Category: Neural Basis of Navigation

How abstract representations are encoded in populations of hippocampal neurons, how they emerge through learning and how they relate to behaviour?

Courellis, H.S., Minxha, J., Cardenas, A.R. et al. Abstract representations emerge in human hippocampal neurons during inference. Nature (2024). https://doi.org/10.1038/s41586-024-07799-x

Abstract
“Humans have the remarkable cognitive capacity to rapidly adapt to changing environments. Central to this capacity …

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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 brain to implemnt control and recalibration of path integration in place cells using optic flow?

Madhav, M.S., Jayakumar, R.P., Li, B.Y. et al. Control and recalibration of path integration in place cells using optic flow. Nat Neurosci 27, 1599–1608 (2024). https://doi.org/10.1038/s41593-024-01681-9

Abstract
“Hippocampal place cells are influenced by both self-motion (idiothetic) signals and external …

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How visual information becomes encoded by the brain’s navigation systems?

Dubanet, O. and Higley, M.J., 2024. Retrosplenial inputs drive visual representations in the medial entorhinal cortex. Cell Reports, 43(7).

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

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How neural population dynamics flexibly adapt during different behavioural states to govern the speed and stability of sensory encoding?

Horrocks, E.A.B., Rodrigues, F.R. & Saleem, A.B. Flexible neural population dynamics govern the speed and stability of sensory encoding in mouse visual cortex. Nat Commun 15, 6415 (2024). https://doi.org/10.1038/s41467-024-50563-y

Abstract
“Time courses of neural responses underlie real-time sensory processing …

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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 hippocampus. Nat 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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