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Biotechnology: Pharmaceutical Preparations
Clinical TrialApr 22, 2026, 08:02 AM

OPKO's ModeX Doses Patients in Phase 1 MDX2003 Lymphoma Study

AI Summary

ModeX Therapeutics, an OPKO Health company, has begun dosing patients in a Phase 1 study for MDX2003, a novel T-cell engager for relapsed or refractory B-cell lymphoma. This first-in-class tetraspecific antibody targets CD19 and CD20 on cancer cells and CD3/CD28 on T-cells, aiming to optimize tumor killing and address immune escape. The study will assess safety, tolerability, and immune activity, marking a significant milestone for the company's pipeline.

Key Highlights

  • Patients dosed in Phase 1 study (MDX-2003-101) for MDX2003.
  • MDX2003 targets relapsed or refractory B-cell lymphoma.
  • Tetraspecific T-cell engager targets CD19, CD20, CD3, and CD28.
  • B-cell lymphoma accounts for approximately 85% of lymphoma cases.
  • Preclinical data presented at 2025 ASH and ESMO 2026.