Affiliation: | 1 Howard Hughes Medical Institute, Immune Disease Institute, Program in Cellular and Molecular Medicine, Children's Hospital Boston and Departments of Genetics and Pediatrics, Harvard Medical School, Boston, MA 02115, USA 2 Department of Biomedical Sciences and Human Oncology and CERMS, University of Torino, 10126 Turin, Italy 3 Gastrointestinal Unit, Center for Study of Inflammatory Bowel Disease, Massachusetts General Hospital, Boston, MA 02114, USA 4 Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA 02215, USA 5 Broad Institute, 5 Cambridge Center, Cambridge, MA 02142, USA 6 Section of Computational Biomedicine, Boston University School of Medicine, Boston, MA 02118, USA |