Category: Cognitive Navigation

How do grid cells encode local head direction?

Klara Gerlei, Jessica Passlack, Ian Hawes, Brianna Vandrey, Holly Stevens, Ioannis Papastathopoulos, Matthew F. Nolan. Grid cells encode local head direction. bioRxiv 681312; doi: https://doi.org/10.1101/681312

Abstract
Grid and head direction codes represent cognitive spaces for navigation and memory

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How do multiple head direction cells work in different brain regions?

Robert GK Munn, Lisa M Giocomo. Multiple head direction signals within entorhinal cortex: origin and function. Current Opinion in Neurobiology. Volume 64, 2020, Pages 32-40.

Highlights

Directional signals in mammals arise from vestibular inputs and ascend to cortex

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Egocentric boundary vector tuning of the retrosplenial cortex

Andrew S. Alexander, Lucas C. Carstensen, James R. Hinman, Florian Raudies, G. William Chapman and Michael E. Hasselmo. Egocentric boundary vector tuning of the retrosplenial cortex. SCIENCE ADVANCES21 FEB 2020 : EAAZ2322

Abstract
“The retrosplenial cortex is reciprocally connected …

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How do spatial maps work in olfactory cortex during olfactory navigation?

Cindy Poo, Gautam Agarwal, Niccolò Bonacchi, Zachary Mainen. Spatial maps in olfactory cortex during olfactory navigation
bioRxiv 2020.02.18.935494; doi: https://doi.org/10.1101/2020.02.18.935494

Abstract
Animals rely on chemical signals to forage for food, shelter, and mates. Such behaviors call for odor

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How does the human brain encode distance and direction underlie navigation of a novel semantic space?

Simone Viganò, Manuela Piazza. Distance and direction codes underlie navigation of a novel semantic space in the human brain. Journal of Neuroscience 14 February 2020, 1849-19; DOI: 10.1523/JNEUROSCI.1849-19.2020

Abstract
A recent proposal posits that humans might use the

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How do the brain circuits work in encoding, retrieval and discrimination of episodic memories?

Hainmueller, T., Bartos, M. Dentate gyrus circuits for encoding, retrieval and discrimination of episodic memories. Nat Rev Neurosci (2020). https://doi.org/10.1038/s41583-019-0260-z

Abstract
The dentate gyrus (DG) has a key role in hippocampal memory formation. Intriguingly, DG lesions impair …

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How to unlock the secrets of three-dimensional navigation in the brains of bats?

Ziying Fu, Jia Tang, Qicai Chen. Neuroscientists are questing to unlock the secrets of three-dimensional navigation in the brains of bats. In Journal of Chinese Science Bulletin, Dec 13, 2019. https://doi.org/10.1360/TB-2019-0404.

Abstract
Unlocking the secrets of spatial orientation

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What is the latest progress in brain-inspired navigation technology integrating perception and action decision?

YANG Chuang, LIU Jianye, XIONG Zhi, LAI Jizhou, XIONG Jun. Brain-inspired navigation technology integrating perception and action decision: A review and outlook[J]. ACTA AERONAUTICAET ASTRONAUTICA SINICA, 2020, 41(1): 23280-023280.

Abstract

“With the sustained development of brain and neuroscience as …

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How do desert ants perform path integration in a three-dimensional world?

Ronacher, B. Path integration in a three-dimensional world: the case of desert ants. J Comp Physiol A (2020). https://doi.org/10.1007/s00359-020-01401-1

Abstract
Desert ants use path integration to return from foraging excursions on a shortcut way to their nests. …

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How do 3D place cells represent 3D volumetric space in rats?

Roddy M. Grieves, Selim Jedidi-Ayoub, Karyna Mishchanchuk, Anyi Liu, Sophie Renaudineau & Kate J. Jeffery. The place-cell representation of volumetric space in rats. Nat Commun 11, 789 (2020). https://doi.org/10.1038/s41467-020-14611-7

Abstract
“Place cells are spatially modulated neurons found in the …

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How does the time cells encode temporal information in the human brain?

Gray Umbach, Pranish Kantak, Joshua Jacobs, Michael J. Kahana, Brad E. Pfeiffer, Michael Sperling, Bradley Lega. Time cells in the human hippocampus and entorhinal cortex support episodic memory. bioRxiv 2020.02.03.932749; doi: https://doi.org/10.1101/2020.02.03.932749

Abstract
The organization of temporal information

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How is time generated in the hippocampal episodic memory system?

Edmund T. Rolls, Patrick Mills. The Generation of Time in the Hippocampal Memory System. Cell Reports, Volume 28, Issue 7, 2019, Pages 1649-1658.e6.

In Brief

“Rolls and Mills 2019 describe a theory and model of how time is generated

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How spatial information is dynamically reactivated in sub-regions of the human MTL and how this reactivation guides recall of episodic information

Nora A. Herweg, Ashwini D. Sharan, Michael R. Sperling, Armin Brandt, Andreas Schulze-Bonhage and Michael J. Kahana. Reactivated spatial context guides episodic recall. Journal of Neuroscience 23 January 2020, 1640-19; DOI: https://doi.org/10.1523/JNEUROSCI.1640-19.2019

Abstract
“The medial temporal lobe (MTL) is …

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How does the brain’s compass system work in insects and mammals?

Hulse, Brad K., and Vivek Jayaraman. “Mechanisms Underlying the Neural Computation of Head Direction.” Annual Review of Neuroscience 43 (2019).

Abstract

Many animals use an internal sense of direction to guide their movements through the world. …

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How May the Brain Encode Time from A Spatial Navigation Perspective?

John B. Issa, Gilad Tocker, Michael E. Hasselmo, James G. Heys, Daniel A. Dombeck. Navigating Through Time: A Spatial Navigation Perspective on How the Brain May Encode Time. Annual Review of Neuroscience 2020 43:1

Abstract
Interval timing, which

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