The role of the hippocampus in the consolidation of emotional memories during sleep

É Pronier, JF Morici, G Girardeau - Trends in Neurosciences, 2023 - cell.com
Episodic memory relies on the hippocampus, a heterogeneous brain region with distinct
functions. Spatial representations in the dorsal hippocampus (dHPC) are crucial for …

Shedding Light on Cholecystokinin's Role in Hippocampal Neuroplasticity and Memory Formation.

M Asim, H Wang, X Chen - Neuroscience & Biobehavioral Reviews, 2024 - Elsevier
The hippocampus is a crucial brain region involved in the process of forming and
consolidating memories. Memories are consolidated in the brain through synaptic plasticity …

A hippocampo-cortical pathway detects changes in the validity of an action as a predictor of reward

R Piquet, A Faugère, SL Parkes - Current Biology, 2024 - cell.com
Much research has been dedicated to understanding the psychological and neural bases of
goal-directed action, yet the relationship between context and goal-directed action is not …

Value-related learning in the olfactory bulb occurs through pathway-dependent perisomatic inhibition of mitral cells

S Lindeman, X Fu, JK Reinert, I Fukunaga - PLoS biology, 2024 - journals.plos.org
Associating values to environmental cues is a critical aspect of learning from experiences,
allowing animals to predict and maximise future rewards. Value-related signals in the brain …

Neurocircuits for motivation

GD Stuber - Science, 2023 - science.org
The nervous system coordinates various motivated behaviors such as feeding, drinking, and
escape to promote survival and evolutionary fitness. Although the precise behavioral …

[HTML][HTML] Hippocampal alterations after SARS-CoV-2 infection: A systematic review

C Zorzo, L Solares, M Mendez… - Behavioural Brain …, 2023 - Elsevier
SARS-CoV-2 infection produces a wide range of symptoms. Some of the structural changes
caused by the virus in the nervous system are found in the medial temporal lobe, and …

Dentate gyrus ensembles gate context-dependent neural states and memory retrieval

CAO Coelho, AJ Mocle, AD Jacob, AI Ramsaran… - Science …, 2024 - science.org
Memories of events are linked to the contexts in which they were encoded. This contextual
linking ensures enhanced access to those memories that are most relevant to the context at …

[HTML][HTML] The mechanistic basis for the rapid antidepressant-like effects of ketamine: From neural circuits to molecular pathways

L Ren - Progress in Neuro-Psychopharmacology and …, 2023 - Elsevier
Conventional antidepressants that target monoaminergic receptors require several weeks to
be efficacious. This lag represents a significant problem in the currently available treatments …

Sequential activity of CA1 hippocampal cells constitutes a temporal memory map for associative learning in mice

M Ma, FS de Souza, GL Futia, SR Anderson, J Riguero… - Current Biology, 2024 - cell.com
Sequential neural dynamics encoded by time cells play a crucial role in hippocampal
function. However, the role of hippocampal sequential neural dynamics in associative …

A hippocampus-accumbens code guides goal-directed appetitive behavior

O Barnstedt, P Mocellin, S Remy - Nature Communications, 2024 - nature.com
The dorsal hippocampus (dHPC) is a key brain region for the expression of spatial
memories, such as navigating towards a learned reward location. The nucleus accumbens …