NewslettersPancreatic Cell News FDA Grants Orphan Drug Designation to MAb-AR20.5 in Pancreatic Cancer By lbeveridge - August 21, 2023 0 The FDA granted an orphan drug designation to the IgG1k type murine monoclonal antibody MAb-AR20.5 for the treatment of patients with pancreatic cancer, according to an announcement from CanariaBio. [OncLive] Press Release