a long time now, and have read the Celiac boards for years.
I can't recall finding out the "why" it is higher in some people than others.
It just "is".
If you Google it there are many hits, including the drug company who has a compound in trials.
Here is an interesting Wiki, with illustrations:
http://en.wikipedia.org/wiki/Tight_junction
I think PD along with other CNS neuro problems, may have a connection to gluten intolerance.
Here is the Gluten file:
http://jccglutenfree.googlepages.com/
It is a huge collection of data, including neuro issues and very helpful.
Going gluten free may be very helpful for some people here.
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All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
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Weezie looking at petunias 8.25.2017
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