Abstract A37: A dominantly acting allele of murine Mcm4 causes chromosome instability and promotes leukemiogenesis. Cancer Genomics Bruce N. Bagley, Vilena Maklakova, Christina Kendziorski, David J. Adams, Lara S. Collier, Jonathon G. Marshall, Rachael A. Lester, Michelle M. Cancel, Laura G. Bendzick, Thomas Keane, Scott C. Kogan, Ruth Sullivan, Robert Cormier