"New findings suggest that frequent or chronic upper GI infections could overwhelm the body’s capacity to clear alpha-synuclein, the protein implicated in Parkinson’s disease."
Press release from Georgetown University: "Protein Associated with Parkinson’s Disease Linked to Human Upper GI Tract Infections"
gumc.georgetown.edu/news/Pr...
Research paper: "A Role for Neuronal Alpha-Synuclein in Gastrointestinal Immunity", Stolzenberg et al., Journal of Innate Immunity, June 27 2017.
karger.com/Article/FullText...
(this is an open-access research paper)
Hat tip to Tupelo3 at NT for the links.