Silvia Regina Brandalise^1*, Maria Pombo-de-Oliveira², Vitoria Régia Pereira Pinheiro^1*, Maria Jose Mastellaro^3*, Waldir Veiga Pereira^4*, Marcos Borato Viana^5*, Luiz Fernando Lopes^6*, Luiz Gonzaga Tone^7*, Maria Lucia Lee^8*, Paula Bruniera^9*, Fernando Almeida Werneck^10*, Sonia Rossi Vianna^11*, Nubia Mendonça^12* and Sandra Regina Loggetto^13*

¹Pediatric Hematology Oncology, Centro Infantil Boldrini, Campinas, Brazil
²Molecular biology, Instituto Nacional do Cancer, Rio de Janeiro
³Pediatric hematology Oncology, Clemed, Jundiai, Brazil
⁴Pediatric Hematology Oncology, Universidade Federal de Santa Maria, Snata Maria, Brazil
⁵Faculdade de Medicina - Depto. Pediatria, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Brazil
⁶Pediatric Hematology Oncology, Hospital A C Camargo, São Paulo, Brazil
⁷Hospital das Clínicas de Ribeirão Preto, Ribeirão Preto, Brazil
⁸GRAACC - Grupo de Apoio ao Adolescente e à Criança com Câncer, São Paulo, Brazil
⁹Pediatric Hematology Oncology, Santa Casa de Misericordia de São Paulo, SAO Paulo, Brazil
¹⁰Hospital Servidores Públicos do Estado, Rio de Janeiro
¹¹Hospital do Servidor Público Estadual / SP, São Paulo
¹²Onco Bahia, Salvador, Brazil
¹³Centro de Hematologia de São Paulo, São Paulo, Brazil

Jun J. Yang, PhD¹, Wenjian Yang, PhD^1*, Cheng Cheng, Ph.D.^1*, Meenakshi Devidas, PhD^2*, Xueyuan Cao^1*, Dario Campana, MD, PhD¹, Michael J. Borowitz, MD, PhD³, Cheryl L. Willman, MD⁴, William Paul Bowman^5*, Gregory Reaman, MD⁶, William L. Carroll, MD⁷, Stephen P. Hunger, MD⁸, William E. Evans, Pharm.D.^1*, Ching-Hon Pui, M.D.^1* and Mary V. Relling, Pharm.D.^1*

¹St. Jude Children's Research Hospital, Memphis, TN
²Department of Epidemiology & Health Policy Research, University of Florida College of Medicine, Gainesville, FL
³Johns Hopkins University, Baltimore, MD
⁴University of New Mexico Cancer Research and Treatment Center, Albuquerque, NM
⁵Cook Childrens Medical Center, Fort Worth, TX
⁶Children's National Med. Ctr., Washington, DC
⁷New York University Cancer Institute, New York, NY
⁸The Children's Hospital and the University of Colorado Denver School of Medicine, Aurora, CO

Daniel Trageser^1*, Cihangir Duy^1*, Lars Klemm^1*, Tanja Gruber^1*, Rahul Nahar^1*, Eugene Park^1*, Yong-mi Kim^1*, John Groffen^1*, Nora Heisterkamp^1*, Wolf-Karsten Hofmann, MD^2*, Giovanni Martinelli^3*, Richard T Williams, MD, PhD⁴, Hassan Jumaa^5* and Markus Muschen¹

¹Leukemia Research Program, Childrens Hospital Los Angeles, Los Angeles, CA
²MILE Study Group, on Behalf of European LeukemiaNet (ELN, WP13), Munich, Germany
³Department of Hematology/Oncology “L. and A. Seràgnoli”, University of Bologna, Italy
⁴Oncology, St. Jude Children's Research Hospital, Memphis, TN
⁵Molecular Immunology, Max-Planck-Institute for Immunology, Freiburg, Germany

Brian J Lannutti¹, Sarah A. Meadows^1*, Adam Kashishian^1*, Bart Steiner^1*, Sarah May^2*, Amy J. Johnson^2*, Roger G. Ulrich^1*, Albert Yu^1*, Michael W. Gallatin^1*, John C. Byrd, MD², Kamal D. Puri^1* and Neill A. Giese^1*

¹Calistoga Pharmaceuticals, Inc, Seatle, WA
²The Ohio State University, Columbus, OH

Esther Hulleman, PhD^1*, Mathilde J.C. Broekhuis^1*, Karin M Kazemier^1*, William E. Evans, PharmD², Rob Pieters, MD, PhD³ and M. L Den Boer, MSc, PhD⁴

¹Dept. of Pediatrics, Facultybuilding Ee 15-14, Rotterdam, Netherlands
²St. Jude Children's Rsch. Hosp., Memphis, TN
³Dept. of Pediatric Hem./Onc., Erasmus MC, Rotterdam, Netherlands
⁴Dept. of Pediatric Onc./Hem., Erasmus Medical Center, Rotterdam, Netherlands

Olga Frolova, MD, PhD^1*, Ismael J. Samudio, PhD^1*, Zakar H. Mnjoyan, PhD^1*, Hongbo Lu^2*, Sergej Konoplev, MD, PhD², Deborah A. Thomas, MD³, Hagop M. Kantarjian, MD^3*, Elizabeth J. Shpall, MD^1*, Michael Andreeff, MD, PhD¹ and Marina Konopleva, MD, PhD³

¹Stem Cell Transplantation and Cellular Therapy, The University of Texas M.D. Anderson Cancer Center, Houston, TX
²Hematopathology, The University of Texas M.D. Anderson Cancer Center, Houston, TX
³Leukemia, The University of Texas M.D. Anderson Cancer Center, Houston, TX