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glial cells

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glial cells: see brain brain, the supervisory center of the nervous system in all vertebrates. It also serves as the site of emotions, memory, self-awareness, and thought. Anatomy and Function

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Topics include specialized neurotransmitter transporters in astrocytes, regulation of potassium by glial cells in the central nervous system, calcium ion signaling in astrocytes, the tripartite synapse, molecular approaches for studying astrocytes, mechanisms of transmitter release from astrocytes, and the role of astrocytes in epilepsy.
These glial cells migrate to the damaged area and release chemicals called cytokines that, unfortunately, also profoundly increase the excitability of the neurons that they are near.
In addition, they activate glial cells to produce free radicals (superoxide and NO) and neurotoxic cytokines such as TNF-alpha.
 
 
 
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