Active Clinical Studies A Randomized Clinical Trial Evaluating Fenofibrate for Prevention of Diabetic Retinopathy Worsening (Protocol AF) OPEN ENROLLMENT An Open-Label Dose Escalation Study to Evaluate the Safety and Efficacy of AGTC-501 (rAAV2tYF-GRK1-RPGR) in Subjects with X-linked Retinitis Pigmentosa caused by RPGR-ORF15 mutations (20172166) A Phase 2/3, Randomized, Controlled, Masked, Multi-center Study to Evaluate the Efficacy, Safety and Tolerability of Two Doses of AGTC-501, a Recombinant Adeno-associated Virus Vector Expressing RPGR (rAAV2tYF-GRK1-RPGR), Compared to an Untreated Control Group in Male Subjects with X-linked Retinitis Pigmentosa Confirmed by a Pathogenic Variant in the RPGR Gene (20204485) OPEN ENROLLMENT A Natural History and Outcome Measure Discovery Study of PRPF31 Mutation–Associated Retinal Dystrophy (20226317) OPEN ENROLLMENT