Orexin receptor antagonists as emerging treatments for psychiatric disorders

Y Han, K Yuan, Y Zheng, L Lu - Neuroscience bulletin, 2020 - Springer
Orexins comprise two neuropeptides produced by orexin neurons in the lateral
hypothalamus and are released by extensive projections of these neurons throughout the …

Role of the orexin system in the bidirectional relation between sleep and epilepsy: New chances for patients with epilepsy by the antagonism to orexin receptors?

C Berteotti, C Calvello, C Liguori - Epilepsia, 2023 - Wiley Online Library
Epilepsy is a common neurological disorder, affecting patients of all ages, reducing the
quality of life, and associated with several comorbidities. Sleep impairment is a frequent …

Bypassing the blood–brain barrier: direct intracranial drug delivery in epilepsies

M Gernert, M Feja - Pharmaceutics, 2020 - mdpi.com
Epilepsies are common chronic neurological diseases characterized by recurrent
unprovoked seizures of central origin. The mainstay of treatment involves symptomatic …

Orexin receptor antagonists in the pathophysiology and treatment of sleep disorders and epilepsy

M Sheibani, M Shayan, M Khalilzadeh, M Ghasemi… - Neuropeptides, 2023 - Elsevier
The correlation between sleep and epilepsy has been argued over the past decades among
scientists. Although the similarities and contrasts between sleep and epilepsy had been …

Neurobiology of the orexin system and its potential role in the regulation of hedonic tone

MA Katzman, MP Katzman - Brain sciences, 2022 - mdpi.com
Orexin peptides comprise two neuropeptides, orexin A and orexin B, that bind two G-protein
coupled receptors (GPCRs), orexin receptor 1 (OXR1) and orexin receptor 2 (OXR2) …

Targeting orexin receptors: Recent advances in the development of subtype selective or dual ligands for the treatment of neuropsychiatric disorders

A Bonifazi, F Del Bello, G Giorgioni… - Medicinal Research …, 2023 - Wiley Online Library
Orexin‐A and orexin‐B, also named hypocretin‐1 and hypocretin‐2, are two hypothalamic
neuropeptides highly conserved across mammalian species. Their effects are mediated by …

Reviewing the role of the orexinergic system and stressors in modulating mood and reward-related behaviors

S Vaseghi, S Zarrabian, A Haghparast - Neuroscience & Biobehavioral …, 2022 - Elsevier
In this review study, we aimed to introduce the orexinergic system as an important signaling
pathway involved in a variety of cognitive functions such as memory, motivation, and reward …

Transient targeting of hypothalamic orexin neurons alleviates seizures in a mouse model of epilepsy

HT Li, P Viskaitis, E Bracey, D Peleg-Raibstein… - Nature …, 2024 - nature.com
Lateral hypothalamic (LH) hypocretin/orexin neurons (HONs) control brain-wide electrical
excitation. Abnormally high excitation produces epileptic seizures, which affect millions of …

Characteristics of seltorexant—innovative agent targeting orexin system for the treatment of depression and anxiety

W Ziemichód, A Kurowska, K Grabowska, M Kurowska… - Molecules, 2023 - mdpi.com
Twenty-five years have passed since the discovery of the orexin system, during which time
we have learned more and more about it. A number of studies have been conducted …

Involvement of orexin type-2 receptors in genetic absence epilepsy rats

A Toplu, N Mutlu, ET Erdeve, Ö Sariyildiz… - Frontiers in …, 2023 - frontiersin.org
Introduction Orexin is a neuropeptide neurotransmitter that regulates the sleep/wake cycle
produced by the lateral hypothalamus neurons. Recent studies have shown the involvement …