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 …

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 …

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 …

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 …

[HTML][HTML] Thermodynamic Model for Memory

Q Zhao - BioSystems, 2024 - Elsevier
A thermodynamic model for memory formation is proposed. Key points include: 1) Any
thought or consciousness corresponds to a thermodynamic system of nerve cells. 2) The …

Dopamine-Modified Chitosan Patterning Hydrogel with Dynamic Information Storage Ability

Y Li, C Yang, F Hu, H Hu, Y Xu, H Deng… - ACS Applied Materials …, 2024 - ACS Publications
The storage of dynamic information in hydrogels has aroused considerable interest
regarding the multiple responsiveness of soft matter. Herein, we propose an electrical …

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 …

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 …

Astrocytes contribute to the functional differentiation of the hippocampal longitudinal axis during reward and aversion processing in the adult male rat

A Rezagholizadeh, A Shojaei, N Hosseinmardi… - Neuroscience, 2024 - Elsevier
This study aims to investigate whether glial cells, in particular putative astrocytes, contribute
to functional distinctions between the dorsal (DH), intermediate (IH), and ventral (VH) …

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 …