Hippocampal gamma and sharp wave/ripples mediate bidirectional interactions with cortical networks during sleep

R Pedrosa, M Nazari, MH Mohajerani… - Proceedings of the …, 2022 - National Acad Sciences
Hippocampus–neocortex interactions during sleep are critical for memory processes:
Hippocampally initiated replay contributes to memory consolidation in the neocortex and …

Neurogliaform cells dynamically decouple neuronal synchrony between brain areas

E Sakalar, T Klausberger, B Lasztóczi - Science, 2022 - science.org
Effective communication across brain areas requires distributed neuronal networks to
dynamically synchronize or decouple their ongoing activity. GABA ergic interneurons lock …

The Hybrid Drive: a chronic implant device combining tetrode arrays with silicon probes for layer-resolved ensemble electrophysiology in freely moving mice

M Guardamagna, R Eichler, R Pedrosa… - Journal of Neural …, 2022 - iopscience.iop.org
Objective. Understanding the function of brain cortices requires simultaneous investigation
at multiple spatial and temporal scales and to link neural activity to an animal's behavior. A …

Theta oscillations optimize information rate in the hippocampus

AF Amil, A Albesa-González, PFMJ Verschure - bioRxiv, 2022 - biorxiv.org
Low-frequency oscillations shape how neurons sample their synaptic inputs, hence
regulating information exchange among neural circuits. In the hippocampus, theta …