Tag: CA1

How are objects and landmarks encoded by the hippocampal neural population for navigation?

Anne Nagelhus, Sebastian O. Andersson, Soledad Gonzalo Cogno, Edvard I. Moser, May-Britt Moser. Object-centered population coding in CA1 of the hippocampus. Neuron 111, 1–14, 2023.

Summary
“Objects and landmarks are crucial for guiding navigation and must be integrated …

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Which neural circuits utilize relevant cues to initiate integration?

Raphael Heldman, Dongyan Pang, Xiaoliang Zhao, Yingxue Wang. A CA1 circuit motif that signals the start of information integration. bioRxiv 2023.03.12.532295; doi: https://doi.org/10.1101/2023.03.12.532295

Abstract
“Integrating information from the recent past is critical for guiding predictions and shaping behavior…

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How collective hippocampal coding properties facilitate the stability or precision of the neural code?

Sheintuch, Liron, Nitzan Geva, Daniel Deitch, Alon Rubin, and Yaniv Ziv. “Organization of hippocampal CA3 into correlated cell assemblies supports a stable spatial code.” Cell Reports 42, no. 2 (2023).

Summary
“Hippocampal subfield CA3 is thought to …

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How brain encode object-location memories?

Yusuke Teratani-Ota, Brian J. Wiltgen. Encoding object-location memories along the proximodistal axis of CA1. bioRxiv 2022.10.17.512601; doi: https://doi.org/10.1101/2022.10.17.512601

Abstract
“The hippocampus is thought to combine “what” and “where” information from the cortex so that objects and events can …

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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. …

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How direct cortical inputs to hippocampal area CA1 transmit complementary signals for goal-directed navigation?

John C Bowler, Attila Losonczy. Direct Cortical Inputs to Hippocampal Area CA1 Transmit Complementary Signals for Goal-directed Navigation. bioRxiv 2022.11.10.516009; doi: https://doi.org/10.1101/2022.11.10.516009

Summary
“The entorhinal cortex (EC) is central to the brain’s navigation system. Its subregions are conventionally thought …

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How entorhinal cortex directs learning-related changes in CA1 representations?

Christine Grienberger, Jeffrey C. Magee. Entorhinal cortex directs learning-related changes in CA1 representations. Nature (2022). https://doi.org/10.1038/s41586-022-05378-6

Abstract
“Learning-related changes in brain activity are thought to underlie adaptive behaviours1,2. For instance, the learning of a reward site by …

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