- Patients who have received any prior experimental active immunotherapy consisting of targeted monoclonal antibodies or pharmaceutical compounds are excluded; prior experimental vaccine patients may be enrolled if approved by the principal investigator (PI); patients who have received commercially available active immunotherapies such as adjuvant interferon must have completed therapy over 1 year prior to enrollment and have no evidence of autoimmune sequelae; prior therapy with approved monoclonal antibodies such as bevacizumab, cetuximab, panitumumab, or trastuzumab is allowed; concurrent treatment with these agents and the study treatment is not allowed