Tag: Memory

How specific firing patterns and oscillatory dynamics in the entorhinal cortex and hippocampus can support both navigation and memory?

Buzsáki, G., Moser, E. Memory, navigation and theta rhythm in the hippocampal-entorhinal systemNat Neurosci 16, 130–138 (2013). https://doi.org/10.1038/nn.3304

Abstract
“Theories on the functions of the hippocampal system are based largely on two fundamental discoveries: the amnestic consequences …

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How does the brain make flexible navigation decisions based on mixed visual and memory representations?

Shinichiro Kira, Houman Safaai, Ari S. Morcos, Stefano Panzeri, Christopher D. Harvey. A distributed and efficient population code of mixed selectivity neurons for flexible navigation decisions. bioRxiv 2022.04.10.487349; doi: https://doi.org/10.1101/2022.04.10.487349

Abstract
Decision-making requires flexibility to rapidly switch sensorimotor

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How does the hippocampus rapidly consolidates novel information for spatial navigation?

Brad E. Pfeiffer. Spatial learning drives rapid goal representation in hippocampal ripples without place field accumulation or goal-oriented theta sequences. Journal of Neuroscience 8 April 2022, JN-RM-2479-21; DOI: 10.1523/JNEUROSCI.2479-21.2022

Abstract
The hippocampus is critical for rapid acquisition of

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How are neural representations of space used in the service of both real-world navigation and internal mnemonic processes?

Wenbo Tang and Shantanu P. JadhavMultiple-Timescale Representations of Space: Linking Memory to Navigation. Annual Review of Neuroscience. Vol. 45:- (Volume publication date July 2022). Review in Advance first posted online on December 22, 2021. (Changes may still …

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Why are our conceptions of space and time intertwined with memory in the hippocampal formation?

Lynn Nadel. The hippocampal formation and action at a distance. Proceedings of the National Academy of Sciences Dec 2021, 118 (51) e2119670118; DOI: 10.1073/pnas.2119670118

 

“Why is it that the same neural system is so intimately involved in aspects …

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How does mice learn multi-step routes by memorizing subgoal locations?

Philip Shamash, Sarah F. Olesen, Panagiota Iordanidou, Dario Campagner, Nabhojit Banerjee, Tiago Branco. Mice learn multi-step routes by memorizing subgoal locations.  bioRxiv 2020.08.19.256867; doi: https://doi.org/10.1101/2020.08.19.256867

Abstract
The behavioral strategies that mammals use to learn multi-step routes in natural

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How does the brain update memory representation?

William Mau, Michael E Hasselmo, Denise J Cai. The brain in motion: How ensemble fluidity drives memory-updating and flexibility
eLife 2020;9:e63550 DOI: 10.7554/eLife.63550

Abstract
“While memories are often thought of as flashbacks to a previous experience, they do not …

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How do hippocampal replay patterns dynamically change during the spatial learning process

Hideyoshi Igata, Yuji Ikegaya, Takuya Sasaki. Prioritized experience replays on a hippocampal predictive map for learning. Proceedings of the National Academy of Sciences Jan 2021, 118 (1) e2011266118; DOI: 10.1073/pnas.2011266118

Significance

The hippocampus is crucial for spatial learning

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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

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How do hippocampal place cells support spatial navigation and memory?

Nick T.M. Robinson, Lucie A.L. Descamps, Lloyd E. Russell, Moritz O. Buchholz, Brendan A. Bicknell, Georgy K. Antonov, Joanna Y.N. Lau, Rebecca Nutbrown, Christoph Schmidt-Hieber, Michael Häusser. Targeted Activation of Hippocampal Place Cells Drives Memory-Guided Spatial Behavior. Cell, 2020, …

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How do rodents execute efficient multi-step routes to goals in novel environments?

Philip Shamash, Sarah F. Olesen, Panagiota Iordanidou, Dario Campagner, Banerjee Nabhojit, Tiago Branco. Mice learn multi-step routes by memorizing subgoal locations. bioRxiv 2020.08.19.256867; doi: https://doi.org/10.1101/2020.08.19.256867

Abstract
Animals must rapidly gather spatial information about new environments so that they

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How does the neural network link the scene perception and spatial memory systems of the human brain?

Adam Steel, Madeleine M. Billings, Edward H. Silson, Caroline E. Robertson. A network linking perception and memory systems in posterior cerebral cortex. doi: https://doi.org/10.1101/2020.05.25.115147

Abstract
“Here, we report a new network of brain areas bridging the spatial-memory and scene-perception

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How does the human brain encode distance and direction underlie navigation of a novel semantic space?

Simone Viganò, Manuela Piazza. Distance and direction codes underlie navigation of a novel semantic space in the human brain. Journal of Neuroscience 14 February 2020, 1849-19; DOI: 10.1523/JNEUROSCI.1849-19.2020

Abstract
A recent proposal posits that humans might use the

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How biological and artificial learning systems work?

James L. McClelland, Bruce L. McNaughton, Andrew K. Lampinen. Integration of New Information in Memory: New Insights from a Complementary Learning Systems Perspective. bioRxiv 2020.01.17.909804; doi: https://doi.org/10.1101/2020.01.17.909804

Abstract
“According to complementary learning systems theory, integrating new memories into the …

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What we have learned so far about the features of memory, including memory formation, retrieval over time, and loss?

Sheena A. Josselyn, Susumu Tonegawa. Memory engrams: Recalling the past and imagining the future. Science, 03 Jan 2020:Vol. 367, Issue 6473, eaaw4325. DOI: 10.1126/science.aaw4325

“The ability to form memory is an essential trait that allows learning and the accumulation …

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