- Transformed NHL or chronic lymphocytic leukemia undergoing Richter's transformation (regardless of response to last chemotherapy). Patients with chemosensitive relapsed NHLs or Hodgkin lymphoma, but considered ineligible for curative therapy with autologous transplantation, because of (a) inability to collect stem cells, (b) prior autografting, (c) presence of myelodysplasia or (d) histology not considered curable with autografting in opinion of treating physician will be eligible.