Overview An Early Clinical Trial to Evaluate VGN-R09b for Treatment of Aromatic L-amino Acid Decarboxylase (AADC) Deficiency. Status: Recruiting Trial end date: 2029-02-20 Target enrollment: Participant gender: Summary This early Phase trial is to prove the safety and efficacy of VGN-R09b to treat patients with AADC deficiency. Phase: Early Phase 1 Details Lead Sponsor: Shanghai Jiao Tong University School of MedicineCollaborator: Shanghai Vitalgen BioPharma Co., Ltd.