletin, 2008 - academic.oup.com
Synchronization of neuronal activity in the neocortex may underlie the coordination of neural
representations and thus is critical for optimal cognitive function. Because cognitive deficits …

Mechanisms of sharp wave initiation and ripple generation

D Schlingloff, S Káli, TF Freund, N Hájos… - Journal of …, 2014 - Soc Neuroscience
Replay of neuronal activity during hippocampal sharp wave-ripples (SWRs) is essential in
memory formation. To understand the mechanisms underlying the initiation of irregularly …

Role of GABAergic inhibition in hippocampal network oscillations

EO Mann, O Paulsen - Trends in neurosciences, 2007 - cell.com
Physiological rhythmic activity in cortical circuits relies on GABAergic inhibition to balance
excitation and control spike timing. With a focus on recent experimental progress in the …