Orexin (/ɒˈrɛksɪn/), also known as hypocretin, is a neuropeptide that regulates arousal, wakefulness, and appetite. It exists in the forms of orexin-A...
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An orexin receptor antagonist, or orexin antagonist, is a drug that inhibits the effect of orexin by acting as a receptor antagonist of one (selective...
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Orexin-A, also known as hypocretin-1, is a naturally occurring neuropeptide and orexin isoform. The orexinergic nucleus in the lateral hypothalamus is...
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Narcolepsy (section Orexin replacement)
clinically characterized by symptoms of EDS and cataplexy, and/or will have CSF orexin levels of less than 110 pg/ml. Cataplexy are transient episodes of aberrant...
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encoded by a different gene (HCRTR1, HCRTR2). Both orexin receptors exhibit a similar pharmacology – the 2 orexin peptides, orexin-A and orexin-B, bind to...
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Suvorexant (category Orexin antagonists)
Suvorexant, sold under the brand name Belsomra, is an orexin antagonist medication which is used in the treatment of insomnia. It is indicated specifically...
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Lateral hypothalamus (redirect from Orexin system)
(e.g., anandamide) and the orexin neuropeptides orexin-A and orexin-B are the primary signaling neurochemicals in orexin neurons; pathway-specific neurochemicals...
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that produce the neuropeptide hypocretin (also called orexin), which regulates arousal and has a role in stabilization of the transition between wake and...
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Orexin receptor type 1 (Ox1R or OX1), also known as hypocretin receptor type 1 (HcrtR1), is a protein that in humans is encoded by the HCRTR1 gene. The...
10 KB (1,104 words) - 02:20, 10 March 2024
and associate with arousal. Orexin deficiency has been identified as responsible for narcolepsy. Research suggests that orexin and histamine neurons play...
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Daridorexant (category Orexin antagonists)
medication is a dual orexin receptor antagonist (DORA). It acts as a selective dual antagonist of the orexin receptors OX1 and OX2. Daridorexant has a relatively...
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Orexin receptor type 2 (Ox2R or OX2), also known as hypocretin receptor type 2 (HcrtR2), is a protein that in humans is encoded by the HCRTR2 gene. It...
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colocalized on orexin projection neurons in the lateral hypothalamus and many output structures of the orexin system, where the CB1 and orexin receptor 1...
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Lemborexant (category Orexin antagonists)
Lemborexant, sold under the brand name Dayvigo, is an orexin antagonist medication which is used in the treatment of insomnia. It is indicated specifically...
21 KB (1,687 words) - 04:21, 27 January 2024
neuronal orexin producing cells located in the lateral hypothalamus and a decrease in orexin concentrations in the cerebral spinal fluid. Normally, orexin acts...
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Danavorexton (category Orexin receptor agonists)
Danavorexton (developmental code name TAK-925) is a selective orexin 2 receptor agonist. It is a small-molecule compound and is administered intravenously...
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Seltorexant (category Orexin antagonists)
an orexin antagonist medication which is under development for the treatment of depression and insomnia. It is a selective antagonist of the orexin OX2...
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homodimers, and they also heterodimerized with both orexin receptors. ... In conclusion, orexin receptors have a significant propensity to make homo- and heterodi-/oligomeric...
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Systems: Monoamines, Acetylcholine, and Orexin". In Sydor A, Brown RY (eds.). Molecular Neuropharmacology: A Foundation for Clinical Neuroscience (2nd ed...
94 KB (8,341 words) - 08:44, 9 August 2024
blood glucose that occurs after a meal is sensed by glucose-inhibited neurons in the lateral hypothalamus. These orexin-expressing neurons appear to be...
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least some catabolic effects have been discovered, including cytokines, orexin (known as hypocretin), and melatonin.[citation needed] The word catabolism...
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Cerebrospinal orexin can be measured using the lumbar puncture, with CSF orexin levels above 200 pg/ml considered normal. Patients who return a CSF sample...
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Systems: Monoamines, Acetylcholine, and Orexin". In Sydor A, Brown RY (eds.). Molecular Neuropharmacology: A Foundation for Clinical Neuroscience (2nd ed...
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Somnifacient (section Dual orexin receptor antagonist)
ramelteon. Dual orexin receptor antagonists are drugs that block the orexin receptors OX1 and OX2, hence reducing the wakeful effect of the orexin system and...
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Amphetamine (category Drugs that are a physiological drug)
70,000 orexin-releasing neurons in the lateral hypothalamus, leading to significantly reduced cerebrospinal orexin levels; this reduction is a diagnostic...
273 KB (26,879 words) - 20:36, 4 August 2024
Adderall (category Drugs that are a combination of chemicals)
70,000 orexin-releasing neurons in the lateral hypothalamus, leading to significantly reduced cerebrospinal orexin levels; this reduction is a diagnostic...
58 KB (21,539 words) - 12:58, 7 August 2024
Insomnia (section Orexin antagonists)
among individuals with sleep disorders to 13.7% in 2010. Orexin receptor antagonists are a more recently introduced class of sleep medications and include...
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that opioid or orexin stimulations in orbitofrontal cortex and insula causally enhance hedonic "liking" reactions to sweetness and find a third cortical...
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World Sleep Congress Demonstrate Early Signs of Efficacy for TAK-925, a Selective Orexin Type-2 Receptor (OX2R) Agonist, in Patients with Narcolepsy Type 1"...
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70,000 orexin-releasing neurons in the lateral hypothalamus, leading to significantly reduced cerebrospinal orexin levels; this reduction is a diagnostic...
44 KB (14,033 words) - 20:42, 12 August 2024