Results 31 to 40 of about 137,539 (311)

Model of astrocyte ensheathment.

open access: yes, 2023
A: Schematic of astrocyte (purple) ensheathment of a synapse (blue). The astrocyte is protruding into the synaptic cleft by amount ϕ. B: Time course of receptor activation in a diffusion with recharging traps simulation for different depths of astrocyte ...
Gregory Handy (4903174)   +1 more
core   +1 more source

Astrocytes and Aging [PDF]

open access: yesFrontiers in Aging Neuroscience, 2018
By 2050, the aging population is predicted to expand by over 100%. Considering this rapid growth, and the additional strain it will place on healthcare resources because of age-related impairments, it is vital that researchers gain a deeper understanding of the cellular interactions that occur with normal aging.
Alexandra L. Palmer   +2 more
openaire   +3 more sources

FGFR3-TACC3 fusion as a potential primary resistance mechanism to EGFR-TKI in lung adenocarcinoma harboring co-driven mutations: a case report

open access: yesFrontiers in Oncology
Oncogenic driver mutations were once considered mutually exclusive in non-small cell lung cancer (NSCLC), and the optimal management for these patients with co-mutations of driver genes remains controversial.
Xiuwen Wang   +5 more
doaj   +1 more source

Astrocyte reactivity and inflammation-induced depression-like behaviors are regulated by Orai1 calcium channels

open access: yesNature Communications, 2023
Astrocytes contribute to brain inflammation in neurological disorders but the molecular mechanisms controlling astrocyte reactivity and their relationship to neuroinflammatory endpoints are complex and poorly understood.
Michaela M. Novakovic   +7 more
doaj   +1 more source

Astrocyte polarization in glaucoma: a new opportunity

open access: yesNeural Regeneration Research, 2022
Astrocyte polarization is a new concept which is similar to microglia polarization and in which astrocytes are classified as A1 (neurotoxic) and A2 (neuroprotective).
Yi-Xin Liu, Hao Sun, Wen-Yi Guo
doaj   +1 more source

Ompa Is the Critical Component for Escherichia Coli Invasion-Induced Astrocyte Activation

open access: yes, 2010
Escherichia coli is the major Gram-negative bacterial pathogen in neonatal meningitis. Outer membrane protein A ( OmpA) is a conserved major protein in the E. coli outer membrane and is involved in several host- cell interactions.
WU, HSUEH-HSIA;YANG, YI-YUAN;HSIEH, WEN -SHYANG;LEU, SY-JYE;CHEN, MEI-RU   +1 more
core   +1 more source

Astrocyte-Derived Lipocalin‑2 Is Involved in Mitochondrion-Related Neuronal Apoptosis Induced by Methamphetamine

open access: yes, 2020
Methamphetamine (METH) is a widely abused and highly addictive psychoactive stimulant that can induce neuronal apoptosis. Lipocalin-2 (LCN2) is a member of the lipocalin family, and its upregulation is involved in cell death in the adult brain.
Xuebing Chen (708911)   +10 more
core   +1 more source

Astrocyte as Spatiotemporal Integrating Detector of Neuronal Activity

open access: yesFrontiers in Physiology, 2019
The functional role of astrocyte calcium signaling in brain information processing was intensely debated in recent decades. This interest was motivated by high resolution imaging techniques showing highly developed structure of distal astrocyte processes.
Susan Yu. Gordleeva   +3 more
doaj   +1 more source

Astrocytes in aging

open access: yesNeuron
The mammalian nervous system is impacted by aging. Aging alters brain architecture, is associated with molecular damage, and can manifest with cognitive and motor deficits that diminish the quality of life. Astrocytes are glial cells of the CNS that regulate the development, function, and repair of neural circuits during development and adulthood ...
Lara Labarta-Bajo, Nicola J. Allen
openaire   +2 more sources

Mechanosensory Signaling in Astrocytes [PDF]

open access: yesThe Journal of Neuroscience, 2020
Mechanosensitivity is a well-known feature of astrocytes, however, its underlying mechanisms and functional significance remain unclear. There is evidence that astrocytes are acutely sensitive to decreases in cerebral perfusion pressure and may function as intracranial baroreceptors, tuned to monitor brain blood flow.
Egor A. Turovsky   +12 more
openaire   +5 more sources

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