New Modalities and Carcinogenicity Assessment.

Emerging modalities in drug development including adeno-associated virus (AAV) and other viral-mediated gene therapy, targeted protein degraders, oligonucleotide, and chimeric antigen receptor-T cell (CAR-T) therapies require updated approaches in strategy and context for meaningful human carcinogenicity risk assessment. This may involve, but is not be limited to, traditional genetic toxicology and rodent bioassays. Speakers provided unique perspectives on these topics as well as an applicable and real-world case study that interrogated whether rat mammary gland cell proliferation was a useful tool with which to evaluate the carcinogenic potential of exogenous insulin.