Tumor Mutation Burden Biomarker Emerges In Bristol's '026 Lung Cancer Post Mortem

Bristol says it's too early to make predictions for future immunotherapy regimens based on new tumor mutation burden analysis of the failed Opdivo Checkmate 026 trial aired at the AACR meeting, but the company plans to fully explore this important biomarker.

Tumor mutation burden had a striking correlation with response in an exploratory analysis of Bristol-Myers Squibb Co.'s failed CheckMate 026 study of the PD-1 inhibitor Opdivo in first-line lung cancer, and could be an important biomarker for immunotherapy across tumor types going forward.

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