Niccolò Bartalucci, PhD^1,2*, Laura Calabresi, BiSci^1,2*, Serena Martinelli, BiSci^1,2*, Manjola Balliu, PhD^1,2*, Jean-Luc Villeval, PhD^3*, Francesco Annunziato, PhD^1* and Alessandro M. Vannucchi^1,2

¹Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
²CRIMM-Centro Ricerca e Innovazione delle Malattie Mieloproliferative, Azienda Ospedaliera-Universitaria Careggi, Florence, Italy
³INSERM, Institut Gustave Roussy, Villejuif, France

Titiksha Basu^1*, Albert Gruender, Ph.D.^2*, Christine Dierks, MD^3* and Heike L Pahl, Ph.D.⁴

¹Department of Hematology and Oncology, University of Freiburg, Freiburg, Germany
²Dept. of Hematology, Oncology and Stem Cell Transplantation, University Medical Center, Freiburg, Germany
³Department of Hematology, Oncology and Stem Cell Transplantation, University Medical Center Freiburg, Freiburg im Breisgau, Germany
⁴Department of Hematology/Oncology and Stem Cell Transplantation, University Medical Center, Freiburg, Germany

Que T. Lambert^1*, Stuart W. Ember^2*, Muhammad Ayaz^2*, Harshani R. Lawrence^3*, Norbert Berndt^2*, Steven Gunawan^2*, Nicholas J. Lawrence^2*, Ernst Schönbrunn^2* and Gary W. Reuther¹

¹Department of Molecular Oncology, Moffitt Cancer Center and Research Institute, Tampa, FL
²Department of Drug Discovery, Moffitt Cancer Center and Research Institute, Tampa, FL
³Department of Drug Discovery, M, Tampa, FL

Susan C Rhodes, MBChB^1,2*, Rafaella Gavriilidou^1*, Mark W. Drummond, PhD, MD^2*, Mhairi Copland, BSc (Hons) MB ChB PhD FRCP FRCPath¹ and Helen Wheadon^1*

¹Paul O'Gorman Leukaemia Research Centre, University of Glasgow, Glasgow, United Kingdom
²Beatson West of Scotland Cancer Centre, NHS Greater Glasgow and Clyde, Glasgow, United Kingdom

Asumi Yokota, PhD^1*, Hideyo Hirai, MD, PhD¹, Tsukimi Shoji^1*, Taira Maekawa, MD, PhD¹ and Keiko Okuda, MD, PhD²

¹Department of Transfusion Medicine and Cell Therapy, Kyoto University Hospital, Kyoto, Japan
²Department of Molecular Diagnostics and Therapeutics, Kyoto Prefectural Univ. of Med., Kyoto, Japan

Alexandra Keller, MSc^1,2*, Barbara Peter, DVM^1,2*, Johannes Zuber, MD, PhD^3*, Philipp Bernhard Staber, MD, PhD^2*, Peter Bettelheim, MD^4*, Peter Valent, MD^1,2 and Emir Hadzijusufovic, DVM^1,2,5*

¹Ludwig Boltzmann Cluster Oncology, Medical University of Vienna, Vienna, Austria
²Department of Internal Medicine I, Division of Hematology and Hemostaseology, Medical University of Vienna, Vienna, Austria
³Research Institute of Molecular Pathology (IMP), Vienna, Austria
⁴First Medical Department, Elisabethinen Hospital, Linz, Austria
⁵Department of Companion Animals and Horses, Small Animal Clinic, Internal Medicine, University of Veterinary Medicine Vienna, Vienna, Austria

Simona Salati, PhD^1*, Roberta Zini, PhD^1*, Simona Nuzzo, PhD^2*, Paola Guglielmelli, MD, PhD^3*, Valentina Pennucci, PhD^1*, Zelia Prudente^1*, Samantha Ruberti^1*, Sebastiano Rontauroli^1*, Ruggiero Norfo, PhD^1*, Elisa Bianchi, PhD^1*, Costanza Bogani, PhD^3*, Giada Rotunno, MSc^3*, Tiziana Fanelli, MSc^3*, Carmela Mannarelli, MSc^3*, Vittorio Rosti⁴, Silvia Salmoiraghi, BSc^5*, Daniela Pietra, PhD^6*, Sergio Ferrari, MD, PhD^7*, Giovanni Barosi, MD⁸, Alessandro Rambaldi, MD⁵, Mario Cazzola, MD⁹, Silvio Bicciato, PhD^2*, Enrico Tagliafico^2*, Alessandro M. Vannucchi, MD¹⁰ and Rossella Manfredini, PhD, BSc^1*

