Results 111 to 120 of about 12,344 (239)

Involvement of PLAGL1/ZAC1 in hypocretin/orexin transcription

open access: yesInternational Journal of Molecular Medicine, 2019
The hypocretin/orexin neuropeptide system coordinates the regulation of various physiological processes. Our previous study reported that a reduction in the expression of pleomorphic adenoma gene-like 1 (Plagl1), which encodes a C2H2 zinc-finger ...
Susumu Tanaka   +11 more
semanticscholar   +1 more source

Temporal Course of Cerebral Autoregulation in Patients With Narcolepsy Type 1: Two Case Reports

open access: yesFrontiers in Neurology, 2019
Cerebral autoregulation is the mechanism by which constant cerebral blood flow is maintained despite changes in arterial blood pressure. In the two presented cases, cerebral autoregulation was impaired in patients with narcolepsy type 1, and both ...
Zhen-Ni Guo   +7 more
doaj   +1 more source

Effects of Traumatic Brain Injury on the Orexin/Hypocretin System

open access: yesNeurotrauma Reports
Traumatic Brain Injuries (TBIs) are known to cause a myriad of symptoms in patients. One common symptom after injury is sleep disruptions. One neuropeptide system has been studied repeatedly as a potential cause of sleep disruptions after TBI- the orexin/
Rebecca T. Somach   +2 more
doaj   +1 more source

Orexin/hypocretin and dysregulated eating: Promotion of foraging behavior

open access: yesBrain Research, 2018
At its discovery, orexin/hypocretin (OX) was hypothesized to promote food intake. Subsequently, with the identification of the participation of OX in numerous other phenomena, including arousal and drug seeking, this neuropeptide was proposed to be ...
Jessica R. Barson
semanticscholar   +1 more source

Orexin/Hypocretin Signaling

open access: yes, 2016
Orexin/hypocretin peptide (orexin-A and orexin-B) signaling is believed to take place via the two G-protein-coupled receptors (GPCRs), named OX1 and OX2 orexin receptors, as described in the previous chapters. Signaling of orexin peptides has been investigated in diverse endogenously orexin receptor-expressing cells - mainly neurons but also other ...
openaire   +2 more sources

Addiction and arousal: the hypocretin connection

open access: yes, 2008
The hypocretins, also known as orexins, are two neuropeptides now commonly described as critical components to maintain and regulate the stability of arousal. Several lines of evidence have raised the hypothesis that hypocretin-producing neurons are part
Boutrel, B., de Lecea, L.
core   +1 more source

Regulation of zebrafish sleep and arousal states: current and prospective approaches

open access: yesFrontiers in Neural Circuits, 2013
Every day, we shift among various states of sleep and arousal to meet the many demands of our bodies and environment. A central puzzle in neurobiology is how the brain controls these behavioral states, which are essential to an animal’s well-being and ...
Cindy N Chiu, David A Prober
doaj   +1 more source

A Decade of Orexin/Hypocretin and Addiction: Where Are We Now?

open access: yesCurrent topics in behavioral neurosciences, 2016
One decade ago, our laboratory provided the first direct evidence linking orexin/hypocretin signaling with drug seeking by showing that activation of these neurons promotes conditioned morphine-seeking behavior.
M. James   +3 more
semanticscholar   +1 more source

In vitro, in vivo and ex vivo demonstration of the antitumoral role of hypocretin-1/orexin-A and almorexant in pancreatic ductal adenocarcinoma

open access: yesOncoTarget, 2018
Pancreatic ductal adenocarcinoma (PDAC) is still the poorest prognostic tumor of the digestive system. We investigated the antitumoral role of orexin-A and almorexant in PDAC.
S. Dayot   +12 more
semanticscholar   +1 more source

Hypocretinergic and cholinergic contributions to sleep-wake disturbances in a mouse model of traumatic brain injury

open access: yesNeurobiology of Sleep and Circadian Rhythms, 2017
Disorders of sleep and wakefulness occur in the majority of individuals who have experienced traumatic brain injury (TBI), with increased sleep need and excessive daytime sleepiness often reported.
Hannah E. Thomasy   +4 more
doaj   +1 more source

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