Transfusion of brain fluid from young mice is a memory-elevating elixir for old animals.

You might remember that young blood transfusions rejuvenates old animals, and that actually simply diluting the old plasma does the trick. Now researchers have found a new way to help older mice regain memory by swapping CSF fluid. “CSF is a clear liquid that flows in around the hollow cavities of the brain and spinal cord, bathing them in nutrients and clearing away cellular waste.” learn more

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