Porto / Brussels July 16 2007. – A child suffering from a severe T-cell (CD8+) immune deficiency syndrome has been treated successfully with umbilical cord blood stem cells in Portugal. The child’s congenital dificiency was clinically diagnosed in Coimbra. The transplantation treatment was performed at the Bone Marrow Transplantation Unit, lead by director Dr. Pedro Pimentel at the Oncology Institute in Porto. Dr. Alzira Carvalhais is the head of the Immuno-Hemato Therapy Department.