Tag: Memory

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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