Consciousness and sleep

G Tononi, M Boly, C Cirelli - Neuron, 2024 - cell.com
Sleep is a universal, essential biological process. It is also an invaluable window on
consciousness. It tells us that consciousness can be lost but also that it can be regained, in …

Which structure generates paradoxical (REM) sleep: The brainstem, the hypothalamus, the amygdala or the cortex?

PH Luppi, A Chancel, J Malcey, S Cabrera, P Fort… - Sleep Medicine …, 2024 - Elsevier
Paradoxical or Rapid eye movement (REM) sleep (PS) is a state characterized by REMs,
EEG activation and muscle atonia. In this review, we discuss the contribution of brainstem …

[PDF][PDF] Brain-state-dependent constraints on claustrocortical communication and function

BA Marriott, AD Do, C Portet, F Thellier, R Goutagny… - Cell reports, 2024 - cell.com
Neural activity in the claustrum has been associated with a range of vigilance states, yet the
activity patterns and efficacy of synaptic communication of identified claustrum neurons have …

A brain cytokine-independent switch in cortical activity marks the onset of sickness behavior triggered by acute peripheral inflammation

SN Kurki, T Ala-Kurikka, A Lipponen… - Journal of …, 2023 - Springer
Systemic inflammation triggers protective as well as pro-inflammatory responses in the brain
based on neuronal and/or cytokine signaling, and it associates with acutely and protractedly …

[HTML][HTML] Acetylcholine facilitates localized synaptic potentiation and location specific feature binding

Y Yang, V Booth, M Zochowski - Frontiers in Neural Circuits, 2023 - ncbi.nlm.nih.gov
Forebrain acetylcholine (ACh) signaling has been shown to drive attention and learning.
Recent experimental evidence of spatially and temporally constrained cholinergic signaling …

Spatial-Temporal Analysis of Neural Desynchronization in Sleeplike States Reveals Critical Dynamics

D Curic, S Singh, M Nazari, MH Mohajerani… - Physical Review Letters, 2024 - APS
Sleep is characterized by nonrapid eye movement sleep, originating from widespread
neuronal synchrony, and rapid eye movement sleep, with neuronal desynchronization akin …

An experimental investigation into the effects of Cr2O3 and ZnO2 nanoparticles on the mechanical properties and durability of self-compacting mortar

J Yang, E Mohseni, B Behforouz… - International Journal of …, 2015 - degruyter.com
In this paper, the effects of using Cr2O3 and ZnO2 nanoparticles on the mechanical
properties and durability of self-compacting mortars are investigated. A fraction of Portland …

Hippocampal ripples coincide with “up-state” and spindles in retrosplenial cortex

R Pedrosa, M Nazari, L Kergoat, C Bernard… - Cerebral …, 2024 - academic.oup.com
During NREM sleep, hippocampal sharp-wave ripple (SWR) events are thought to stabilize
memory traces for long-term storage in downstream neocortical structures. Within the …

[HTML][HTML] What is sleep exactly? Global and local modulations of sleep oscillations all around the clock

A Thomas, O Delphine - Neuroscience & Biobehavioral Reviews, 2023 - Elsevier
Wakefulness, non-rapid eye-movement (NREM) and rapid eye-movement (REM) sleep differ
from each other along three dimensions: behavioral, phenomenological, physiological …

Wide-field imaging in behaving mice as a tool to study cognitive function

A Gilad - Neurophotonics, 2024 - spiedigitallibrary.org
Cognitive functions are mediated through coordinated and dynamic neuronal responses that
involve many different areas across the brain. Therefore, it is of high interest to …