Abstract
The haematopoietic cell transplantation (HCT) is the administration of hematopoietic progenitor cells to reconstitute the patient's bone marrow. Those cells, also called progenitors cells or stem cells, are mononuclear cells morphologically similar to mature lymphocyte, which has the ability to regenerate the three blood series: erythrocytes, leukocytes and platelets. These cells are abun…