FDA Fast Tracks Ultimovacs' Novel Cancer Vaccine for Malignant Pleural Mesothelioma Posted on February 6, 2024February 6, 2024 by admin UV1 plus ipilimumab (Yervoy) and nivolumab (Opdivo) produced a statistically significant and clinically meaningful survival improvement in patients with unresectable malignant pleural mesothelioma.