PATIENT CHARACTERISTICS: Age: 18 and over Performance status: Karnofsky 70-100% Life expectancy: Greater than 6 months Hematopoietic: WBC at least 3,000/mm3 Absolute lymphocyte count at least 1,000/mm3 Platelet count at least 100,000/mm3 Hemoglobin at least 9.0 mg/dL Hepatic: Bilirubin less than 2.0 mg/dL No hepatic disease Renal: Creatinine less than 2.5 mg/dL No symptomatic urinary tract infection Cardiovascular: No New York Heart Association class III or IV heart disease Pulmonary: No acute or chronic asthma No chronic obstructive pulmonary disease Other: No history of autoimmune disease (e.g., inflammatory bowel disease, systemic lupus erythematosus, ankylosing spondylitis, scleroderma, or multiple sclerosis) No other concurrent malignancy except nonmelanoma skin cancer or controlled superficial bladder cancer No active acute or chronic infection HIV negative No other medical or psychological condition that would preclude study Adequate peripheral vein access Hepatitis B surface antigen negative Hepatitis C negative