Results 11 to 20 of about 189,686 (299)

Thalamic reticular nucleus induces fast and local modulation of arousal state [PDF]

open access: yeseLife, 2015
During low arousal states such as drowsiness and sleep, cortical neurons exhibit rhythmic slow wave activity associated with periods of neuronal silence.
Laura D Lewis   +6 more
doaj   +5 more sources

Sleep spindle and slow wave frequency reflect motor skill performance in primary school-age children [PDF]

open access: yesFrontiers in Human Neuroscience, 2014
Background and Aim. The role of sleep in the enhancement of motor skills has been been studied extensively in adults. We aimed to determine involvement of sleep and characteristics of spindles and slow waves in a motor skill in children. Hypothesis.
Rebecca G Astill   +13 more
doaj   +8 more sources

Epilepsy with continuous spike-waves during slow wave sleep: a clinical and electroencephalographic study [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 1995
We report four children with epilepsy with "continuous spike-waves during slow wave sleep" (CSWSS). The main clinical features were partial motor seizures, mental retardation and motor deficit.
Délrio F. Silva   +6 more
doaj   +5 more sources

Slow Wave Sleep Dreaming [PDF]

open access: yesSleep, 1992
Fifty volunteers slept two nonconsecutive nights in a sleep laboratory under electropolygraphic control. They were awakened for one report per night. Awakenings were made, in counterbalanced order, from slow wave sleep (SWS--stage 3-4 and stage 4) and rapid eye movement (REM) sleep.
CAVALLERO, CORRADO   +4 more
openaire   +3 more sources

High-Resolution Spectral Sleep Analysis Reveals a Novel Association Between Slow Oscillations and Memory Retention in Elderly Adults

open access: yesFrontiers in Aging Neuroscience, 2021
Objective: In recognition of the mixed associations between traditionally scored slow wave sleep and memory, we sought to explore the relationships between slow wave sleep, electroencephalographic (EEG) power spectra during sleep and overnight verbal ...
Makoto Kawai   +14 more
doaj   +1 more source

Somatostatin neuron contributions to cortical slow wave dysfunction in adult mice exposed to developmental ethanol

open access: yesFrontiers in Neuroscience, 2023
IntroductionTransitions between sleep and waking and sleep-dependent cortical oscillations are heavily dependent on GABAergic neurons. Importantly, GABAergic neurons are especially sensitive to developmental ethanol exposure, suggesting a potential ...
Donald A. Wilson   +10 more
doaj   +1 more source

Targeted memory reactivation in REM but not SWS selectively reduces arousal responses

open access: yesCommunications Biology, 2021
Hutchison et al. played sounds, which were paired with either emotionally negative or neutral images, to participants during either REM or slow-wave stages of sleep.
Isabel C. Hutchison   +4 more
doaj   +1 more source

Altered EEG markers of synaptic plasticity in a human model of NMDA receptor deficiency: Anti-NMDA receptor encephalitis

open access: yesNeuroImage, 2021
Plasticity of synaptic strength and density is a vital mechanism enabling memory consolidation, learning, and neurodevelopment. It is strongly dependent on the intact function of N-Methyl-d-Aspartate Receptors (NMDAR).
Silvano R. Gefferie   +16 more
doaj   +1 more source

Slow wave sleep in crayfish [PDF]

open access: yesProceedings of the National Academy of Sciences, 2004
Clear evidence of sleep in invertebrates is still meager. Defined as a distinct state of reduced activity, arousability, attention, and initiative, it is well established in mammals, birds, reptiles, and teleosts. It is commonly defined by additional electroencephalographic criteria that are only well established in mammals and to ...
Fidel, Ramón   +3 more
openaire   +2 more sources

Source modeling sleep slow waves [PDF]

open access: yesProceedings of the National Academy of Sciences, 2009
Slow waves are the most prominent electroencephalographic (EEG) feature of sleep. These waves arise from the synchronization of slow oscillations in the membrane potentials of millions of neurons. Scalp-level studies have indicated that slow waves are not instantaneous events, but rather they travel across the brain.
Murphy, M   +5 more
openaire   +4 more sources

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