Posted 5/10/2016 8:45 AM (GMT 0)
Now this is interesting. Shows one link between genetic predisposition, microbiota (and priobiotics), nutrients and IBD (albeit in mice). Turns out tryptophan processing also plays a role in MS, maybe, according to another article in the same journal.
http://www.nature.com/nm/journal/vaop/ncurrent/full/nm.4102.html