Results 21 to 30 of about 283,599 (345)

Astrocytes deficient in circadian clock gene Bmal1 show enhanced activation responses to amyloid-beta pathology without changing plaque burden

open access: yesScientific Reports, 2022
An emerging link between circadian clock function and neurodegeneration has indicated a critical role for the molecular clock in brain health. We previously reported that deletion of the core circadian clock gene Bmal1 abrogates clock function and ...
Celia A. McKee   +5 more
doaj   +1 more source

Control of astrocyte progenitor specification, migration and maturation by Nkx6.1 homeodomain transcription factor. [PDF]

open access: yes, 2014
Although astrocytes are the most abundant cell type in the central nervous system (CNS), little is known about their molecular specification and differentiation.
Chen, Yidan   +10 more
core   +3 more sources

Astrocytes mediate in vivo cholinergic-induced synaptic plasticity. [PDF]

open access: yesPLoS Biology, 2012
Long-term potentiation (LTP) of synaptic transmission represents the cellular basis of learning and memory. Astrocytes have been shown to regulate synaptic transmission and plasticity.
Marta Navarrete   +6 more
doaj   +1 more source

Astrocyte Reprogramming in Stroke: Opportunities and Challenges

open access: yesFrontiers in Aging Neuroscience, 2022
Stroke is a major cause of morbidity and mortality worldwide. In the early stages of stroke, irreversible damage to neurons leads to high mortality and disability rates in patients.
Zhouzhou Peng   +7 more
doaj   +1 more source

Vimentin Phosphorylation Is Required for Normal Cell Division of Immature Astrocytes

open access: yesCells, 2019
Vimentin (VIM) is an intermediate filament (nanofilament) protein expressed in multiple cell types, including astrocytes. Mice with VIM mutations of serine sites phosphorylated during mitosis (VIMSA/SA) show cytokinetic failure in fibroblasts and lens ...
Yolanda de Pablo   +6 more
doaj   +1 more source

Kynurenic acid blunts A1 astrocyte activation against neurodegeneration in HIV-associated neurocognitive disorders

open access: yesJournal of Neuroinflammation, 2023
Despite extensive astrocyte activation in patients suffering from HIV-associated neurocognitive disorders (HAND), little is known about the contribution of astrocytes to HAND neuropathology.
Jingxian Lun   +10 more
doaj   +1 more source

Ambient but not local lactate underlies neuronal tolerance to prolonged glucose deprivation [PDF]

open access: yes, 2018
Neurons require a nearly constant supply of ATP. Glucose is the predominant source of brain ATP, but the direct effects of prolonged glucose deprivation on neuronal viability and function remain unclear.
Mennerick, Steven   +3 more
core   +3 more sources

The Neurotropic Parasite Toxoplasma gondii Induces Astrocyte Polarization Through NFκB Pathway

open access: yesFrontiers in Medicine, 2019
Background:Toxoplasma gondii is a protozoan parasite that chronically infects nearly one-third of the world's human population. In immunosuppressed individuals and fetus, infection with T.
Yu Jin   +6 more
doaj   +1 more source

Dementia in Parkinson's Disease Correlates with α-Synuclein Pathology but Not with Cortical Astrogliosis

open access: yesParkinson's Disease, 2012
Dementia is a common feature in Parkinson’s disease (PD) and is considered to be the result of limbic and cortical Lewy bodies and/or Alzheimer changes.
Simone A. van den Berge   +3 more
doaj   +1 more source

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