Results 11 to 20 of about 2,266,215 (232)

Altered Cholesterol Homeostasis in Huntington’s Disease

open access: yesFrontiers in Aging Neuroscience, 2022
Huntington’s disease (HD) is an autosomal dominant genetic disorder caused by an expansion of the CAG repeat in the first exon of Huntingtin’s gene.
Radhia Kacher   +10 more
doaj   +2 more sources

Targeting Brain Cholesterol Homeostasis in Alzheimer's Disease: Mechanisms and Therapeutic Perspectives. [PDF]

open access: yesJ Neurochem
Cholesterol is a fundamental component of the central nervous system, supporting myelin integrity, synaptic structure, membrane organization, and neuronal signaling.
Ruthirakuhan M, Taha AY, Swardfager W.
europepmc   +2 more sources

Cholesterol Hydroxylating Cytochrome P450 46A1: From Mechanisms of Action to Clinical Applications

open access: yesFrontiers in Aging Neuroscience, 2021
Cholesterol, an essential component of the brain, and its local metabolism are involved in many neurodegenerative diseases. The blood-brain barrier is impermeable to cholesterol; hence, cholesterol homeostasis in the central nervous system represents a ...
Irina A. Pikuleva, Nathalie Cartier
doaj   +1 more source

Disturbances of brain cholesterol metabolism: A new excitotoxic process associated with status epilepticus

open access: yesNeurobiology of Disease, 2021
The understanding of the excitotoxic processes associated with a severe status epilepticus (SE) is of major importance.Changes of brain cholesterol homeostasis is an emerging candidate for excitotoxicity.
Aurélie Hanin   +15 more
doaj   +1 more source

Balancing cholesterol in the brain: from synthesis to disposal

open access: yesExploration of Neuroprotective Therapy, 2022
The cholesterol is a vital component of cell membranes and myelin sheaths, and a precursor for essential molecules such as steroid hormones. In humans, cholesterol is partially obtained through the diet, while the majority is synthesized in the body ...
Lydia Qian   +3 more
doaj   +1 more source

The effect of oligomeric procyanidins on endothelial function and cholesterol homeostasis [PDF]

open access: yes, 2012
PhDOligomeric procyanidins (OPC) are naturally occurring dietary substances, which studies suggest can protect against cardiovascular disease. To explore this further a double-blind randomised controlled crossover trial, EPICURE (Evaluation of high ...
Rull, Gurvinder Kaur
core   +4 more sources

24-hydroxycholesterol moderates the effects of amyloid-β on expression of HMG-CoA reductase and ABCA1 proteins in mouse astrocytes

open access: yesAdvanced Biomedical Research, 2023
Background: Elevated brain cholesterol increases the risk of Alzheimer's disease. Production of 24-hydroxycholesterol (24s-OHC) by neurons prevents cholesterol accumulation in the brain. In this study, we investigated the effect of 24s-OHC on the HMG-COA
Zahra Nazeri   +5 more
doaj   +1 more source

An iPSC-derived astrocyte model of fragile X syndrome exhibits dysregulated cholesterol homeostasis

open access: yesCommunications Biology, 2023
Cholesterol is an essential membrane structural component and steroid hormone precursor, and is involved in numerous signaling processes. Astrocytes regulate brain cholesterol homeostasis and they supply cholesterol to the needs of neurons.
Karo Talvio   +10 more
doaj   +1 more source

Identification of Novel Genes and Pathways Regulating SREBP Transcriptional Activity. [PDF]

open access: yes, 2009
BACKGROUND: Lipid metabolism in mammals is orchestrated by a family of transcription factors called sterol regulatory element-binding proteins (SREBPs) that control the expression of genes required for the uptake and synthesis of cholesterol, fatty acids,
Craig Mickanin   +23 more
core   +1 more source

Intracellular Cholesterol Trafficking and Impact in Neurodegeneration

open access: yesFrontiers in Molecular Neuroscience, 2017
Cholesterol is a critical component of membrane bilayers where it plays key structural and functional roles by regulating the activity of diverse signaling platforms and pathways.
Fabian Arenas   +10 more
doaj   +1 more source

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