A Clinical Trial of Retinal Gene Therapy for X-linked Retinitis Pigmentosa Using BIIB112

Inclusion Criteria

• •Part 1:
• •Participants with genetically confirmed diagnosis of XLRP (with RPGR mutation).
• •Participant with active disease clinically visible within the macular region in both eyes.
• •Part 2:
• •\- Participant with mean total retinal sensitivity in the study eye as assessed by microperimetry ≥ 0.1 dB and ≤8 dB.