Results 11 to 20 of about 482,888 (302)

Sleep recovery ameliorates submandibular salivary gland inflammation associated with paradoxical sleep deprivation in male Wistar rats [PDF]

open access: yesJournal of Applied Oral Science
Submandibular salivary gland inflammation has been suggested as one of the mechanisms underlying impaired salivary secretion associated with sleep deprivation (SD).
Jude Ijuo Abeje   +4 more
doaj   +2 more sources

Effects of Paradoxical Sleep Deprivation on MCH and Hypocretin Systems [PDF]

open access: yesSleep Science
Melanin-concentrating hormone (MCH) and hypocretins (Hcrt) 1 and 2 are neuropeptides synthesized in the lateral hypothalamic area by neurons that are critical in the regulation of sleep and wakefulness.
Ana Luiza Dias Abdo Agamme   +3 more
doaj   +2 more sources

Prevalence, Clinical Correlates, Gender Differences, and Predictive Factors of Paradoxical Insomnia in Chinese Adults with Chronic Insomnia: A Cross-Sectional Study [PDF]

open access: yesNature and Science of Sleep
Mengmeng Wang,1,2,* Wenjun Zhu,1,3,* Yunliang Sun,4 Zhaoyan Feng,1 Yanyan Hou,1 Huanhuan Wang,1 Bing Zhou,1 Fang Han,1 Fulong Xiao1 1Division of Sleep Medicine, Peking University People’s Hospital, Beijing, People’s Republic of China ...
Wang M   +8 more
doaj   +2 more sources

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

The Natural History of Insomnia: Acute Insomnia and First-onset Depression [PDF]

open access: yes, 2013
Study Objectives: While many studies have examined the association between insomnia and depression, no studies have evaluated these associations 1) within a narrow time frame, 2) with specific reference to acute & chronic insomnia, and 3) using ...
Michael L. Perlis   +18 more
core   +1 more source

Sleep deprivation increases seizures induced by cocaine in rats

open access: yesSleep Science, 2010
Objective: Medical emergency units have increasingly to deal with seizures associated with cocaine abuse, which are seen as a determinant of cocaine-related lethality in humans.
Monica Levy Andersen   +3 more
doaj   +1 more source

Microinjection of melanin-concentrating hormone (MCH) into the median raphe nucleus promotes REM sleep in rats

open access: yesSleep Science, 2021
Melanin concentrating hormone (MCH) is a sleep-promoting neuromodulator synthesized by neurons located in the postero-lateral hypothalamus and incerto-hypothalamic area.
Claudia Pascovich   +7 more
doaj   +1 more source

The role of cognitive processes in sleep disturbance: a comparison of Japanese and English university students [PDF]

open access: yes, 2002
The present study investigated the role of cognitive processes in the maintenance of clinically significant sleep disturbance across two cultures. A questionnaire was administered to 60 Japanese and 60 English university students to assess the presence ...
Bird, C.M.   +5 more
core   +1 more source

Thermophysiology and sleep : a comparison between women with and without vascular dysregulation and difficulties initiating sleep [PDF]

open access: yes, 2008
Temperature and sleep are closely interrelated. The fall of core body temperature (CBT) at the end of the waking period is caused by heat loss via distal vasodilatation, (warm hands and feet). This process induces sleepiness.
Vollenweider, Stephanie
core   +1 more source

Dopaminergic and noradrenergic drugs revert cocaine-induced erection in paradoxical sleep-deprived rats

open access: yesSleep Science, 2010
Objectives: Evidence suggests that paradoxical sleep deprivation induces dopaminergic supersensitivity and noradrenergic subsensitivity.
Monica Levy Andersen   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy