Results 81 to 90 of about 20,577 (234)

Role of orexin receptors in histamine- and chloroquine-induced pruriceptive processing

open access: yesNeuroscience Research
It is known that orexin peptides are involved in nociceptive processing, while little is known about the roles of these peptides in itch processing. To reveal the functions of orexin peptides in pruriceptive processing, orexin A (OX-A) and orexin B (OX-B)
Anna Kanemaru-Kawazoe   +7 more
doaj   +1 more source

Inhibition of Food Intake by PACAP in the Hypothalamic Ventromedial Nuclei is Mediated by NMDA Receptors [PDF]

open access: yes, 2014
Central injections of pituitary adenylate cyclase-activating polypeptide (PACAP) into the ventromedial nuclei (VMN) of the hypothalamus produce hypophagia that is dependent upon the PAC1 receptor; however, the signaling downstream of this receptor in the
Choi, Sujean   +3 more
core   +2 more sources

Chronic Insomnia and Excess Cannabis Ingestion in an Older Adult—A Clinical Report of Complex Geriatric Care

open access: yesJournal of the American Geriatrics Society, EarlyView.
Cannabis use in older adults may have a broad range of effects in older adults impacting Mind, Mobility, Medications, Multi‐complexity, and what Matters Most.
Erik Fraunberger, Maia von Maltzahn
wiley   +1 more source

Orexin A ameliorates HBV X protein-induced cytotoxicity and inflammatory response in human hepatocytes

open access: yesArtificial Cells, Nanomedicine, and Biotechnology, 2019
Hepatitis B virus is one of the main causes of hepatitis and hepatocellular carcinoma (HCC). Hepatitis B virus-encoded X protein (HBx) has been shown to be involved in many aspects of the pathogenicity of liver diseases.
Li Wang   +4 more
doaj   +1 more source

Expression of Orexin A and its Receptor 1 in the Epididymis of the South American Camelid Alpaca (Vicugna pacos). [PDF]

open access: yes, 2013
Orexins A (ox A) and B are two peptides originally discovered in neurons of rat hypothalamus, and later found in different cellular types of the gastrointestinal and genital tracts. They arise from the proteolytic cleavage of a common precursor molecule,
DE LUCA, ADRIANA   +5 more
core   +1 more source

Chronic insomnia, REM sleep instability and emotional dysregulation: A pathway to anxiety and depression?

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary The world‐wide prevalence of insomnia disorder reaches up to 10% of the adult population. Women are more often afflicted than men, and insomnia disorder is a risk factor for somatic and mental illness, especially depression and anxiety disorders.
Dieter Riemann   +13 more
wiley   +1 more source

Differential roles of orexin receptors in the regulation of sleep/wakefulness

open access: yesFrontiers in Endocrinology, 2013
Orexin A and orexin B are hypothalamic neuropeptides that play critical roles in the regulation of sleep/wakefulness, as well as in a variety of physiological functions such as emotion, reward, and energy homeostasis.
Michihiro eMieda   +2 more
doaj   +1 more source

Narcolepsy initially misdiagnosed as schizophrenia: A case report

open access: yes
Sleep Research, EarlyView.
Feng Daoyi, Liu Xin, Xu Rui, He Lihua
wiley   +1 more source

Narcolepsy and rapid eye movement sleep

open access: yesJournal of Sleep Research, Volume 34, Issue 2, April 2025.
Summary Since the first description of narcolepsy at the end of the 19th Century, great progress has been made. The disease is nowadays distinguished as narcolepsy type 1 and type 2. In the 1960s, the discovery of rapid eye movement sleep at sleep onset led to improved understanding of core sleep‐related disease symptoms of the disease (excessive ...
Francesco Biscarini   +4 more
wiley   +1 more source

The role of orexins/hypocretins in alcohol use and abuse: an appetitive-reward relationship [PDF]

open access: yes, 2012
Orexins (hypocretins) are neuropeptides synthesized in neurons located in the lateral (LH), perifornical, and dorsomedial (DMH) hypothalamus. These neurons innervate many regions in the brain and modulate multiple other neurotransmitter systems.
Brown, Robyn M.   +2 more
core   +1 more source

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