- Patients must have one of the following combinations of disease status and disease histology at the time of enrollment: 1) Patients may be transplanted as part of first-line therapy if they have one of the following histologies: CLL with adverse cytogenetics, MCL or, T-cell NHL. 2) Patients may be transplanted as part of treatment for relapsed or refractory disease without a prior autologous transplantation of they have one of the following histologies: Indolent NHL (including CLL/SLL), MCL or T-cell NHL. 3) Patients may be transplanted as part of treatment for disease that has relapsed or progressed after autologous transplantation if they have any of the histologies listed above. Patients may also be enrolled without a prior autologous transplantation if they have a contraindication to autologous transplantation, in the opinion of the treating clinician. 4) There is no minimal or maximal time interval from the patient's last anti-lymphoma therapy and the time of transplantation.