What is Bone Marrow Transplant? Bone Marrow Transplant is a treatment therapy for cancer or diseases related to the bone marrow. During bone marrow transplant, the donor's or the patient's stem cells of the bone marrow are extracted, filtered and given back to the patient. In this process, the unhealthy bone marrow will be eliminated and healthy bone marrow cells will be transfused. Although bone marrow transplant is not a standard treatment, it is used in the treatment of leukemia, aplastic...