Results 11 to 20 of about 410,492 (225)

NREM sleep oscillations and brain plasticity in aging

open access: yesFrontiers in Neurology, 2012
The human electroencephalogram (EEG) during non-rapid eye movement sleep (NREM) is characterized mainly by high-amplitude (> 75 µV), slow-frequency (< 4 Hz) waves (slow waves; SW) and sleep spindles (~11-15 Hz; > 0.25 s).
Stuart eFogel   +22 more
doaj   +2 more sources

Homeostatic NREM sleep and salience network function in adult mice exposed to ethanol during development [PDF]

open access: yesFrontiers in Neuroscience, 2023
Developmental exposure to ethanol is a leading cause of cognitive, emotional and behavioral problems, with fetal alcohol spectrum disorder (FASD) affecting more than 1:100 children.
Prachi Shah   +14 more
doaj   +2 more sources

High-density EEG signature of NREM sleep parasomnia episodes [PDF]

open access: yesScientific Reports
NREM (non-rapid eye movement sleep) Parasomnia Episodes (PE) such as confusional arousals and sleep-talking represent abnormal wake-like behaviors initiated during sleep, with a known admixture of localized wake-like and sleep-like activities. Using high-
A. Valomon   +8 more
doaj   +3 more sources

Cerebral and Peripheral Hemodynamics Across Wakefulness and NREM Sleep [PDF]

open access: yesJ Sleep Res
Wake/sleep-related changes in cerebral hemodynamic oscillations are well established, but similar changes in peripheral hemodynamics remain largely understudied.
Tong, Yunjie   +5 more
core   +2 more sources

Homeostatic regulation of NREM sleep, but not REM sleep, in Australian magpies

open access: yes, 2022
Study Objectives We explore non-rapid eye movement (NREM) and rapid eye movement (REM) sleep homeostasis in Australian magpies (Cracticus tibicen tyrannica).
Johnsson, Robin D   +4 more
core   +1 more source

Seasonal variation in sleep homeostasis in migratory geese: a rebound of NREM sleep following sleep deprivation in summer but not in winter [PDF]

open access: yes, 2020
Sleep is a behavioral and physiological state that is thought to serve important functions. Many animals go through phases in the annual cycle where sleep time might be limited, for example, during the migration and breeding phases.
Mekenkamp, Gert-Jan   +7 more
core   +1 more source

Pontine waves accompanied by short hippocampal sharp wave-ripples during non-rapid eye movement sleep : P-waves during NREM and REM sleep [PDF]

open access: yes, 2023
Ponto-geniculo-occipital or pontine (P) waves have long been recognized as an electrophysiological signature of rapid eye movement (REM) sleep. However, P-waves can be observed not just during REM sleep, but also during non-REM (NREM) sleep.
Tsunematsu, Tomomi   +3 more
core   +2 more sources

Circadian and ultradian NREM-REM sleep modulation of dream recall : effects of age and spectral activity [PDF]

open access: yes, 2011
This thesis deals with the electrophysiological correlates of sleep prior to dream recall and the age-related effects on dream processing. The dual NREM/REM sleep cycle and the circadian modulation of REM sleep sum to generate dream processing.
Laxhmi Chellappa, Sarah
core   +1 more source

Local Aspects of Avian Non-REM and REM Sleep

open access: yesFrontiers in Neuroscience, 2019
Birds exhibit two types of sleep that are in many respects similar to mammalian rapid eye movement (REM) and non-REM (NREM) sleep. As in mammals, several aspects of avian sleep can occur in a local manner within the brain.
Niels C. Rattenborg   +3 more
doaj   +1 more source

Essential roles of GABA transporter-1 in controlling rapid eye movement sleep and in increased slow wave activity after sleep deprivation. [PDF]

open access: yesPLoS ONE, 2013
GABA is the major inhibitory neurotransmitter in the mammalian central nervous system that has been strongly implicated in the regulation of sleep. GABA transporter subtype 1 (GAT1) constructs high affinity reuptake sites for GABA and regulates GABAergic
Xin-Hong Xu   +6 more
doaj   +1 more source

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