PATIENT CHARACTERISTICS: Age: 18 and over Performance status: ECOG 0-2 Karnofsky 70-100% Life expectancy: At least 3 months Hematopoietic: WBC at least 3,000/mm3 Granulocyte count at least 1,500/mm3 Platelet count at least 100,000/mm3 Hepatic: Bilirubin less than 2 mg/dL Renal: Creatinine less than 1.5 times upper limit of normal Cardiovascular: Cardiac ejection fraction greater than 50% Pulmonary: DLCO greater than 60% predicted Forced vital capacity greater than 60% predicted Other: No severe anorexia, nausea, or vomiting HIV negative No prisoners No concurrent significant medical complication that would preclude study compliance Not pregnant Negative pregnancy test Fertile patients must use effective contraception during and for 3 months after study