¹Centre for Regenerative Medicine, University of Modena and Reggio Emilia, Modena, Italy
²Center for Genome Research, University of Modena and Reggio Emilia, Modena, Italy
³CRIMM-Centro Ricerca e Innovazione delle Malattie Mieloproliferative, Azienda Ospedaliera-Universitaria Careggi, Florence, Italy
⁴Laboratory of Organ Transplantation, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy
⁵Ospedali Riuniti di Bergamo, Bergamo, Italy
⁶Department of Hematology Oncology, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy
⁷Department of Life Science, University of Modena and Reggio Emilia, Modena, Italy
⁸Center for the Study of Myelofibrosis, Biotechnology Research Area, IRCCS Policlinico San Matteo Foundation, Pavia, Italy
⁹Department of Hematology Oncology, Fondazione IRCCS Policlinico San Matteo, Pavia, Pavia, Italy
¹⁰University of Florence, Florence, Italy

Teresa L. Ramos^1*, Luis Ignacio Sánchez-Abarca^1*, Rosón Beatriz^2*, Concepción Rodríguez Serrano^1*, Alba Redondo^1*, Rebeca Ortega^1*, Ángel Hernández-Hernández^3*, Sandra Muntión^1*, Silvia Preciado^1*, José Ramón González-Porras, MD^4*, Fermín Sánchez-Guijo, MD^1* and Consuelo Del Cañizo, MD¹

¹Servicio de Hematología, IBSAL-Hospital Universitario de Salamanca, Salamanca, Spain
²Centro de Investigación del Cáncer, Universidad de Salamanca, Salamanca, Spain
³Departamento de Bioquímica y Biología Molecular, Universidad de Salamanca, Salamanca, Spain
⁴Department of Hematology, Hospital Clínico de Salamanca, Salamanca, Spain

N. Scott Reading, Ph.D.^1,2,3*, Josef T. Prchal, M.D.^1,4,5, Ronald Hoffman, M.D.⁶ and Mohamed E Salama, M.D.^1,2

¹Institute for Clinical and Experimental Pathology, ARUP Laboratories, Salt Lake City, UT
²Department of Pathology, University of Utah, Salt Lake City, UT
³Division of Hematology, School of Medicine, University of Utah, Salt Lake City, UT
⁴Division of Hematology, University of Utah, Salt Lake City, UT
⁵Department of Medicine, George E. Wahlen Department of Veterans Affairs Medical Center, Salt Lake City, UT
⁶Tish Cancer Institute, Mount Sinai School of Medicine, New York, NY

Laura Villani, BS,^1*, Rita Campanelli, BS^1*, Gabriella Gaudioso, BS^2*, Valentina Poletto, PhD^1*, Elisa Bonetti, PhD^1*, Paolo Catarsi, BS^1*, Gabriela Fois, BS^1*, Benedetta G Erba, PhD^3*, Margherita Massa, PhD^4*, Umberto Magrini, MD^1*, Giovanni Barosi, MD¹, Umberto Gianelli, MD^2* and Vittorio Rosti, MD¹

¹Center for the Study of Myelofibrosis, Biotechnology Research Area, IRCCS Policlinico San Matteo Foundation, Pavia, Italy
²University of Milano and IRCCS Ca' Granda, Ospedale Maggiore Policlinico Foundation, Milano, Italy
³IFOM, FIRC Institute of Molecular Oncology, Milano, Italy
⁴Biotechnology Research Area, IRCCS Policlinico San Matteo Foundation, Pavia, Italy

