Abstract
Parkinson's disease (PD) is a chronic neurodegenerative and progressive disease, characterized by the loss of dopaminergic neurons of the substantia nigra (SN). Patients with PD present symptoms such as tremor at rest, muscle stiffness, bradykinesia, hypokinesia, and changes in posture and balance. The degeneration of the dopaminergic neurons is observed in PD, mostly in SNpc neurons, who…