| Exclusion Criteria: | 1) Criteria for exclusion are HIV or HTLV seropositivity, pregnancy, cardiac ejection fraction by echo-cardiogram less than 40%, active central nervous system involvement, serum creatinine greater than 1.6 mg/dl or serum bilirubin greater than 1.5 mg/dl unless due to tumor, ANC less than 1,000/mm3 and platelets less than 100,000/mm3 unless due to tumor, performance status (ECOG scale) greater than 2, pulmonary function test-DLCO less than 40% of predicted, and severe concomitant medical or psychiatric illnesses. |