T-cell prolymphocytic leukemia Chronic lymphocytic leukemia and Richter's transformation, and prolymphocytic leukemia (NHL subjects) History of Richters or prolymphocytic transformation Documented prolymphocytic leukemia (prolymphocytes more than % in the blood) History of Richter's transformation or prolymphocytic leukemia Patients with known Richter's transformation which is progressive and is deemed to require immediate chemotherapy (history of Richter's transformation is not an exclusion); patients with prolymphocytic leukemia (prolymphocytes in blood >%) Known prolymphocytic leukemia or history of, or currently suspected, Richter's syndrome. Known prolymphocytic leukemia or history of, or currently suspected, Richter's syndrome. Patients must not have any history of Richters transformation or prolymphocytic leukemia (prolymphocytes in blood > %) Richter's Syndrome and Prolymphocytic Leukemia Transformation only: biopsy proven DLBCL Richter's transformation or prolymphocytic leukemia transformation. History of Richter's transformation or prolymphocytic leukemia Patients with documented prolymphocytic leukemia (prolymphocytes more than % in the blood). Disease transformation [i.e. Richter's Syndrome (lymphomas) or prolymphocytic leukemia] Disease transformation (active) (ie, Richter's Syndrome, prolymphocytic leukemia) Richter's transformation or prolymphocytic leukemia Prolymphocytic transformation T cell prolymphocytic leukemia Patients with chronic lymphocytic leukemia, prolymphocytic leukemia, or Richter's transformation who are eligible for allogeneic transplantation and are not eligible for protocols of higher priority. Documented prolymphocytic leukemia (prolymphocytes more than % in the blood) or Richter's transformation History of Richters or prolymphocytic transformation