Tag: Integration

How the representations of space and time interact in the hippocampal memory system?

Chen, Shijie, Ning Cheng, Xiaojing Chen, and Cheng Wang. “Integration and competition between space and time in the hippocampus.” Neuron (2024).

Summary
“Episodic memory is organized in both spatial and temporal contexts. The hippocampus is crucial for episodic

Be the First to comment. Read More

How the brain integrate recent experiences into existing memories ensures that memories contain the most recently available information?

Zaki, Y., Pennington, Z.T., Morales-Rodriguez, D. et al. Offline ensemble co-reactivation links memories across days. Nature (2024). https://doi.org/10.1038/s41586-024-08168-4

Abstract
“Memories are encoded in neural ensembles during learning1,2,3,4,5,6 and are stabilized by post-learning reactivation7,8,9,10,11,12,13,14,15,16,17. Integrating recent experiences into existing memories

Be the First to comment. Read More

How the frequency and duration of odor encounters shape the navigational decisions of freely walking Drosophila?

Aarti Sehdev, Viraaj Jayaram, Nirag Kadakia, Ethan Brown, Thierry Emonet. Novelty detection and multiple timescale integration drive Drosophila orientation dynamics in temporally diverse olfactory environments. bioRxiv 2022.09.28.509840; doi: https://doi.org/10.1101/2022.09.28.509840

Abstract
“To survive, insects must effectively navigate odors plumes to …

Be the First to comment. Read More

How does the brain translate experiences into structured knowledge that allows us to navigate to achieve goals?

Corey Fernandez, Jiefeng Jiang, Shao-Fang Wang, Hannah Choi, Anthony D Wagner. Representational integration and differentiation in the human hippocampus following goal-directed navigation. bioRxiv 2022.04.12.488078; doi: https://doi.org/10.1101/2022.04.12.488078

Abstract
“As we learn, dynamic memory processes build structured knowledge across our experiences. …

Be the First to comment. Read More

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

Be the First to comment. Read More

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. …

Be the First to comment. Read More

Recent progress in the study of the head direction cell network: attractor dynamics, integration within the navigation system, and three-dimensional properties

Dora E Angelaki, Jean Laurens. The head direction cell network: attractor dynamics, integration within the navigation system, and three-dimensional properties. Current Opinion in Neurobiology, Volume 60, 2020, Pages 136-144, ISSN 0959-4388, https://doi.org/10.1016/j.conb.2019.12.002.

Highlights
•Head Direction Cells form an attractor …

Be the First to comment. Read More