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Cullinan Therapeutics Shares New Clinical Data Across Its Portfolio of T Cell Engager Programs Targeting CD19 and BCMA in Autoimmune Diseases

$CGEMPress releaseJun 10, 2026, 7:30 AM ETRead the release

Cullinan Therapeutics reported positive Phase 1 clinical data for its CD19 T-cell engager CLN-978 in rheumatoid arthritis, including clinical remission in a poly-refractory patient with a DAS28-ESR score dropping from 4.0 to 2.2. Data for its BCMA T-cell engager velinotamig showed complete renal responses and rapid reductions in disease activity scores in two patients with refractory systemic lupus erythematosus.

Key figures

Drug Name
CLN-978, velinotamig
Phase Of Trial
Phase 1
Cln978 ra remission
1 patient achieved DAS28-ESR remission
Cln978 molecular weight
65 kDa
Velinotamig sle patients
2
Cln978 ra das28 reduction
4.0 to 2.2 at week 4
Velinotamig sle renal response
complete renal response in both patients
Velinotamig sle sledai reduction
16 to 0 and 14 to 2 at week 8

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