Results 21 to 30 of about 6,131 (232)

The Orexin-A/OX1R System Induces Cell Death in Pancreatic Cancer Cells Resistant to Gemcitabine and Nab-Paclitaxel Treatment

open access: yesFrontiers in Oncology, 2022
Pancreatic ductal adenocarcinoma (PDAC) represents the fourth cause of cancer-associated death in the West. This type of cancer has a very poor prognosis notably due to the development of chemoresistance when treatments including gemcitabine and Abraxane
Thierry Voisin   +9 more
doaj   +1 more source

Correlation analysis between plasma orexin ⁃ A and core clinical features of dementia with Lewy bodies

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2023
Objective To analyze the correlations between plasma orexin⁃A and clinical manifestations of dementia with Lewy bodies (DLB). Methods A total of 51 patients with DLB from Beijing Tiantan hospital, Capital Medical University, and 46 sex, age and ...
Jing⁃huan GAN   +4 more
doaj   +1 more source

Integrative Physiology of Orexins and Orexin Receptors

open access: yesCNS & Neurological Disorders - Drug Targets, 2009
Recent studies have established that the orexin system is a critical regulator of sleep/wake states. Deficiency of orexin signaling results in the sleep disorder narcolepsy-cataplexy in humans, dogs, and rodents. These findings have brought about the possibility of novel therapies for sleep disorders including narcolepsy-cataplexy.
Michihiro, Mieda, Takeshi, Sakurai
openaire   +2 more sources

Synaptic interactions between perifornical lateral hypothalamic area, locus coeruleus nucleus and the oral pontine reticular nucleus are implicated in the stage succession during sleep-wakefulness cycle [PDF]

open access: yes, 2013
This Document is Protected by copyright and was first published by Frontiers. All rights reserved. it is reproduced with permissionThe perifornical area in the posterior lateral hypothalamus (PeFLH) has been implicated in several physiological functions ...
Garzón, Miguel   +3 more
core   +3 more sources

Localization of orexin B and orexin-2 receptor in the rat epididymis [PDF]

open access: yes, 2018
The peptides orexin A (OXA) and orexin B (OXB) derived from the proteolytic cleavage of a common precursor molecule, prepro-orexin, were originally described in the rat hypothalamus.
Alfredo Vittoria   +8 more
core   +1 more source

Orexin, orexin receptor antagonists and central cardiovascular control [PDF]

open access: yesFrontiers in Neuroscience, 2013
Orexin makes an important contribution to the regulation of cardiovascular function. When injected centrally under anesthesia, orexin increases blood pressure, heart rate and sympathetic nerve activity. This is consistent with the location of orexin neurons in the hypothalamus and the distribution of orexin terminals in the central autonomic network ...
openaire   +3 more sources

Hypocretin-1 receptors regulate the reinforcing and reward-enhancing effects of cocaine: pharmacological and behavioral genetics evidence. [PDF]

open access: yes, 2012
Considerable evidence suggests that transmission at hypocretin-1 (orexin-1) receptors (Hcrt-R1) plays an important role in the reinstatement of extinguished cocaine-seeking behaviors in rodents.
Fowler, Christie D   +3 more
core   +3 more sources

Expression of orexin B and its receptor 2 in rat testis [PDF]

open access: yes, 2017
The peptides orexin A (OxA) and orexin B (OxB) deriving from a common precursor molecule, prepro-orexin, by proteolytic cleavage, bind the two G-coupled OX1 and OX2 receptors.
ASSISI, LOREDANA   +7 more
core   +1 more source

A Monte Carlo study on dose enhancement and photon contamination production by various nanoparticles in electron mode of a medical linac [PDF]

open access: yes, 2015
The aim of this study is the evaluation of electron dose enhancement and photon contamination production by various nanoparticles in the electron mode of a medical linac. MCNPX Monte Carlo code was used for simulation of Siemens Primus linac as well as a
Akbari, Fateme   +4 more
core   +5 more sources

Orexins/Hypocretins: Key Regulators of Energy Homeostasis

open access: yesFrontiers in Endocrinology, 2019
Originally described to be involved in feeding regulation, orexins/hypocretins are now also considered as major regulatory actors of numerous biological processes, such as pain, sleep, cardiovascular function, neuroendocrine regulation, and energy ...
Edward Milbank   +3 more
doaj   +1 more source

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