Nivolumab With Ipilimumab Combined With TGFβ-15 Peptide Vaccine and Radiotherapy for Pancreatic Cancer

SBRT: 15 Gy x 1 on a single site of disease on day 1 cycle 1 Immunotherapy: Nivolumab 3 mg/kg (up to 240 mg maximum) as i.v. infusion on day 1 (± 3 days) of each 14-day treatment cycle Ipilimumab 1 mg/kg as i.v. infusion on day 1 cycle 1 and subsequently every 6 weeks (± 3 days). Vaccine (500 μl aqueous solution of 200 μg TGFβ-B-15 peptide mixed to an emulsion with 500μl Montanide ISA-51) as s.c. injection on day 1 of the first 6 cycles and subsequently every 4 weeks (± 3 days)