Results 11 to 20 of about 2,316,235 (248)

Bi-Temporal Anodal Transcranial Direct Current Stimulation during Slow-Wave Sleep Boosts Slow-Wave Density but Not Memory Consolidation [PDF]

open access: yesBrain Sciences, 2021
Slow-wave sleep (SWS) has been shown to promote long-term consolidation of episodic memories in hippocampo–neocortical networks. Previous research has aimed to modulate cortical sleep slow-waves and spindles to facilitate episodic memory consolidation ...
Simon Ruch   +7 more
doaj   +3 more sources

Determination of the interaction impedance of helix slow-wave structures. [PDF]

open access: yes, 2000
The computer simulation of helix travelling-wave tubes requires accurate information about the phase velocity, interaction impedance and attenuation of the helix slow wave structure at each frequency.
R.G. Carter, Carter, R. G.
core   +5 more sources

Modulating overnight memory consolidation by acoustic stimulation during slow wave sleep – a systematic review and meta-analysis [PDF]

open access: yes, 2021
Study objectives: The low-frequency high-amplitude oscillations of slow wave sleep are considered to promote the consolidation of episodic memory. Previous research suggests that sleep slow waves can be entrained and enhanced by presenting short acoustic
Klöppel, Stefan   +6 more
core   +2 more sources

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

Sleep Disturbances in Rats With Genetic Pre-disposition to Spike-Wave Epilepsy (WAG/Rij)

open access: yesFrontiers in Neurology, 2021
Wistar Albino Glaxo Rijswijk (WAG/Rij) rats are widely used in basic and pre-clinical studies as a valid genetic model of absence epilepsy. Adult WAG/Rij rats exhibit generalized 8–10-Hz spike-wave discharges (SWDs) in the electroencephalogram.
Evgenia Sitnikova
doaj   +1 more source

Characterising the relationship between sleep stages and associated spectral power in diabetes

open access: yesSleep Epidemiology, 2022
Sleep disturbances are prevalent in the UK and globally, with sleep data from across 13 countries suggesting that only 55% of adults are satisfied with their sleep. Disturbed sleep is found in diabetes which is one of the most serious diseases worldwide.
Jennifer M. Johnson   +2 more
doaj   +1 more source

Low frequency visual stimulation enhances slow wave activity without disrupting the sleep pattern in mice

open access: yesScientific Reports, 2022
Non-invasive stimulation technologies are emerging as potential treatment options for a range of neurodegenerative disorders. Experimental evidence suggests that stimuli-evoked changes in slow brain rhythms may mitigate or even prevent neuropathological ...
Stephen Thankachan   +4 more
doaj   +1 more source

A continuum model for the dynamics of the phase transition from slow-wave sleep to REM sleep [PDF]

open access: yes, 2010
Previous studies have shown that activated cortical states (awake and rapid eye-movement (REM) sleep), are associated with increased cholinergic input into the cerebral cortex.
Voss, Logan J.   +5 more
core   +1 more source

Decoupling of sleep-dependent cortical and hippocampal interactions in a neurodevelopmental model of schizophrenia [PDF]

open access: yes, 2012
Rhythmic neural network activity patterns are defining features of sleep, but interdependencies between limbic and cortical oscillations at different frequencies and their functional roles have not been fully resolved.
Tricklebank, Mark   +18 more
core   +1 more source

Sleep slow-wave homeostasis and cognitive functioning in children with electrical status epilepticus in sleep [PDF]

open access: yes, 2020
Study objectives: Encephalopathy with electrical status epilepticus in sleep (ESES) is characterized by non-rapid eye movement (non-REM)-sleep-induced epileptiform activity and acquired cognitive deficits.
Plate, Joost D J   +13 more
core   +1 more source

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