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Astrocytes (green) in the context of neurons (red) in a mouse cortex cell culture 23-week-old fetal brain culture human astrocyte Astrocytes (red-yellow) among neurons (green) in the living cerebral cortex. Astrocytes are a sub-type of glial cells in the central nervous system. They are also known as astrocytic glial cells.
The name of Lake Welaka is taken from "Welaka" (meaning "chain of lakes"), the name for the St. Johns River in Muskogee language of the Seminole. [2] The first European to visit the lake was Pedro Menéndez de Avilés, who as the Spanish governor of Florida, explored the St. Johns River in the spring of 1596.
Fort William Henry was a British fort at the southern end of Lake George, in the province of New York. The fort's construction was ordered by Sir William Johnson in September 1755, during the French and Indian War , as a staging ground for attacks against the French position at Fort St. Frédéric .
The Forts of the colonial Spanish Viceroyalty of New Spain in North America, that were in the present day United States. Subcategories This category has the following 3 subcategories, out of 3 total.
San Marcos de Apalache Historic State Park is a Florida State Park in Wakulla County, Florida organized around the historic site of a Spanish colonial fort (known as Fort St. Marks by the English and Americans), which was used by succeeding nations that controlled the area. The Spanish first built wooden buildings and a stockade in the late ...
However, contrary to the prediction from optic nerve cultures, OPCs in white matter do not generate astrocytes. When the oligodendrocyte transcription factor Olig2 is deleted specifically in OPCs, there is a region- and age-dependent switch in the fate of OPCs from oligodendrocytes to astrocytes.
Reactive astrogliosis is a spectrum of changes in astrocytes that occur in response to all forms of CNS injury and disease. Changes due to reactive astrogliosis vary with the severity of the CNS insult along a graduated continuum of progressive alterations in molecular expression, progressive cellular hypertrophy, proliferation and scar formation.
The Fort Gates Ferry is an auto ferry that crosses the St. Johns River in Florida, downstream of Lake George and just upstream of Little Lake George, at Fruitland Cove. The oldest operating ferry in Florida, it acts as part of the Florida Black Bear Scenic Byway .