Category: Cognitive Map

How the cognitive map is recalled and how the manipulation of distances and directions occurs within the cognitive map?

Teixeira De Almeida, M., Faulmann, I., Seeber, M., Gschwend, K., Maurer, R., & Burra, N. 2023. Electrophysiological correlates of distance and direction processing during cognitive map retrieval: A source analysis. Frontiers in Human Neuroscience, 17, 42.

The aim

Be the First to comment. Read More

How the human brain is tuned to veridical head direction signals?

Benjamin J Griffiths, Thomas Schreiner, Julia Schaefer, Christian Vollmar, Elisabeth Kaufmann, Stefanie Quach, Jan Remi, Soheyl Noachtar, Tobias Staudigl. Electrophysiological signatures of veridical head direction in humans. bioRxiv 2023.01.26.525724; doi: https://doi.org/10.1101/2023.01.26.525724

Abstract
“Information about heading direction is critical for …

Be the First to comment. Read More

How navigation and memory processes interact in humans?

Thomas Schreiner, Benjamin J. Griffiths, Merve Kutlu, Christian Vollmar, Elisabeth Kaufmann, Stefanie Quach, Jan Remi, Soheyl Noachtar, Tobias Staudigl. Memory reactivation of real-world spatial orientation revealed by human electrophysiology. bioRxiv 2023.01.27.525854; doi: https://doi.org/10.1101/2023.01.27.525854

Abstract
Spatial navigation and memory

Be the First to comment. Read More

What are the brain mechanisms underlying spatial navigation in birds?

Agarwal A, Sarel A, Derdikman D, Ulanovsky N, Gutfreund Y. Spatial coding in the hippocampus and hyperpallium of flying owls. Proceedings of the National Academy of Sciences. 2023 Jan 31;120(5):e2212418120.

Significance
Birds travel long distances and navigate in

Be the First to comment. Read More

How retrosplenial cortex computes heading direction from landmark information?

Eleonora Lomi, Kate Jeffery, Anna Mitchell. Convergence of direction, location and theta in the rat anteroventral thalamic nucleus. bioRxiv 2023.01.11.523585; doi: https://doi.org/10.1101/2023.01.11.523585

Abstract
Retrosplenial cortex (RSC) is a cortical region that computes heading direction from landmark information, but

Be the First to comment. Read More

How the hippocampus incorporates new contextual information into a previously formed and stabilized spatial representation?

Jake Ormond, Simon A. Serka, Joshua P. Johansen. Enhanced reactivation of remapping place cells during aversive learning. Journal of Neuroscience 3 January 2023, JN-RM-1450-22; DOI: 10.1523/JNEUROSCI.1450-22.2022

Abstract
Study of the hippocampal place cell system has greatly enhanced our

Be the First to comment. Read More

Whether hippocampal time cells represent context-dependent experience or time per se?

David B. Omer, Liora Las & Nachum Ulanovsky. Contextual and pure time coding for self and other in the hippocampus. Nat Neurosci (2022). https://doi.org/10.1038/s41593-022-01226-y

Abstract
“Navigation and episodic memory depend critically on representing temporal sequences. Hippocampal ‘time cells’ form

Be the First to comment. Read More

How hippocampal neural circuits achieve efficient spatial representations using dynamic hyperbolic geometry?

Huanqiu Zhang, P. Dylan Rich, Albert K. Lee & Tatyana O. Sharpee. Hippocampal spatial representations exhibit a hyperbolic geometry that expands with experience. Nat Neurosci (2022). https://doi.org/10.1038/s41593-022-01212-4

Abstract
Daily experience suggests that we perceive distances near us linearly.

Be the First to comment. Read More

How the activity of single grid cells is related to the sum activity of a population of grid cells?

Ikhwan Bin Khalid, Eric T. Reifenstein, Naomi Auer, Lukas Kunz, Richard Kempter. Quantitative modeling of the emergence of macroscopic grid-like representations. bioRxiv 2022.12.20.521210; doi: https://doi.org/10.1101/2022.12.20.521210

Abstract
Grid cells are neurons in the entorhinal cortex that play a key

Be the First to comment. Read More

How does the cortex retrieve episodic memories from the hippocampus during memory consolidation?

HaoRan Chang, Ingrid M. Esteves, Adam R. Neumann, Majid H. Mohajerani, Bruce L. McNaughton. Cortical Reactivation of Non-Spatial and Spatial Memory Representations Coordinate with Hippocampus to Form a Memory Dialogue. bioRxiv 2022.12.16.520658; doi: https://doi.org/10.1101/2022.12.16.520658

Abstract
“Episodic memory depends on …

Be the First to comment. Read More

How dopamine promotes head direction plasticity during orienting movements?

Yvette E. Fisher, Michael Marquis, Isabel D’Alessandro& Rachel I. Wilson. Dopamine promotes head direction plasticity during orienting movements. Nature (2022). https://doi.org/10.1038/s41586-022-05485-4

Abstract
In neural networks that store information in their connection weights, there is a tradeoff between sensitivity

Be the First to comment. Read More

Whether associative memory involves precisely timed spiking of neurons in the medial temporal lobes that exhibit stimulus-specific tuning?

Lukas Kunz, Bernhard P Staresina, Peter C Reinacher, Armin Brandt, Tim A Guth, Andreas Schulze-Bonhage, Joshua Jacobs. Ripple-locked coactivity of stimulus-specific neurons supports human associative memory. bioRxiv 2022.10.17.512635; doi: https://doi.org/10.1101/2022.10.17.512635

Abstract
Associative memory is the ability to encode

Be the First to comment. Read More

How to integrate new memories into the hippocampal network activity space?

Gava, G.P., McHugh, S.B., Lefèvre, L. et al. Integrating new memories into the hippocampal network activity space. Nat Neurosci 24, 326–330 (2021). https://doi.org/10.1038/s41593-021-00804-w

Abstract
“By investigating the topology of neuronal co-activity, we found that mnemonic information spans multiple operational …

Be the First to comment. Read More

How entorhinal grid-like codes and time-locked network dynamics track others navigating through space?

Isabella C Wagner, Luise Graichen, Boryana Todorova, Andre Luettig, David Omer, Matthias Stangl, Claus Lamm. Entorhinal grid-like codes and time-locked network dynamics track others navigating through space. bioRxiv 2022.10.08.511403; doi: https://doi.org/10.1101/2022.10.08.511403

Abstract
“Navigating through crowded, dynamically changing social environments …

Be the First to comment. Read More

How the human brain mediates second-scale time perception?

Yu, Q., Bi, Z., Jiang, S., Yan, B., Chen, H., Wang, Y., Miao, Y., Li, K., Wei, Z., Xie, Y. and Tan, X., 2022. Visual cortex encodes timing information in humans and mice. Neuron.DOI:https://doi.org/10.1016/j.neuron.2022.09.008

Summary
Despite the importance

Be the First to comment. Read More