The Orexin/Hypocretin System, the Peptidergic Regulator of Vigilance, Orchestrates Adaptation to Stress

M Jászberényi, B Thurzó, Z Bagosi, L Vécsei… - Biomedicines, 2024 - mdpi.com
The orexin/hypocretin neuropeptide family has emerged as a focal point of neuroscientific
research following the discovery that this family plays a crucial role in a variety of …

Sleep disorders, obesity, and aging: the role of orexin

JP Nixon, V Mavanji, TA Butterick, CJ Billington… - Ageing research …, 2015 - Elsevier
The hypothalamic neuropeptides orexin A and B (hypocretin 1 and 2) are important
homeostatic mediators of central control of energy metabolism and maintenance of …

[HTML][HTML] Clinical usefulness of dual orexin receptor antagonism beyond insomnia: Neurological and psychiatric comorbidities

M Carpi, L Palagini, M Fernandes, C Calvello… - …, 2023 - Elsevier
Orexin is a neurotransmitter produced by a small group of hypothalamic neurons. Besides its
well-known role in the regulation of the sleep-wake cycle, the orexin system was shown to …

Mechanisms of body weight fluctuations in Parkinson's disease

A Kistner, E Lhommée, P Krack - Frontiers in neurology, 2014 - frontiersin.org
Typical body weight changes are known to occur in Parkinson's disease (PD). Weight loss
has been reported in early stages as well as in advanced disease and malnutrition may …

Orexins as novel therapeutic targets in inflammatory and neurodegenerative diseases

A Couvineau, T Voisin, P Nicole, V Gratio… - Frontiers in …, 2019 - frontiersin.org
Orexins [orexin-A (OXA) and orexin-B (OXB)] are two isoforms of neuropeptides produced by
the hypothalamus. The main biological actions of orexins, focused on the central nervous …

Orexin/hypocretin treatment restores hippocampal-dependent memory in orexin-deficient mice

V Mavanji, TA Butterick, CM Duffy, JP Nixon… - Neurobiology of learning …, 2017 - Elsevier
Orexin A is produced in neurons of the lateral, perifornical and dorsomedial regions of the
lateral hypothalamic area, which then project widely throughout the central nervous system …

Neuroprotection by Orexin-A via HIF-1α induction in a cellular model of Parkinson's disease

Y Feng, T Liu, XQ Li, Y Liu, XY Zhu, J Jankovic… - Neuroscience …, 2014 - Elsevier
Orexin-A, a neuropeptide secreted by hypothalamic neurons, may be neuroprotective in
many neurological conditions such as cerebral ischaemia. One mechanism postulated to be …

Estrogenic suppression of binge‐like eating elicited by cyclic food restriction and frustrative‐nonreward stress in female rats

MV Micioni Di Bonaventura, TA Lutz… - … Journal of Eating …, 2017 - Wiley Online Library
Because binge eating and emotional eating vary through the menstrual cycle in human
females, we investigated cyclic changes in binge‐like eating in female rats and their control …

Neuroinflammatory and autonomic mechanisms in diabetes and hypertension

C Han, MW Rice, D Cai - American Journal of Physiology …, 2016 - journals.physiology.org
Interdisciplinary studies in the research fields of endocrinology and immunology show that
obesity-associated overnutrition leads to neuroinflammatory molecular changes, in …

[HTML][HTML] Role of orexin A signaling in dietary palmitic acid-activated microglial cells

CM Duffy, C Yuan, LE Wisdorf, CJ Billington, CM Kotz… - Neuroscience …, 2015 - Elsevier
Excess dietary saturated fatty acids such as palmitic acid (PA) induce peripheral and
hypothalamic inflammation. Hypothalamic inflammation, mediated in part by microglial …