NovaBridge Announces Presentation of Ragistomig Expanded Phase 1 Data at ESMO-IO

Core Insights - NovaBridge Biosciences announced new data from the expanded Phase 1 dosing study for ragistomig, a bispecific antibody targeting 4-1BB and PD-L1, to be presented at ESMO-IO 2025 [1][2] - The study successfully extended the therapeutic window for ragistomig, demonstrating strong anti-tumor efficacy and improved tolerability, including enhanced hepatic safety [2][3] - Ragistomig aims to provide new treatment options for patients resistant to checkpoint inhibitors, a significant drug class in cancer therapy [3][5] Company Overview - NovaBridge is a global biotechnology platform focused on accelerating access to innovative medicines, combining business development expertise with clinical development [8] - The company is developing a differentiated pipeline, including ragistomig and givastomig, targeting various cancers and conditions [8][9] - Ragistomig is being developed in collaboration with ABL Bio, utilizing advanced bispecific antibody technology to minimize off-tumor toxicity [5][6] Clinical Study Details - The Phase 1 study of ragistomig is ongoing in the U.S. and South Korea, with a primary focus on defining dose-limiting toxicity and adverse event profiles [5][6] - The new dosing schedule, Q6W, has shown promising results in PD-L1 non-responders, balancing safety and sustained efficacy [6][7] - Interim results, including immunological data, are expected to be presented at the upcoming ESMO-IO meeting [6][7]