Hani Abdulkadir^1*, Jennine Grootens^2*, Matilda Kjellander^1*, Eva Hellström Lindberg, MD, PhD³, Gunnar Nilsson, Professor^2* and Johanna Ungerstedt, Associate Professor^1*

¹Department of Medicine Huddinge, Karolinska Institutet, and Hematology Center, Karolinska University Hospital, Stockholm, Sweden, Stockholm, Sweden
²Clinical Immunology and Allergy Unit, Department of Medicine Solna, Karolinska University Hospital, Karolinska Institutet, Stockholm, Sweden, Stockholm, Sweden
³Center for Hematology and Regenerative Medicine, Department of Medicine, Karolinska Institutet, Karolinska University Hospital Huddinge, Sweden, Stockholm, Sweden

Tianjiao Zhang, MD^1*, Xiaotang Ma, PhD^1*, Bing Li, MD^1*, Gang Huang, PhD², Robert Peter Gale, MD, PhD, DSc³, Yue Zhang, MD^4*, Zefeng Xu, MD⁴, Tiejun Qin^1*, Josef T. Prchal, M.D.⁵ and Zhijian Xiao, MD^4*

¹MDS and MPN Centre, Institute of Hematology and Blood Diseases Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin, China
²Division of Experimental Hematology and Cancer Biology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH
³Imperial College, London, United Kingdom
⁴State Key Laboratory of Experimental Hematology, Institute of Hematology and Blood Diseases Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin, China
⁵Division of Hematology, University of Utah, Salt Lake City, UT

Arnold Kloos, PhD^1*, Felicitas Thol, MD¹, Sabrina Klesse^1*, Alessandro Liebich^1*, Arne Trummer, MD^1*, Renate Schottmann^1*, Rubén Trespando Jiménez^1*, Gudrun Göhring, MD^2*, Brigitte Schlegelberger, MD, PhD², Arnold Ganser, M.D.¹ and Michael Heuser, M.D.³

¹Department of Hematology, Hemostasis, Oncology and Stem Cell Transplantation, Hannover Medical School, Hannover, Germany
²Institute of Cell and Molecular Pathology, Hannover Medical School, Hannover, Germany
³Hematology, Hemostasis, Oncology and SCT, Hannover Medical School, Hannover, Germany

Carla AL Assaf^1*, Petros Papadopoulos, PhD^1*, Laura Guttierez, PhD^2*, Sanne Smits^1*, Carlos Graux, MD PhD^3*, Jan Emmerechts, MD PhD^4*, Els Lierman, PhD^5*, Timothy Devos, MD PhD^6*, Lucienne Michaux, MD PhD^5* and Peter Vandenberghe, MD PhD⁵

¹Dept of Human Genetics, KU Leuven, Leuven, Belgium
²Sanquin Research and Landsteiner Laboratory, AMC, Amsterdam, Netherlands
³Department of Hematology, CHU UcL Namur, Mont-Godinne, Belgium
⁴AZ -Jan, Brugge, Belgium
⁵Center for Human Genetics, University Hospitals Leuven, Leuven, Belgium
⁶Department of Hematology, University Hospitals Leuven, Leuven, Belgium

Sanja Prijic, PhD^1,2*, Taghi Manshouri, PhD^3*, Ying Zhang, MD, MS^4*, Ivo Veletic, MD⁴, Xiaorui Zhang, BS^5*, Joseph E Bove IV, BS^4*, Zeev Estrov, MD⁶ and Srdan Verstovsek, MD⁷

¹Department of Leukemia, The University of Texas, M. D. Anderson Cancer Center, Houston, TX
²University Hospital Center Zagreb, Zagreb, Croatia
³Department of Leukemia, The University of Texas M.D. Anderson Cancer Center, Houston, TX
⁴Department of Leukemia, The University of Texas M. D. Anderson Cancer Center, Houston, TX
⁵Department of Leukemia, MD Anderson Cancer Center, Houston, TX
⁶Department of Leukemia, The University of Texas MD Anderson Cancer Center, Department of Leukemia, Houston, TX
⁷Department of Leukemia, The University of Texas MD Anderson Cancer Center, Houston, TX