Cellular Origins and Lineage Plasticity in Cancer

Jason R. Pitarresi1,2 and Ben Z. Stanger3 1Division of Hematology and Oncology, Department of Medicine, University of Massachusetts Chan Medical School, Worcester, Massachusetts 01655, USA 2Department of Molecular, Cell, and Cancer Biology, University of Massachusetts Chan Medical School, Worcester, Massachusetts 01655, USA 3Division of Gastroenterology, Department of Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania 19104, USA Correspondence: bstanger{at}upenn.edu