- Patients with an adequate autologous graft defined as a cryopreserved PBSC graft containing greater than or equal to 4 x 10^6 CD34+ cells/kg patient weight. The graft may not be CD34+ selected or otherwise manipulated to remove tumor or other cells. The graft can be collected at the transplanting institution or by a referring center. The autograft must be stored so that there are two products each containing at least 2 x 10^6 CD34+ cells/kg patient weight.