Dr. Celso Arrais Rodrigues da Silva graduated in Medicine from the University of Brasília (1999), Residency in Internal Medicine (2000) and in Hematology and Hemotherapy (2003) from the Federal University of Sao Paulo, Doctorate in Medicine (Hematology) from the Federal University of Sao Paulo (2006) and Post-Doctorate at the University of Paris VII - Paris - France (2007). He is currently a Professor of Hematology and Hemotherapy at the Federal University of São Paulo, acting as Coordinator of the Bone Marrow Transplantation Service, as well as in classes for graduation, and residency, and as an advisor for the postgraduate and initiation program scientific. He is also a physician at the Service of Hematology and Bone Marrow Transplantation at Hospital Nove de Julho and the National Coordinator of Hematology at DASA. He has experience in Hematology, working mainly on the following topics: