<prompt> Transplantation that requires all cellular components to be irradiated prior to transfusionHeaLiverBone marrowLung  <response>: .Indications for bone marrow transplantation includes, Leukaemias. Aplastic anaemias. Immune deficiencies etc.Recipients are initially treated with total body irradiation. As bone marrow is an active immune system, proper tissue typing is essential. Infant bone marrow is better marrow as a donor. Marrow aspirated from donors bone is transplanted by intravenous injection to the recipient. Immunosuppression with cyclosporin-A is always needed. It will take few weeks to show the response. ref:SRB;s manual of surgery,ed 5,pg no 338 