[HTML][HTML] Spatial information transfer in hippocampal place cells depends on trial-to-trial variability, symmetry of place-field firing, and biophysical heterogeneities

A Roy, R Narayanan - Neural Networks, 2021 - Elsevier
The relationship between the feature-tuning curve and information transfer profile of
individual neurons provides vital insights about neural encoding. However, the relationship …

[HTML][HTML] Differential impact of acute and chronic stress on CA1 spatial coding and gamma oscillations

A Tomar, D Polygalov, TJ McHugh - Frontiers in Behavioral …, 2021 - frontiersin.org
Chronic and acute stress differentially affect behavior as well as the structural integrity of the
hippocampus, a key brain region involved in cognition and memory. However, it remains …

Spatial coding in the hippocampus of flying owls

A Agarwal, A Sarel, D Derdikman, N Ulanovsky… - bioRxiv, 2021 - biorxiv.org
The elucidation of spatial coding in the hippocampus requires exploring diverse animal
species. While robust place-cells are found in the mammalian hippocampus, much less is …

[图书][B] Population dynamics of the thalamic head direction system during drift and reorientation

Z Ajabi - 2021 - search.proquest.com
The head direction (HD) system is commonly referred to as a neural compass, supporting a
navigator's sense of direction (Butler et al., 2017; Cullen & Taube, 2017; Dumont & Taube …

[HTML][HTML] Lateralized learning to solve complex problems

A Siddique - 2021 - openaccess.wgtn.ac.nz
Artificial intelligence systems have become proficient at linking environmental features to
targets to describe simple patterns in data. However, these systems can struggle with many …

[HTML][HTML] 'Fearful-place'coding in the amygdala-hippocampal network

MS Kong, EJ Kim, S Park, LS Zweifel, Y Huh, J Cho… - Elife, 2021 - elifesciences.org
Animals seeking survival needs must be able to assess different locations of threats in their
habitat. However, the neural integration of spatial and risk information essential for guiding …

Locomotor action sequences impact the scale of representation in hippocampus and posterior parietal cortex

LE Shelley, DA Nitz - Hippocampus, 2021 - Wiley Online Library
The hippocampus and posterior parietal cortex are implicated in both episodic memory and
encoding of position in an environment. In the present study, we examine the impact of …

[HTML][HTML] Protocol for remapping of place cells in disease mouse models

H Jun, J Chavez, A Bramian, KM Igarashi - STAR protocols, 2021 - Elsevier
Hippocampal place cells and entorhinal grid cells exhibit distinct spike patterns in different
environments called “remapping,” and we have recently shown that remapping of place cells …

Power dynamics of theta oscillations during goal-directed navigation in freely moving humans: A mobile EEG-virtual reality T-maze study

MH Lin, O Liran, N Bauer, TE Baker - bioRxiv, 2021 - biorxiv.org
Abstract Theta oscillations (∼ 4–12 Hz) are dynamically modulated by speed and direction
in freely moving animals. However, due to the paucity of electrophysiological recordings of …

[HTML][HTML] Single-trial dynamics of hippocampal spatial representations are modulated by reward value

F Michon, E Krul, JJ Sun, F Kloosterman - Current Biology, 2021 - cell.com
Reward value is known to modulate learning speed in spatial memory tasks, but little is
known about its influence on the dynamical changes in hippocampal spatial …