Category: Cognitive Navigation

How the brain coordinates the encoding, recall and use of reward information to guide navigation?

Sosa, M., Giocomo, L.M. Navigating for reward. Nat Rev Neurosci (2021). https://doi.org/10.1038/s41583-021-00479-z

Abstract
An organism’s survival can depend on its ability to recall and navigate to spatial locations associated with rewards, such as food or a home. …

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How the brain integrate body-based idiothetic and visual allothetic cues in the computation of heading?

Sevan K. Harootonian, Arne D. Ekstrom, Robert C. Wilson. Combination and competition between path integration and landmark navigation in the estimation of heading direction. bioRxiv 2021.06.30.450548; doi: https://doi.org/10.1101/2021.06.30.450548

Abstract
Successful navigation requires the ability to compute one’s location

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How hippocampal place cells use vector computations to navigate?

Jake Ormond, John O’Keefe. Hippocampal place cells use vector computations to navigate. bioRxiv 2021.06.23.449621; doi: https://doi.org/10.1101/2021.06.23.449621

Abstract
“One function of the Hippocampal Cognitive Map is to provide information about salient locations in familiar environments such as those containing reward …

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How animals sense Earth’s magnetic field and use it as a compass to determine their spatial orientation?

Xu, J., Jarocha, L.E., Zollitsch, T. et al. Magnetic sensitivity of cryptochrome 4 from a migratory songbird. Nature 594, 535–540 (2021). https://doi.org/10.1038/s41586-021-03618-9

Abstract
Night-migratory songbirds are remarkably proficient navigators1. Flying alone and often over great distances, they …

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What is the neural code for very large spaces?

Eliav T, Maimon SR, Aljadeff J, Tsodyks M, Ginosar G, Las L & Ulanovsky N, Multiscale representation of very large environments in the hippocampus of flying bats, Science 372, eabg4020 (2021). PDF | News&Views: Wood & Dudchenko

Abstract
“Hippocampal …

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How do hippocampal individual neurons combine multiple features of the navigation experience, encoding a mixed representation of position, head direction, and speed?

Ledergerber, Debora, Claudia Battistin, Jan Sigurd Blackstad, Richard J. Gardner, Menno P. Witter, May-Britt Moser, Yasser Roudi, and Edvard I. Moser. “Task-dependent mixed selectivity in the subiculum.” Cell Report, Volume 35, Issue 8, 25 May 2021, 109175. 

Highlights…

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Whether the encoding of the speed of sound in the brain is innate or learned for echolocating bats?

Eran Amichai, Yossi Yovel. Echolocating bats rely on an innate speed-of-sound reference. Proceedings of the National Academy of Sciences May 2021, 118 (19) e2024352118; DOI: 10.1073/pnas.2024352118

Abstract
“Animals must encode fundamental physical relationships in their brains. A heron plunging …

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