When the blood-brain barrier (BBB) is breached the brain becomes vulnerable to infection and injury. Therefore, it’s imperative that the openings in the BBB are resealed quickly. This most frequently occurs during a stroke, which triggers inflammation that can cause the BBB to break down.  When this barrier is breached it must be rapidly repaired in order to maintain the health of the brain and … Continue reading Researchers identify new role for microglia in blood-brain barrier maintainence.