A Dartmouth study published in Nature Communications reveals that immune cells in the brain use a surprising two-step process to power their search-and-destroy missions. When immune cells rush to injury sites in the brain, they arrive essentially empty-handed—powered by little more than the cellular equivalent of a candy bar. By traveling light and calling for backup, the cells can take immediate action and achieve longer-term damage control.
Brain immune cells arrive powered by sugar, then build roads to recruit reinforcements
