The final component of gliosis is astrogliosis, the proliferation of surrounding astrocytes, which are the main constituents of the glial scar.
12.
The spinal cord is most often affected in such cases, but the optic nerves may show demyelination, loss of axons and gliosis.
13.
Under the microscope, numerous brain diseases show " gliosis, " an abnormal accumulation of glia in the brain-injured area.
14.
This occurs via the deposition of hemosiderin in neuronal tissue, and is associated with neuronal loss, gliosis, and demyelination of neuronal cells.
15.
Gliosis has historically been given a negative connotation due to its appearance in many CNS diseases and the inhibition of axonal regeneration caused by glial scar formation.
16.
Both teams suggested the possibility of autoimmune disease, and Siegel's group noted that the presence of gliosis, or scarring, indicates a degenerative process.
17.
"' Glial scar "'formation ( gliosis ) is a reactive cellular process involving astrogliosis that occurs after injury to the Central Nervous System.
18.
Studies showed that the number of OLIG2-expressing cells increased in the lesion after cortical stab-wound injury, supporting the role for OLIG2 in reactive gliosis.
19.
"More surprisingly, " they said, " we also did not detect significant residual gliosis and-or cellular loss in the region ."
20.
Post-mortem studies of some individuals have shown lymphocytic vasculitis of venules and veins in the brain-stem and a diffuse gliosis involving gray matter more than white matter.
