Normal and abnormal sharp wave ripples in the hippocampal-entorhinal cortex system: implications for memory consolidation, Alzheimer's disease, and temporal lobe …

ZH Zhen, MR Guo, HM Li, OY Guo, JL Zhen… - Frontiers in Aging …, 2021 - frontiersin.org
The appearance of hippocampal sharp wave ripples (SWRs) is an electrophysiological
biomarker for episodic memory encoding and behavioral planning. Disturbed SWRs are …

Learning, Fast and Slow: Single-and Many-Shot Learning in the Hippocampus

Z Liao, A Losonczy - Annual Review of Neuroscience, 2024 - annualreviews.org
The hippocampus is critical for memory and spatial navigation. The ability to map novel
environments, as well as more abstract conceptual relationships, is fundamental to the …

Mesoscopic description of hippocampal replay and metastability in spiking neural networks with short-term plasticity

B Pietras, V Schmutz, T Schwalger - PLoS Computational Biology, 2022 - journals.plos.org
Bottom-up models of functionally relevant patterns of neural activity provide an explicit link
between neuronal dynamics and computation. A prime example of functional activity …

Synaptic learning rules for sequence learning

ET Reifenstein, I Bin Khalid, R Kempter - Elife, 2021 - elifesciences.org
Remembering the temporal order of a sequence of events is a task easily performed by
humans in everyday life, but the underlying neuronal mechanisms are unclear. This problem …

Hippocampal sharp wave-ripples and the associated sequence replay emerge from structured synaptic interactions in a network model of area CA3

A Ecker, B Bagi, E Vértes, O Steinbach-Németh… - Elife, 2022 - elifesciences.org
Hippocampal place cells are activated sequentially as an animal explores its environment.
These activity sequences are internally recreated ('replayed'), either in the same or reversed …

Bidirectional interaction of hippocampal ripples and cortical slow waves leads to coordinated spiking activity during NREM sleep

P Sanda, P Malerba, X Jiang, GP Krishnan… - Cerebral …, 2021 - academic.oup.com
The dialogue between cortex and hippocampus is known to be crucial for sleep-dependent
memory consolidation. During slow wave sleep, memory replay depends on slow oscillation …

Offline memory replay in recurrent neuronal networks emerges from constraints on online dynamics

AD Milstein, S Tran, G Ng, I Soltesz - The Journal of physiology, 2023 - Wiley Online Library
During spatial exploration, neural circuits in the hippocampus store memories of sequences
of sensory events encountered in the environment. When sensory information is absent …

Single closed‐loop acoustic stimulation targeting memory consolidation suppressed hippocampal ripple and thalamo‐cortical spindle activity in mice

S Aksamaz, M Mölle, EO Akinola… - European Journal of …, 2024 - Wiley Online Library
Brain rhythms of sleep reflect neuronal activity underlying sleep‐associated memory
consolidation. The modulation of brain rhythms, such as the sleep slow oscillation (SO), is …

The topology, stability, and instability of learning-induced brain network repertoires in schizophrenia

ED Meram, S Baajour, A Chowdury, J Kopchick… - Network …, 2023 - direct.mit.edu
There is a paucity of graph theoretic methods applied to task-based data in schizophrenia
(SCZ). Tasks are useful for modulating brain network dynamics, and topology …

Computational models of Idling brain activity for memory processing

T Fukai - Neuroscience Research, 2023 - Elsevier
Studying the underlying neural mechanisms of cognitive functions of the brain is one of the
central questions in modern biology. Moreover, it has significantly impacted the …