A star-shaped brain cell called an astrocyte appears to help keep blood pressure and blood flow inside the brain on a healthy, even keel, a new study from researchers at Georgia Regents University shows.  The team state that like a health-care worker keeping tabs on a patient’s blood pressure, the finger-like appendages of astrocytes, called endfeet, quite literally wrap around the countless, fragile blood vessels … Continue reading Study shows astrocytes maintain blood pressure and blood flow in the brain.