Category: Neural Basis of Navigation

How hippocampal-entorhinal cognitive maps and cortical motor system represent action plans and their outcomes?

Irina Barnaveli, Simone Viganò, Daniel Reznik, Patrick Haggard, Christian F. Doeller. Hippocampal-entorhinal cognitive maps and cortical motor system represent action plans and their outcomes. bioRxiv 2024.07.04.602119; doi: https://doi.org/10.1101/2024.07.04.602119

Efficiently interacting with the environment requires weighing and selecting among

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How retrosplenial inputs drive visual representations in the medial entorhinal cortex?

Dubanet, Olivier, and Michael J. Higley. “Retrosplenial inputs drive visual representations in the medial entorhinal cortex.” Cell Reports 43.7 (2024).

Summary
“The importance of visual cues for navigation and goal-directed behavior is well established, although the neural mechanisms

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Whether and how neural dynamics of hippocampal neurons are influenced by the presence and actions of human experimenters?

Snyder, M.C., Qi, K.K. & Yartsev, M.M. Neural representation of human experimenters in the bat hippocampusNat Neurosci (2024). https://doi.org/10.1038/s41593-024-01690-8

Abstract
“Here we conducted wireless electrophysiological recording of hippocampal neurons from Egyptian fruit bats in the presence of human

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What’s the human neural dynamics of real-world and imagined navigation?

Martin Seeber, Matthias Stangl, Mauricio Vallejo, Uros Topalovic, Sonja Hiller, Casey H. Halpern, Jean-Philippe Langevin, Vikram R. Rao, Itzhak Fried, Dawn Eliashiv, Nanthia Suthana. Human neural dynamics of real-world and imagined navigation. bioRxiv 2024.05.23.595237; doi: https://doi.org/10.1101/2024.05.23.595237

Summary
The

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How medial entorhinal cortex mediates learning of context-dependent interval timing behavior?

Bigus, E.R., Lee, HW., Bowler, J.C. et al. Medial entorhinal cortex mediates learning of context-dependent interval timing behavior. Nat Neurosci (2024). https://doi.org/10.1038/s41593-024-01683-7

Abstract
Episodic memory requires encoding the temporal structure of experience and relies on brain circuits in

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How the primate entorhinal cortex support mental navigation?

Neupane, S., Fiete, I. & Jazayeri, M. Mental navigation in the primate entorhinal cortex. Nature (2024). https://doi.org/10.1038/s41586-024-07557-z

Abstract
A cognitive map is a suitably structured representation that enables novel computations using previous experience; for example, planning a …

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How existing motor memories are maintained as new motor skills are continuously acquired?

Jae-Hyun Kim, Kayvon Daie, Nuo Li. A combinatorial neural code for long-term motor memory. bioRxiv 2024.06.05.597627; doi: https://doi.org/10.1101/2024.06.05.597627

Abstract
Motor skill repertoire can be stably retained over long periods, but the neural mechanism underlying stable memory storage remains

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What’s the mechanism of spatial periodic computation of hippocampus-entorhinal circuit in navigation?

Bo Zhang, Jia Liu. The spatial periodic computation of hippocampus-entorhinal circuit in navigation. bioRxiv 2022.01.29.478346; doi: https://doi.org/10.1101/2022.01.29.478346

Summary
“To achieve the computational goal of navigating in both physical and mental spaces, human brain employs a cognitive map constructed by …

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What’s the mechanisms and function of grid cells in cognition?

Ling L. Dong, and Ila R. Fiete. Grid Cells in Cognition: Mechanisms and Function. Annual Review of Neuroscience, 2024. 47:345–68. 

Abstract

“The activity patterns of grid cells form distinctively regular triangular lattices over the explored spatial environment and are …

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How hippocampal activity encodes numerous memories of specific events in life?

Selmaan N. Chettih,Emily L. Mackevicius,Stephanie Hale,Dmitriy Aronov. Barcoding of episodic memories in the hippocampus of a food-caching bird. Cell, March 29, 2024.  DOI:https://doi.org/10.1016/j.cell.2024.02.032

Summary
The hippocampus is critical for episodic memory. Although hippocampal activity represents place and …

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How egocentric coding properties arise from its presynaptic inputs, and how egocentric cells represent items across different behavioral contexts?

Cheng, Ning, Qiqi Dong, Zhen Zhang, Li Wang, Xiaojing Chen, and Cheng Wang. “Egocentric processing of items in spines, dendrites, and somas in the retrosplenial cortex.” Neuron (2023).

Summary
“Egocentric representations of external items are essential for spatial …

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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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How place cells use environmental cues to resolve the ambiguity of arotationally symmetric environment?

Cheng, Han Yin, Dorothy W. Overington, and Kate J. Jeffery. “A configural context signal simultaneously but separably drives positioning and orientation of hippocampal place fields.” Hippocampus 34.2 (2024): 73-87.

Abstract
Effective self-localization requires that the brain can

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How to convert an allocentric goal into an egocentric steering signal?

Mussells Pires, P., Zhang, L., Parache, V. et al. Converting an allocentric goal into an egocentric steering signal. Nature (2024). https://doi.org/10.1038/s41586-023-07006-3

Abstract
“Neuronal signals that are relevant for spatial navigation have been described in many species1,2,3,4,5,6,7,8,9,10. However, a circuit-level

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Whether the entorhinal cortex integrates relational information about changing values during prospective decision making using a grid-like representation of an abstract value space?

Nitsch, A., Garvert, M.M., Bellmund, J.L.S. et al. Grid-like entorhinal representation of an abstract value space during prospective decision makingNat Commun 15, 1198 (2024). https://doi.org/10.1038/s41467-024-45127-z

Abstract
How valuable a choice option is often changes over time,

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