Jan 062006

Astrocytes, also known as astroglia, are star-shaped cells in the brain whose function and importance has never been fully understood by neuroscientists. Once thought to be housekeeping cells under the control of neurons, LiveScience.com is reporting today that researchers have found that astrocytes can directly and independently perform the critical function of controlling blood flow in the brain. This discovery could influence how brain scans are interpreted and may lead to breakthroughs in understanding and treating brain injuries and neurological diseases.

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