Bone Marrow is a thick, spongy kind of jelly inside the bones. Bone Marrow makes red blood cells that carry oxygen, white blood cells that fight infections, and platelets that help blood clot. Bone Marrow is found in the flat bones such as the hip, breast, skull, ribs, vertebrae and shoulder blades. It is also found in long bones at the end of the femur and humerus. Bone Marrow transplants can be conducted to treat severe diseases of the Bone Marrow including certain forms of cancer such as leukaemia. Additionally, Bone Marrow stem cells have been successfully transformed into functional neural cells.