Sunday, June 12, 2011

The Hidden Brain - Glial Cells

"Neurons make up only 15 percent of our brain cells. Glial cells make up the rest. Glial cells can control communication between neurons and play a central role in learning, but for years they were dismissed as mere putty.
Most neurological and some psychological disorders involve glia, so new therapies are targeting these cells.

The most mysterious substance on earth is the stuff between your ears, and much of the intrigue exists because many long-held beliefs about how the brain works have turned out to be wrong. Like medieval astronomers who were shocked to learn that the earth is not the center of the universe, neuroscientists today are facing a similar revelation about neurons."


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