https://www.newscientist.com/article/mg23331170-400-neuroleaks-your-brains-covert-dialogue-with-immune-cells/?utm_medium=Social&utm_campaign=Echobox&utm_source=Facebook&utm_term=Autofeed&cmpid=SOC|NSNS|2017-Echobox#link_time=1489667339 Turns out the brain is in constant dialogue with the immune system and even allows some foreign agents in – discoveries that are shedding new light on everything from epilepsy and Alzheimer’s disease to autism. via Neuroleaks: The secret dialogue between brain and body | New Scientist.