Over and above frequency: Gamma oscillations as units of neural circuit operations

A Fernandez-Ruiz, A Sirota, V Lopes-dos-Santos… - Neuron, 2023 - cell.com
Summary Gamma oscillations (∼ 30–150 Hz) are widespread correlates of neural circuit
functions. These network activity patterns have been described across multiple animal …

Imagination as a fundamental function of the hippocampus

AE Comrie, LM Frank, K Kay - … Transactions of the …, 2022 - royalsocietypublishing.org
Imagination is a biological function that is vital to human experience and advanced
cognition. Despite this importance, it remains unknown how imagination is realized in the …

Augmenting hippocampal–prefrontal neuronal synchrony during sleep enhances memory consolidation in humans

M Geva-Sagiv, EA Mankin, D Eliashiv, S Epstein… - Nature …, 2023 - nature.com
Memory consolidation during sleep is thought to depend on the coordinated interplay
between cortical slow waves, thalamocortical sleep spindles and hippocampal ripples, but …

Experience replay is associated with efficient nonlocal learning

Y Liu, MG Mattar, TEJ Behrens, ND Daw, RJ Dolan - Science, 2021 - science.org
INTRODUCTION Adaptive decision-making requires assimilation of reward information to
guide subsequent choices. However, actions and outcomes are often separated by time and …

Constant sub-second cycling between representations of possible futures in the hippocampus

K Kay, JE Chung, M Sosa, JS Schor, MP Karlsson… - Cell, 2020 - cell.com
Cognitive faculties such as imagination, planning, and decision-making entail the ability to
represent hypothetical experience. Crucially, animal behavior in natural settings implies that …

Phase precession in the human hippocampus and entorhinal cortex

SE Qasim, I Fried, J Jacobs - Cell, 2021 - cell.com
Knowing where we are, where we have been, and where we are going is critical to many
behaviors, including navigation and memory. One potential neuronal mechanism underlying …

Locally ordered representation of 3D space in the entorhinal cortex

G Ginosar, J Aljadeff, Y Burak, H Sompolinsky, L Las… - Nature, 2021 - nature.com
As animals navigate on a two-dimensional surface, neurons in the medial entorhinal cortex
(MEC) known as grid cells are activated when the animal passes through multiple locations …

Putative rhythms in attentional switching can be explained by aperiodic temporal structure

G Brookshire - Nature human behaviour, 2022 - nature.com
The neural and perceptual effects of attention were traditionally assumed to be sustained
over time, but recent work suggests that covert attention rhythmically switches between …

How development sculpts hippocampal circuits and function

R Cossart, R Khazipov - Physiological Reviews, 2022 - journals.physiology.org
In mammals, the selective transformation of transient experience into stored memory occurs
in the hippocampus, which develops representations of specific events in the context in …

Nested neuronal dynamics orchestrate a behavioral hierarchy across timescales

HS Kaplan, OS Thula, N Khoss, M Zimmer - Neuron, 2020 - cell.com
Classical and modern ethological studies suggest that animal behavior is organized
hierarchically across timescales, such that longer-timescale behaviors are composed of …