562 Combined spatial and transcriptomic analysis identifies immune microenvironment factors associated with checkpoint inhibition response in triple negative breast cancer by Wei Han, Matthew Loya, Omar Jabado, Patrick Franken, Nora Pencheva, Mark Fereshteh, Chung-Wein Lee, Clifton Drew, Louise Koopman, Angelo Harris, Mohammed Qutaish, Brooke Robertson

863 In vitro and in vivo studies establish DuoBody®-CD3xB7H4 as a novel drug candidate for the treatment of solid cancers by Kate Sasser, Esther Breij, Mischa Houtkamp, Stefanie De Poot, Louise Koopman, Laura Smits-de Vries, Frederikke Lihme Egerod, Sebastiaan Wubben, Madelon Paauwe, Edward van den Brink, Andrea Gorlani, Dennis Verzijl