Descartes-08 in Autoantibody Myositis

Summary

This is a randomized, double-blind, placebo-controlled phase 2 study to evaluate the efficacy, safety and tolerability of an autologous T-cells expressing a chimeric antigen receptor (CAR) directed to B-Cell maturation antigen (BCMA) in patients with autoantibody-mediated myositis, including antisynthetase syndrome (ASyS) and dermatomyositis (DM).

Timeline

Start

2026-04-28

Primary completion

2027-11

Completion

2028-05

Publications

• Background Fedak RR, Ruggerie RN, Shan Y, Curvino EJ, de Sousa JF, Daniel S, Ngo-Casi M, Kamboh H, Vu T, Durmus H, Mozaffar T, Howard JF Jr, English EP, Benson A, Duvernay MT, Singer MS, Kalayoglu MV, Brunn C, Bodansky A, Anderson MS, DeRisi JL, Garcia ST, Yu DJL, Zorn KC, Kurtoglu M, Miljkovic MD, Stewart CA, Jewell CM; MG-001 Study Team. BCMA-directed mRNA CAR-T cell therapy for myasthenia gravis: exploratory biomarker analysis of a placebo-controlled phase 2b trial. Nat Med. 2026 Mar;32(3):1118-1130. doi: 10.1038/s41591-025-04170-z. Epub 2026 Jan 9.

Drugs

Indications