Gene mutation appears to increase risk of Parkinson's disease in Caucasians

[News]

A defect in a gene that produces dopamine in the brain appears to accelerate the onset of Parkinson's disease, according to new research from Iowa State University. The effect is particularly dramatic for people under age 50.

More... (http://www.news-medical.net/news/20161128/Gene-mutation-appears-to-increase-risk-of-Parkinsons-disease-in-Caucasians.aspx)