NF GEMMs Already! The Power and Promise of Mouse Tumor Models

Plexiform neurofibromas are one of the most common tumors encountered in individuals with the neurofibromatosis type I (NF1) cancer predisposition syndrome. In this issue of Cancer Cell, Chen and colleagues define the cell of origin for murine Nf1 plexiform neurofibroma and leverage this finding to develop a platform for preclinical drug evaluation.