Ask a MacArthur Genius: How does the brain remodel itself?

Beth Stevens, a neuroscientist, is a newly appointed MacArthur Fellow. (John D. and Catherine T. MacArthur Foundation)Newly crowned MacArthur Fellow Beth Stevens is into remodeling — but not the kind that requires a hard hat. In her neuroscience lab at Children’s Hospital Boston’s F.M. Kirby Neurobiology Center, she watches the brain’s fastest-moving cells flit from synapse to synapse in developing brains. Her discoveries about these tiny cells have launched her into an entirely new field, suggesting that brains are even more complex and amazing than anyone previously thought. [Ask a MacArthur genius: Can feces fuel cars?] The cells in question are called microglia, and they’re all over the brain. Until recently, common wisdom was that they were part of the immune system, defending the brain against invaders and cleaning up…


Link to Full Article: Ask a MacArthur Genius: How does the brain remodel itself?