Memory and Neural Mechanisms

The paper investigates representational drift in neural networks and finds that learning occurs in three phases with sparsification during slow implicit regularization.

This study investigates how cortisol affects hippocampal mechanisms supporting memory encoding, finding enhanced functional connectivity and altered representation patterns that predict memory improvements for emotional information.

This study uses in vivo imaging to show that MEC and LEC axons to CA1 transmit distinct yet overlapping spatial and goal-related signals during navigation.

This study investigates the role of the thalamo-parietal cortex circuit in place-action coordination using a place-action task in rats.

This study investigates how ketamine affects spatial coding in the entorhinal cortex and hippocampus, finding acute disruption and long-term reorganization of spatial representations.

The paper uses computational methods to analyze neural activity in the mouse dmPFC during fear conditioning, revealing learning-dependent changes in network topology and hub formation.

The paper identifies hippocampal neurons that code for discrete episodic memories using rate or temporal firing codes, rather than individual elements within an episode.

This paper delineates four subregions within the mouse claustrum complex using fiber-architecture, genetic markers, and connectivity data, providing a reference framework for future studies.

This study shows that covert attentional movements can elicit grid-like neural responses in humans using MEG and frequency tagging.

The paper uses MAPseq to analyze BLA neuron projections in macaques, finding that many neurons project to multiple brain regions and form structured networks.

This study investigates how theta-band phase locking between entorhinal and hippocampal neurons supports memory consolidation during replay.

This study uses spatial transcriptomics to identify distinct gene expression signatures in hippocampal subregions during memory consolidation and shows their functional relevance.

This study identifies a population of neurons in the retrosplenial cortex that encode tactile object location in a spatial reference frame, showing task- and context-dependent responses and memory traces.

The paper reveals structured cell-to-cell interactions in hippocampal CA1 that optimize spatial coding in familiar and novel environments through statistical modeling and maximum entropy frameworks.

The paper investigates an alternative spatial code in hippocampal coactivity dynamics, showing that environment decoding from ensemble coactivity improves with experience and relies on anti-cofiring cell-pair relationships.

The paper investigates neural circuits involved in temporal associations by analyzing projections between brain regions in mice during fear conditioning tasks.

This study examines sex differences in avoidance behavior and cued threat memory in mice across genetic strains and estrous cycles, finding genetic and hormonal influences on anxiety-related behaviors.

This study identifies Silc1 as an immediate-early gene that promotes memory formation by activating Sox11 and its target genes in the hippocampus.

The paper shows that goal-directed behavior compresses neural representations of space in the hippocampus and orbitofrontal cortex, with compressed representations predicting successful learning.

This study shows that hippocampal damage in rats impairs visual object memory but preserves odour-based memory in a discrimination task.

The paper investigates how associative memory neurons encode and retrieve multi-modal signals through neuroligin-3 mediated synapse formation in mice.

This study shows that visual sequence exposure induces non-feature-specific elevated responses and feature-specific backward replay in the human brain, suggesting distinct functional roles in processing and learning sequences.

This study establishes a behavioral paradigm for studying short-term auditory priming in mice and finds a priming effect in success rate but not response time.

Chronotate is an open-source tool for manually scoring rodent behavior videos, providing detailed temporal data to analyze interaction patterns in novel object tasks.

This study shows that partial genetic ablation of hilar SOM+ interneurons induces cognitive impairments similar to those seen in aging.

This paper develops a dual valence operant conditioning paradigm to study appetitive and aversive behaviors in mice and tests the role of central amygdala neurons in these responses.

This study compares behavior paradigms for assessing spatial memory in tree shrews, finding the cheeseboard task most sensitive to spatial memory deficits after hippocampal lesions.

The paper develops a simplified computational model of Behavioral Time-scale Plasticity (BTSP) to study memory storage in recurrent neural networks and shows it enhances memory capacity.

This study shows adult-born granule cells in the hippocampus are necessary for retrieving remote developmental memories of the mother in adult mice.

The paper investigates how the hippocampus switches between external and internal attention by analyzing functional connectivity patterns during different attention tasks.