Results 51 to 60 of about 9,891 (221)

Orexins in apoptosis: a dual regulatory role

open access: yesFrontiers in Cellular Neuroscience
The orexins, also referred to as hypocretins, are neuropeptides that originate from the lateral hypothalamus (LH) region of the brain. They are composed of two small peptides, orexin-A, and orexin-B, which are broadly distributed throughout the central ...
Simona Cavalu   +8 more
doaj   +1 more source

Salivary biomarkers in sleep‐related disorders

open access: yesSleep Research, EarlyView.
Abstract The exploration of salivary biomarkers has emerged as a promising avenue in the diagnosis and management of sleep‐related disorders, such as obstructive sleep apnea (OSA), insomnia, and sleep deprivation. Saliva is a noninvasive biofluid that contains a wealth of biological markers, reflecting both local and systemic physiological changes ...
Chuan Xiang Li   +9 more
wiley   +1 more source

Stress induces analgesia via orexin 1 receptor-initiated endocannabinoid/CB1 signaling in the mouse periaqueductal gray

open access: yes, 2017
The orexin system consists of orexin A/hypocretin 1 and orexin B/hypocretin 2, and OX1 and OX2 receptors. Our previous electrophysiological study showed that orexin A in the rat ventrolateral periaqueductal gray (vlPAG) induced antinociception via an OX1
邱麗珠   +1 more
core   +1 more source

Systemic medications associate with surgically treated cataract among adults over 50 years in Finland

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To identify associations between systemic drugs and cataract surgery in Finland. Methods A historic cohort study based on administrative data. Endpoint event was cataract surgery. Use of drugs in question was based on redeemed prescriptions and consisted of 156 drugs.
Antti Riikonen   +3 more
wiley   +1 more source

The novel role of the neuropeptides Orexin and QRFP and their involvement in Alzheimer's disease [PDF]

open access: yes, 2014
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University London.Alzheimer’s disease (AD) is a neurodegenerative disease which affects over 500,000 people in the UK.
Davies, Julie
core  

Orexin A induces bidirectional modulation of synaptic plasticity: Inhibiting long-term potentiation and preventing depotentiation

open access: yes, 2017
The orexin system consists of two peptides, orexin A and B and two receptors, OX1R and OX2R. It is implicated in learning and memory regulation while controversy remains on its role in modulating hippocampal synaptic plasticity in vivo and in vitro. Here,
Lu, Guan-Ling;Lee, Chia-Hsu;Chiou, Lih-Chu   +1 more
core   +1 more source

The DNA/RNA autophagy protein SIDT2 as a novel neuropathological hallmark in Huntington disease

open access: yesBrain Pathology, EarlyView.
SIDT2‐immunoreactive inclusions are observed in the striatum, cerebral cortex, and hypothalamus in HD cases with different Vonsattel grades, and the frequency of SIDT2‐immunoreactive inclusions is associated with longer CAG repeats in the huntingtin gene.
Sanaz Gabery   +17 more
wiley   +1 more source

Characterization of a putative orexin receptor in Ciona intestinalis sheds light on the evolution of the orexin/hypocretin system in chordates

open access: yesScientific Reports
Tunicates are evolutionary model organisms bridging the gap between vertebrates and invertebrates. A genomic sequence in Ciona intestinalis (CiOX) shows high similarity to vertebrate orexin receptors and protostome allatotropin receptors (ATR).
Maiju K. Rinne   +7 more
doaj   +1 more source

Orexin-A and endocannabinoids are involved in obesity-associated alteration of hippocampal neurogenesis, plasticity, and episodic memory in mice

open access: yesNature Communications, 2021
The authors show that adult hippocampal neurogenesis is altered in the dentate gyrus of obese mice with subsequent inhibition of long-term potentiation and impairment of pattern separation. Inhibition of orexin-A action at orexin-1 receptors rescued both
Nicola Forte   +14 more
doaj   +1 more source

Is there a role for cannabidiol in obesity, metabolic syndrome and binge eating?

open access: yesBritish Journal of Pharmacology, EarlyView.
Cannabidiol (CBD) is one of the most abundant phytocannabinoids isolated from the Cannabis sativa plant. CBD is a lipophilic, non‐intoxicating substance that differently from Δ9‐tetrahydrocannabinol (Δ9‐THC) does not present the typical profile of a drug of abuse.
Luca Botticelli   +7 more
wiley   +1 more source

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