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AAV Gene Therapy for Color Blindness
Study Summary
This trial will test a new treatment for achromatopsia, a condition that causes decreased color vision. The study will measure the safety and effectiveness of the new treatment.
Eligibility Criteria
Inclusion Criteria
You may be eligible if you check “Yes” for the criteria belowTimeline
Treatment Details
Study Objectives
Outcome measures can provide a clearer picture of what you can expect from a treatment.Trial Design
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Who is running the clinical trial?
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- I am a woman who can have children and have a recent negative pregnancy test.I can undergo tests for my eyesight and retina.I am at least 18 years old, or I am 6-8 years old if in specific groups.I have mutations in both copies of my CNGA3 gene.Your vision in the eye being studied is not better than 20/80 on an eye chart.I have mutations in both copies of my CNGA3 gene.The vision in one eye is much worse than the other by more than 3 lines on an eye chart.I have been diagnosed with achromatopsia.My eye condition is due to severe nearsightedness.I have eye conditions that could worsen with certain treatments.I am 18 years old or older.Your vision in the eye being studied is not better than a certain level, even with glasses or contacts.I am at least 6 years old for Group 3a, or between 4-8 years old for Groups 4a and 6.Your lab test results are within normal range.I am a woman who can have children and have a recent negative pregnancy test.
- Group 1: Group 1: 4.0 x 10^10 vg/mL of AGTC-402
- Group 2: Group 2: 1.2 x 10^11 vg/mL of AGTC-402
- Group 3: Group 3: 3.6 x 10^11 vg/mL of AGTC-402
- Group 4: Group 3a: 3.6 x 10^11 vg/mL of AGTC-402
- Group 5: Group 4: 1.1 x 10^12 vg/mL of AGTC-402
- Group 6: Group 4a: 1.1 x 10^12 vg/mL of AGTC-402
- Group 7: Group 5: 3.2 x 10^12 vg/mL of AGTC-402
- Group 8: Group 6: MTD of AGTC-402
- No Placebo-Only Group - All patients enrolled in this study will receive some form of active treatment.
- Screening: It may take up to 3 Weeks to process to see if you qualify in this trial.
- Treatment: The duration you will receive the treatment varies.
- Follow Ups: You may be asked to continue sharing information regarding the trial for 6 Months after you stop receiving the treatment.
Frequently Asked Questions
Is the recruitment phase of this study still open?
"Although it was initially published on August 3rd 2017 and received its last update on July 20th 2022, clinicaltrials.gov states that this medical study has concluded patient recruitment. However, there are 7 other trials still in the process of gathering participants."
How widespread is the implementation of this research endeavor in U.S.-based medical facilities?
"Presently, this medical trial is taking place in 9 different sites. These locations are split between Houston, Boston and San Francisco with other 6 cities being involved too. It would be wise for prospective participants to pick the closest one to them in order to avoid any unnecessary travel."
Who else is applying?
What state do they live in?
How old are they?
What site did they apply to?
What portion of applicants met pre-screening criteria?
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