CAMBRIDGE, Mass.--(BUSINESS WIRE)--Epizyme, Inc., a company leading the discovery and development of personalized therapeutics for genetically-defined cancer and rare disease patients, and its collaborators announced the publication in Cancer Cell of breakthrough research in the treatment of MLL-rearranged leukemia (MLL), a genetically-defined subset of acute lymphoblastic leukemia (ALL) and acute myelogenous leukemia (AML).