Category: Spatial Memory

How memory and language are linked at the single-cell level?

D. E. Dijksterhuis et al. ,Pronouns reactivate conceptual representations in human hippocampal neurons.Science 385,1478-1484(2024).DOI:10.1126/science.adr2813

Abstract
“During discourse comprehension, every new word adds to an evolving representation of meaning that accumulates over consecutive sentences and constrains the next words

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How ants use latent learning without map-like representation of space to navigate?

Leo Clement, Sebastian Schwarz, Antoine Wystrach. Latent learning without map-like representation of space in navigating ants. bioRxiv 2024.08.29.610243; doi: https://doi.org/10.1101/2024.08.29.610243

Abstract
“Desert ants are excellent navigators. Each individual learns long foraging routes meandering between the trees and bushes in …

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How shifts in the composition of memory-encoding neuronal ensembles influence the evolution of a memory over time?

Vilde A. Kveim et al. ,Divergent recruitment of developmentally defined neuronal ensembles supports memory dynamics.Science 385,eadk0997(2024).DOI:10.1126/science.adk0997

Editor’s summary
Memories are not fixed; they evolve after encoding and their content can be updated upon changes in external or

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How the hippocampus supports episodic and spatial memory at the same time?

Alexander Nitsch, Naomi de Haas, Mona M. Garvert, Christian F. Doeller. Integrating episodic and spatial context signals in the hippocampus. bioRxiv 2024.06.24.600445; doi: https://doi.org/10.1101/2024.06.24.600445

Abstract
Episodic and spatial memory are the two key components of the mnemonic system

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How bees achieve vertebrate-like, high-level navigation behaviors with far fewer neurons in their brains?

Patel RN, Roberts NS, Kempenaers J, Zadel A, Heinze S. Parallel vector memories in the brain of a bee as foundation for flexible navigation. Proceedings of the National Academy of Sciences. 2024 Jul 23;121(30):e2402509121.

Significance
Insects navigate by

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How to build a bio-inspired hardware implementation of an analog spike-based hippocampus memory model?

Daniel Casanueva-Morato, Alvaro Ayuso-Martinez, Giacomo Indiveri, J P Dominguez-Morales,Gabriel Jimenez-Moreno. A bio-inspired hardware implementation of an analog spike-based hippocampus memory model. TechRxiv. April 03, 2024. DOI: 10.36227/techrxiv.171216721.14143739/v1

Abstract
“The need for processing at the edge the increasing amount of …

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How the medial entorhinal cortex develops during learning and influences memory?

Malone, T.J., Tien, NW., Ma, Y. et al. A consistent map in the medial entorhinal cortex supports spatial memoryNat Commun 15, 1457 (2024). https://doi.org/10.1038/s41467-024-45853-4

Abstract
The medial entorhinal cortex (MEC) is hypothesized to function as a

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