1 Supplementary information Recurrent loss of heterozygosity in 1p36 associated with TNFRSF14 mutations in IRF4 translocation negative pediatric follicular lymphomas Idoia Martin-Guerrero, 1,2* Itziar Salaverria, 1* Birgit Burkhardt, 3,4 Monika Szczepanowski, 5 Michael Baudis, 6 Susanne Bens, 1 Laurence de Leval, 7 Africa Garcia-Orad, 2 Heike Horn, 8 Jasmin Lisfeld, 3 Shoji Pellissery, 1 Wolfram Klapper, 5 Ilske Oschlies, 5 and Reiner Siebert 1 1 Institute of Human Genetics, University Hospital Schleswig-Holstein Campus Kiel/Christian- Albrechts University Kiel, Kiel, Germany; 2 Department of Genetics, Physical Anthropology and Animal Physiology, University of the Basque Country, UPV-EHU, Spain; 3 NHL-BFM Study Center, Department of Pediatric Hematology and Oncology, Justus-Liebig-University, Giessen, Germany; 4 Pediatric Hematology and Oncology, University Hospital Münster, Germany; 5 Department of Pathology, Hematopathology Section and Lymph Node Registry, Christian- Albrechts University, Kiel, Germany; 6 Institute of Molecular Life Sciences, University of Zurich, Zurich, Switzerland & Swiss Institute of Bioinformatics, University of Zurich, Zurich, Switzerland 7 Institute of Pathology, CHUV, University Hospital of Lausanne, Switzerland; 8 Department of Clinical Pathology, Robert-Bosch-Hospital and Dr. Margarete Fischer-Bosch-Institute of Clinical Pharmacology Stuttgart, Germany