Pesticide levels in blood linked to Parkinson's disease, researchers find

Pesticide levels in blood linked to Parkinson's disease, researchers find 
http://www.utsouthwestern.edu/utsw/cda/dept16498/files/538211.html 

"People with Parkinson's disease have significantly higher blood levels of a particular pesticide than healthy people or those with Alzheimer's disease, researchers at UT Southwestern Medical Center have found."