Overnight neuronal plasticity and adaptation to emotional distress

Y Cabrera, KJ Koymans, GR Poe, HW Kessels… - Nature Reviews …, 2024 - nature.com
Expressions such as 'sleep on it'refer to the resolution of distressing experiences across a
night of sound sleep. Sleep is an active state during which the brain reorganizes the …

[HTML][HTML] Network motifs in cellular neurophysiology

D Mittal, R Narayanan - Trends in Neurosciences, 2024 - cell.com
Abstract Concepts from network science and graph theory, including the framework of
network motifs, have been frequently applied in studying neuronal networks and other …

Excitability mediates allocation of pre-configured ensembles to a hippocampal engram supporting contextual conditioned threat in mice

AJ Mocle, AI Ramsaran, AD Jacob, AJ Rashid… - Neuron, 2024 - cell.com
Little is understood about how engrams, sparse groups of neurons that store memories, are
formed endogenously. Here, we combined calcium imaging, activity tagging, and …

Beyond hippocampus: Thalamic and prefrontal contributions to an evolving memory

N Yadav, A Toader, P Rajasethupathy - Neuron, 2024 - cell.com
The hippocampus has long been at the center of memory research, and rightfully so.
However, with emerging technological capabilities, we can increasingly appreciate memory …

Paradoxical boosting of weak and strong spatial memories by hippocampal dopamine uncaging

C Velazquez-Delgado, J Perez-Becerra, V Calderon… - Eneuro, 2024 - eneuro.org
The ability to remember changes in the surroundings is fundamental for daily life. It has been
proposed that novel events producing dopamine release in the hippocampal CA1 region …

Astrocyte ensembles manipulated with AstroLight tune cue-motivated behavior

I Serra, C Martín-Monteagudo, J Sánchez Romero… - Nature …, 2025 - nature.com
Astrocytes, dynamic cells crucial to brain function, have traditionally been overshadowed by
the emphasis on neuronal activity in regulating behavior. Unlike neurons, which are …

Hippocampal mitophagy contributes to spatial memory via maintaining neurogenesis during the development of mice

L Xu, S Saeed, X Ma, X Cen, Y Sun… - CNS Neuroscience …, 2024 - Wiley Online Library
Background Impaired mitochondrial dynamics have been identified as a significant
contributing factor to reduced neurogenesis under pathological conditions. However, the …

Eliminating episodic memory?

N Andonovski, J Sutton… - Philosophical …, 2024 - royalsocietypublishing.org
In Tulving's initial characterization, episodic memory was one of multiple memory systems. It
was postulated, in pursuit of explanatory depth, as displaying proprietary operations …

If engrams are the answer, what is the question?

FM O'Sullivan, TJ Ryan - Engrams: a window into the memory trace, 2024 - Springer
Engram labelling and manipulation methodologies are now a staple of contemporary
neuroscientific practice, giving the impression that the physical basis of engrams has been …

From experimental phenomena to computational models: Exploring the synchronization mechanisms of phase-locked stimulation in the hippocampal–thalamic …

D Fan, J Chen, S Hou, Z Song, G Baier… - Chaos, Solitons & Fractals, 2025 - Elsevier
Closed-loop phase-locking stimulation has been experimentally demonstrated to facilitate
memory consolidation, which is believed to rely on the coordinated interactions among slow …