Long-term Follow-up of Glutamic Acid Decarboxylase (GAD) Gene Transfer in Parkinson's Disease
- Conditions
- Parkinson Disease
- Interventions
- Genetic: AAV-GAD
- Registration Number
- NCT05894343
- Lead Sponsor
- MeiraGTx, LLC
- Brief Summary
The objective of this study is to evaluate the long-term safety of AAV-GAD delivered bilaterally to the subthalamic nuclei (STN) in participants with Parkinson's disease.
- Detailed Description
The duration of individual participation in this study will be approximately 54 months for participants who received AAV-GAD in Study MGT-GAD-025 and approximately 60 months for participants who received sham surgery in Study MGT-GAD-025.
Recruitment & Eligibility
- Status
- ENROLLING_BY_INVITATION
- Sex
- All
- Target Recruitment
- 14
- Previously enrolled in Study MGT-GAD-025.
- None
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- PARALLEL
- Arm && Interventions
Group Intervention Description Active treatment group AAV-GAD Participants who were randomized to sham surgery in Study MGT-GAD-025 will transition to an active treatment schedule including open-label bilateral treatment upon confirmation of continued eligibility. Upon completion of the treatment period, participants will enter the long-term follow-up schedule to complete a total of 60 months of follow-up.
- Primary Outcome Measures
Name Time Method Number of participants with study drug-related adverse events and serious adverse events From study start until Month 60 post treatment
- Secondary Outcome Measures
Name Time Method
Trial Locations
- Locations (6)
Yale University
🇺🇸New Haven, Connecticut, United States
Henry Ford West Bloomfield Hospital
🇺🇸West Bloomfield, Michigan, United States
Weill Cornell Medicine
🇺🇸New York, New York, United States
Columbia University Irving Medical Center
🇺🇸New York, New York, United States
West Virginia University
🇺🇸Morgantown, West Virginia, United States
Thomas Jefferson University
🇺🇸Philadelphia, Pennsylvania, United States