A Study to Assess Safety and Efficacy of Surgical Implant of RNDP-001 in Patients With Idiopathic Parkinson's Disease

Inclusion Criteria: * Diagnosis of idiopathic Parkinson's disease consistent with the Movement Disorders Society Clinical Criteria * Age 45 to 75 * Medically stable to undergo a surgical procedure Exclusion Criteria: * Known Parkinson's disease gene mutation or variant * Previous infusion therapy or surgery for Parkinson's disease * History of allergic reaction or intolerance to an immunotherapeutic agent * Contraindication to MRI * Clinically significant medical conditions likely to interfere with the surgical procedure or study assessments