Stroke: Macrophages migrate from the blood

(University of Bonn) Macrophages are part of the innate immune system and essential for brain development and function. Using a novel method, scientists from Jena University Hospital, the University of Bonn and the Memorial Sloan Kettering Cancer Center (USA) succeeded in visualizing macrophages that were formed in the bone marrow. This technology enabled to observe that shortly after a stroke, numerous macrophages that had migrated from the blood begin to attack dead and adjacent healthy brain ...