Posted in Clinical Data Boehringer Ingelheim and Zai Lab team up for dual DLL3 therapy study April 16, 2026 Pharmaceutical Business Review This Phase Ib/II study will measure the tolerability, safety, and early clinical activity by combining Boehringer Ingelheim’s DLL3 / cluster of differentiation 3 (CD3) T-cell engager, obrixtamig, with Clinical DataOncologyRead full story