Environmental toxins and Parkinson's disease : what have we learned from pesticide-induced animal models?
Parkinson's disease (PD) is a common neurodegenerative disorder largely of idiopathic nature with the exceptions of rare familial forms, and is characterized by both motor and non-motor disturbances. Pathologically, most motor features are the result of a dramatic loss of ventral tier mesencephalic dopaminergic neurons and thus dopamine content at their target sites. Although the exact etiology of