Results 101 to 110 of about 29,387 (258)

A Meta‐Analysis of the Effects of Acute Sleep Deprivation on the Cortical Transcriptome in Rodent Models

open access: yesJournal of Sleep Research, EarlyView.
How does sleep deprivation affect the brain? We performed a meta‐analysis of publicly available transcriptional profiling datasets characterising the effects of sleep deprivation on cortical gene expression (n = 293 mice, 16,290 genes) and validated our results in an independent sample (n = 222 mice).
Cosette A. Rhoads   +8 more
wiley   +1 more source

Defining the organizational structure of dopamine and muscarninic acetylcholine receptors [PDF]

open access: yes, 2015
No abstract ...
Alvarez-Curto, Elisa   +4 more
core   +1 more source

Overnight Dynamics of Ventricular Cerebrospinal Fluid Amyloid‐Beta, Lactate and Hypocretin in Patients With Hydrocephalus: A Pilot Study

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT This pilot observational study evaluated whether frequent overnight sampling of ventricular cerebrospinal fluid could clarify how sleep, hypocretin and lactate relate to amyloid‐β42 dynamics in adults with hydrocephalus. Seven participants underwent hourly ventricular cerebrospinal fluid sampling from early evening to late morning during ...
Casper Schwartz Riedel   +4 more
wiley   +1 more source

Associations of Cerebrospinal Fluid Orexin‐A, Alzheimer Disease Biomarkers, and Cognitive Performance

open access: yesAnnals of Clinical and Translational Neurology
Objective Cerebrospinal fluid (CSF) orexin‐A has been suggested to be a biomarker of Alzheimer disease (AD). In both cognitively unimpaired healthy older adults and individuals with symptomatic AD, CSF orexin‐A is positively associated with CSF Aβ42, p ...
Ruijin Lu   +13 more
doaj   +1 more source

Paradoxical function of orexin/hypocretin circuits in a mouse model of Huntington's disease

open access: yesNeurobiology of Disease, 2011
Huntington's disease (HD) is a neurodegenerative disorder involving progressive motor disturbances, cognitive decline, and desynchronized sleep–wake rhythms.
Rhîannan H. Williams   +2 more
doaj   +1 more source

Phylogenomic analysis reveals extensive phylogenetic mosaicism in the Human GPCR Superfamily [PDF]

open access: yes, 2007
A novel high throughput phylogenomic analysis (HTP) was applied to the rhodopsin G-protein coupled receptor (GPCR) family. Instances of phylogenetic mosaicism between receptors were found to be frequent, often as instances of correlated mosaicism and ...
Allaby, Robin G., Woodwark, Mathew
core   +1 more source

Investigation of the “Not Better Explained” Diagnosis Criteria in Sleep Disorder Classifications: A Systematic Content Analysis and Critical Review

open access: yesJournal of Sleep Research, EarlyView.
The “Not Better Explained” (NBE) criterion plays a key role in preventing diagnostic misclassification by structuring causal reasoning in sleep medicine. This systematic content analysis compares the use, wording, and excluded conditions of NBE criteria across the ICSD‐3‐TR and DSM‐5‐TR for ten major sleep disorders.
Jean‐Arthur Micoulaud‐Franchi   +9 more
wiley   +1 more source

The role of orexin A in the pathogenesis of ischaemic stroke at high altitude

open access: yesExperimental Physiology
Orexin offers protection against cerebral ischaemia–reperfusion injury, with high altitude playing a key role in modulating its expression. This study aimed to investigate the effect of high altitude on orexin expression and its pathophysiological ...
Minxia Zhu   +7 more
doaj   +1 more source

Comparative effects of hypnotic agents on sleep architecture and respiratory outcomes in obstructive sleep apnea: A systematic review and network meta‐analysis

open access: yesPsychiatry and Clinical Neurosciences, EarlyView.
Aim This network meta‐analysis of randomized controlled trials (RCTs) aimed to investigate which hypnotics are associated with the most favorable sleep architecture and respiratory outcomes in adults with obstructive sleep apnea. Methods Primary outcomes included total sleep time (TST) and apnea–hypopnea index (AHI) during TST.
Taro Kishi   +6 more
wiley   +1 more source

The Effect of Porcine Orexin a on Glucose-Dependent Insulinotropic Polypeptide Plasma Concentrations in Pigs

open access: yesEuropean Journal of Inflammation, 2010
The orexigenic system was discovered in 1998. It consists of two neuropeptides, Orexin A and Orexin B. Researchers have focused more on Orexin A, since its intracerebroventricular injection into the lateral ventricle of the rat's brain causes an increase
P. Papakonstantinou   +6 more
doaj   +1 more source

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