Tag: Self-Motion

Whether and how the 3D position and velocity of the head and eyes are represented in the rodent MEC neural circuitry supporting navigation?

Caitlin S. Mallory, Kiah Hardcastle, Malcolm G. Campbell, Alexander Attinger, Isabel I. C. Low, Jennifer L. Raymond & Lisa M. Giocomo. Mouse entorhinal cortex encodes a diverse repertoire of self-motion signals. Nat Commun 12, 671 (2021). https://doi.org/10.1038/s41467-021-20936-8

Abstract
“Neural …

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How does the brain integrate self-motion and goals adaptively?

Andrew S. Alexander, Janet C. Tung, G. William Chapman, Laura E. Shelley, Michael E. Hasselmo, Douglas A. Nitz. Adaptive integration of self-motion and goals in posterior parietal cortexbioRxiv 2020.12.19.423589; doi: https://doi.org/10.1101/2020.12.19.423589

Abstract
Animals engage in a variety

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How does the brain encode head motion?

Jean Laurens, Dora E. Angelaki. Simple spike dynamics of Purkinje cells in the macaque vestibulo-cerebellum during passive whole-body self-motion. Proceedings of the National Academy of Sciences Jan 2020, 201915873; DOI: 10.1073/pnas.1915873117

Significance
This study characterizes the response dynamics

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Whether speed and head direction signals provide invariant self-motion signals across environments or change their coding in response to metric changes to the environment

Munn, Robert GK, Caitlin S. Mallory, Kiah Hardcastle, Dane M. Chetkovich, and Lisa M. Giocomo. Entorhinal velocity signals reflect environmental geometry. Nat Neurosci (2020) doi:10.1038/s41593-019-0562-5

Abstract
“The entorhinal cortex contains neurons that represent self-location, including grid cells that fire …

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How freely-swimming teleost fish collect and compute metric spatial information underwater?

Cecilia Karlsson, Jay Willis, Matishalin Patel, Theresa Burt de Perera. Teleost fish can accurately estimate distance travelled. doi: https://doi.org/10.1101/834341

Abstract
Terrestrial animals compute shortcuts through their environment by integrating self-motion vectors containing distance and direction information. The sensory …

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Whether entorhinal velocity signals are equally influenced or provide a universal metric for self-motion across environments?

Munn, Robert GK, Caitlin S. Mallory, Kiah Hardcastle, Dane M. Chetkovich, and Lisa M. Giocomo. “Entorhinal velocity signals reflect environmental geometry.” bioRxiv (2019): 671222. doi: https://doi.org/10.1101/671222

Summary
The entorhinal cortex contains neural signals for representing self-location, including grid

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