U.S., May 20 -- ClinicalTrials.gov registry received information related to the study (NCT07595965) titled 'Evaluate the Safety and Tolerability of CE211NS21 in Patients With AQP4-IgG-positive NMOSD Relapse' on Jan. 06, 2025.

Brief Summary: To evaluate the safety and tolerability of allogeneic bone marrow-derived mesenchymal stem cells (CE211NS21) in patients with severe anti-aquaporin-4-immunoglobulin G positive neuromyelitis optica spectrum disorder (AQP4-IgG-positive NMOSD) relapse

Study Start Date: Dec. 01, 2026

Study Type: INTERVENTIONAL

Condition: Neuromyelitis Optica Spectrum Disorder Relapse

Intervention: BIOLOGICAL: CE211NS21

baseline (D0), 4-week point (Visit 3), and 16-week point (Visit 6) for intrathecal administration o...