PATIENT CHARACTERISTICS: Age: 18 to 75 Performance status: See Disease Characteristics ECOG 0-2 (ECOG 3-4 acceptable if based solely on pain) Life expectancy: Not specified Hematopoietic: CD34 cells at least 1,000/g Hepatic: See Disease Characteristics Bilirubin no greater than 1.5 mg/dL Transaminases no greater than 4 times upper limit of normal No active chronic hepatitis or liver cirrhosis Renal: Creatinine no greater than 3.0 mg/dL Cardiovascular: No evidence for clinically significant functional impairment Left ventricular ejection fraction at least 45% Patients with lower ejection fractions may be included if a formal cardiological evaluation reveals no evidence for clinically significant functional impairment Pulmonary: FEV1, FVC, and DLCO at least 50% of predicted If unable to complete pulmonary function tests due to bone pain or fracture, must have a high resolution CT scan of the chest and acceptable blood arterial gases defined as PO2 greater than 70 Other: HIV negative No active infection that is unresponsive to intravenous antibiotics Not pregnant or nursing Effective contraception required of all fertile patients