http://discovermagazine.com/2013/oct/12-brain-benders
“Today, a growing number of researchers are examining the complex ways in which immune molecules affect the brain and nervous system. Manipulating such molecules, these scientists believe, may be key to treating many devastating neurological ailments, from autism and schizophrenia to Alzheimer’s and ALS. Shatz even dreams of a “plasticity pill” to restore the neural suppleness of stroke victims — and her latest experiments offer hope that it could someday come to pass.”