Results 11 to 20 of about 358,246 (264)

Dominant-negative HNF1α mutant promotes liver steatosis and inflammation by regulating hepatic complement factor D

open access: yesiScience, 2023
Summary: Patients with HNF1A variants may develop liver steatosis, while the underlying mechanism is still unclear. Here, we established a mouse model carrying the dominant-negative HNF1α P291fsinsC mutation (hHNF1Amut/-) and found that the mutant mice ...
Moke Liu   +11 more
doaj   +1 more source

Brain hypometabolism in rare genetic neurodegenerative disease: Niemann-Pick disease type C, spinocerebellar ataxia and Huntington disease assessed by FDG PET [PDF]

open access: yesAsia Oceania Journal of Nuclear Medicine and Biology, 2021
Brain metabolic imaging using 18F-fluorodeoxyglucose (FDG) Positron Emission Tomography (PET) with contemporaneous low-dose CT may be used to assess neurodegenerative diseases.
Yung Hsiang Kao   +4 more
doaj   +1 more source

Crosstalk Between MAPK/ERK and PI3K/AKT Signal Pathways During Brain Ischemia/Reperfusion

open access: yesASN Neuro, 2015
The epidermal growth factor receptor (EGFR) is linked to the phosphatidylinositol 3-kinase (PI3K)/protein kinase B (AKT) and Raf/mitogen-activated protein kinase (MAPK)/extracellular signal-regulated kinase (ERK 1/2 ) signaling pathways.
Jing Zhou   +5 more
doaj   +1 more source

Integration between Glycolysis and Glutamate-Glutamine Cycle Flux May Explain Preferential Glycolytic Increase during Brain Activation, Requiring Glutamate

open access: yesFrontiers in Integrative Neuroscience, 2017
The 1988 observation by Fox et al. (1988) that brief intense brain activation increases glycolysis (pyruvate formation from glucose) much more than oxidative metabolism has been abundantly confirmed.
Leif Hertz, Ye Chen
doaj   +1 more source

Role of the Intracellular Nucleoside Transporter ENT3 in Transmitter and High K Stimulation of Astrocytic ATP Release Investigated Using siRNA Against ENT3

open access: yesASN Neuro, 2014
This study investigates the role of the intracellular adenosine transporter equilibrative nucleoside transporter 3 (ENT3) in stimulated release of the gliotransmitter adenosine triphosphate (ATP) from astrocytes.
Dan Song   +5 more
doaj   +1 more source

Roles for osteocalcin in brain signalling: implications in cognition- and motor-related disorders

open access: yesMolecular Brain, 2019
It is now generally accepted that the extra-skeleton functionalities of bone are multifaceted. Its endocrine functions came first to light when it was realized that osteoblasts, the bone forming cells, maintain energy homeostasis by improving glucose ...
Chang Shan   +6 more
doaj   +1 more source

Glycolytic Metabolism, Brain Resilience, and Alzheimer’s Disease [PDF]

open access: yesFrontiers in Neuroscience, 2021
Alzheimer’s disease (AD) is the most common form of age-related dementia. Despite decades of research, the etiology and pathogenesis of AD are not well understood. Brain glucose hypometabolism has long been recognized as a prominent anomaly that occurs in the preclinical stage of AD.
Xin Zhang   +3 more
openaire   +4 more sources

Osteocalcin Ameliorates Motor Dysfunction in a 6-Hydroxydopamine-Induced Parkinson’s Disease Rat Model Through AKT/GSK3β Signaling

open access: yesFrontiers in Molecular Neuroscience, 2018
Osteoblasts derived osteocalcin (OCN) is recently reported to be involved in dopaminergic neuronal development. As dopaminergic neuronal injury in the substantia nigra (SN) is a pathological hallmark of Parkinson’s disease (PD), we investigated whether ...
Xing-zhi Guo   +9 more
doaj   +1 more source

Implications of glial metabolic dysregulation in the pathophysiology of neurodegenerative diseases

open access: yesNeurobiology of Disease, 2022
Glial cells are the most abundant cells of the brain, outnumbering neurons. These multifunctional cells are crucial for maintaining brain homeostasis by providing trophic and nutritional support to neurons, sculpting synapses, and providing an immune ...
Ruqayya Afridi   +2 more
doaj   +1 more source

Sphingolipid metabolism in brain insulin resistance and neurological diseases

open access: yesFrontiers in Endocrinology, 2023
Sphingolipids, as members of the large lipid family, are important components of plasma membrane. Sphingolipids participate in biological signal transduction to regulate various important physiological processes such as cell growth, apoptosis, senescence,
Meng Mei   +4 more
doaj   +1 more source

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