RecruitingDrug trialStudy to Assess Safety, Efficacy and Persistence of ACE1831, in Subjects With IgG4-Related DiseaseACE1831 is an off-the-shelf, allogeneic gamma delta T (gdT) cell therapy derived from healthy donors, that is under investigation for the treatment in subjects with Immunoglobulin G4 Related Disease (IgG4-RD)