ashleyk said: "... [viewing PD and AD as forms of prion disease] is new and anti-rejection drugs for the hopeful treatment of PD could be a game changer even if it's not a cure."

These two things are quite separate. I think you might have more success with your pursuit of the "anti-rejection drugs for PD and AD" proposal without complicating it more by simultaneously entering the current debate about what is and is not a prion disease.

ashleyk said: "I am going to forward this thread to the Fox Foundation and others."

That's certainly one way to proceed with your proposal. Please let the forum know how you get on.