Stem cells isolated from Cord blood is more useful and easier to isolate.
Stem cells from cord blood can be readily isolated from placenta at the time of childbirth.
Harvesting stem cells from bone marrow is difficult when compared to cord blood as the procedure involves surgery.
Cord blood can be stored and transplanted back into the same donor, to a family member or to an unrelated recipient.
Stem cell rejection is less during when using cord blood as cord blood has not been involved in an immune reaction.
Banked stem cells from cord blood are more readily available and are very useful for patients with leukemia, anemia, and immune deficiency.
Cord blood has a greater capacity to produce high number of new blood cells compared to bone marrow stem cells.