Results 101 to 110 of about 1,824,086 (180)

Characterization of Primary Rat Astrocytes: a Step Towards Optic Nerve Head on a Chip

open access: yes, 2020
The mechanism by which elevated intraocular pressure (IOP) increases risk of glaucoma remains unknown. A proposed pathway suggests astrocytes sense optic nerve head (ONH) deformation due to increased IOP, triggering their conversion to a reactive ...
Pareek, Priyasha
core  

Microtubule-associated protein 2 (MAP2) is present in astrocytes of the optic nerve but absent from astrocytes of the optic tract

open access: yes, 1986
Using the peroxidase-antiperoxidase staining technique at the light- and electron-microscope levels and two monoclonal antibodies against microtubule-associated protein 2 (MAP2), we found that astrocytes located at the periphery of the rat optic nerve ...
SC Papasozomenos, LI Binder
core   +1 more source

Understanding extracellular vesicles in antiaging

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Aging is a multifactorial process marked by gradual cellular dysregulation, regulated by hallmarks, including genomic instability, mitochondrial dysregulation, and chronic inflammation. Extracellular vesicles (EVs), especially exosomes, have emerged as pivotal mediators of cell‐to‐cell communication with potential roles in both ...
Paras Ahmad   +3 more
wiley   +1 more source

Approach to the Diagnosis and Differentiation of Glaucomatous and Nonglaucomatous Optic Neuropathies

open access: yes, 2014
Optic neuropathy denotes degeneration of the retinal ganglion cells with functional and structural impairment of the optic nerve. Functional damage of the optic nerve can be evaluated by checking visual acuity, color vision, pupillary function, and ...
Carmen K. M. Chan   +3 more
core   +1 more source

Transient ocular hypertension remodels astrocytes through S100B.

open access: yesPLoS ONE
Glaucoma is a series of irreversible and progressive optic nerve degenerations, often accompanied by astrocyte remodeling as the disease progresses, a process that is insufficiently understood.
Weiran Huang   +9 more
doaj   +1 more source

Mitochondrial control of ciliary gene expression and structure in striatal neurons

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Neurons drive animal behaviour by receiving and transmitting information and require energy, primarily supplied by mitochondria, to function. Additionally, neurons need to sense environmental changes to adapt, a function that is locally played by the primary cilia.
Dogukan H. Ulgen   +5 more
wiley   +1 more source

Study on the Polarization of Astrocytes in the Optic Nerve Head of Rats Under High Intraocular Pressure: In Vitro

open access: yesBioengineering
Astrocytes, the most common glial cells in the optic nerve head (ONH), provide support and nutrition to retinal ganglion cells. This study aims to investigate the polarization types of astrocytes in the ONH of rats under high intraocular pressure (IOP ...
Bochao Ma, Jifeng Ren, Xiuqing Qian
doaj   +1 more source

A Glial Interplay Regulates Junctional Architecture at the Blood–Brain Barrier of Drosophila

open access: yesGlia, Volume 75, Issue 1, January 2027.
Drosophila perineurial glia are required for septate junction formation at the blood–brain barrier. Glucose transport across the blood–brain barrier is maintained in the absence of perineurial glia. Perineurial glia ablation increases glucose‐only diet sensitivity.
Esteban G. Contreras   +7 more
wiley   +1 more source

4‐Methylumbelliferone Restores Age‐Related Changes in Perineuronal Nets, Memory, and Neuroinflammation

open access: yesGlia, Volume 74, Issue 12, December 2026.
Brain aging alters perineuronal nets and neuroinflammation. 4‐methylumbelliferone reversed these aging‐associated changes. 4‐methylumbelliferone reduced age‐associated cognitive decline. Six months of chronic oral treatment was well tolerated. ABSTRACT Aging‐associated cognitive decline is closely linked to dysregulated glial activity and chronic ...
Anda Cimpean   +7 more
wiley   +1 more source

Optic Nerve Sheath Meningioma

open access: yes, 2020
Optic nerve sheath meningioma is a benign (not malignant) tumor which involves the covering of the optic nerve.
NANOS
core  

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