PATIENT CHARACTERISTICS: Age: 18 and over Performance status: Karnofsky 60-100% Life expectancy: Not specified Hematopoietic: WBC at least 3,000/mm3 Absolute neutrophil count at least 1,000/mm3 Platelet count at least 100,000/mm3 Hematocrit at least 25% Hepatic: Bilirubin less than 1.5 mg/dL SGOT and SGPT less than 2.5 times upper limit of normal (ULN) PT or PTT no greater than ULN Renal: Creatinine no greater than 1.7 mg/dL Cardiovascular: No uncontrolled hypertension No uncontrolled or unstable angina pectoris No uncontrolled cardiac dysrhythmia Other: Not pregnant or nursing Negative pregnancy test Fertile patients must use effective contraception during and for 6 months after study HIV negative No other active malignancy within the past 5 years except curatively treated basal or squamous cell skin cancer or carcinoma in situ of the cervix No uncontrolled or serious concurrent infection or other serious medical illness that would preclude study therapy No viral syndrome diagnosed within 2 weeks prior to study No other underlying medical condition that would increase risk of study or obscure interpretation of adverse results No active adenoviral infection