Tag: Hippocampus
How do time cells in the human hippocampus and entorhinal cortex support episodic memory?
Gray Umbach, Pranish Kantak, Joshua Jacobs, Michael Kahana, Brad E. Pfeiffer, Michael Sperling, Bradley Lega. Time cells in the human hippocampus and entorhinal cortex support episodic memory. Proceedings of the National Academy of Sciences Nov 2020, 117 (45) 28463-28474; …
How does the monkey brain represent what and when conjunctively during anassociative memory task?
Cruzado NA, Tiganj Z, Brincat SL, Miller EK, Howard MW. Conjunctive representation of what and when in monkey hippocampus and lateral prefrontal cortex during an associative memory task. Hippocampus. 2020 Dec;30(12):1332-1346. doi: 10.1002/hipo.23282.
Abstract
“Adaptive memory requires the …
How do place cells and grid cells represent position across multiple environments with joint attractor dynamics?
Agmon, Haggai, and Yoram Burak. “A theory of joint attractor dynamics in the hippocampus and the entorhinal cortex accounts for artificial remapping and grid cell field-to-field variability.” eLife 9 (2020): e56894.
Abstract
“The representation of position in …
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 …
How does the primate hippocampus represent objects and space during virtual navigation?
Gulli, Roberto A., Lyndon R. Duong, Benjamin W. Corrigan, Guillaume Doucet, Sylvain Williams, Stefano Fusi, and Julio C. Martinez-Trujillo. “Context-dependent representations of objects and space in the primate hippocampus during virtual navigation.” Nature Neuroscience 23, no. 1 (2020): …
How the brain represent allocentric (map-based) vectors to boundaries, objects, and goals?
Steven Poulter, Sang Ah Lee, James Dachtler, Thomas J. Wills, Colin Lever. Vector Trace cells in the Subiculum of the Hippocampal formation. bioRxiv 805242; doi: https://doi.org/10.1101/805242
Abstract
“Successfully navigating in physical or semantic space requires a neural representation …
How abstract and discrete relational structures are represented, combined, and navigated in the human brain?
Seongmin A. Park, Douglas S. Miller, Hamed Nili, Charan Ranganath, Erie D. Boorman. Map making: Constructing, combining, and navigating abstract cognitive maps. bioRxiv 810051; doi: https://doi.org/10.1101/810051
ABSTRACT
“Cognitive maps are thought to enable model-based inferences from limited experience …
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CogNav Blog
New discovery worth spreading on cognitive navigation in robotics and neuroscience
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- How different prefrontal regions may contribute to different stages of navigation?
- Whether grid cell networks show continuous attractor dynamics and how they interface with inputs from the environment?
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- How does the retrosplenial cortex combine internal and external cues to encode head velocity during navigation?
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