“The closing of this strategic agreement with Sanofi is a pivotal moment for Vir and a significant opportunity to help address patient unmet needs. We are excited to further advance the masked T-cell engagers in clinical development, bolstering our clinical pipeline and adding near-term value creation opportunities,” said Marianne De Backer, M.Sc., Ph.D., MBA, Vir’s Chief Executive Officer. “Our proven expertise in antibody engineering and clinical development combined with the innovative PRO-XTEN masking platform offers a unique opportunity to discover and develop therapies in oncology and infectious disease.”