Xeno Diagnostics is a contract research organization specializing in custom cell-based assays in the area of immunological testing. It performs research with human, non-human primate (baboon, cynomolgous macaque, rhesus macaque), and porcine models. The company offers laboratory services, including mixed-lymphocyte reactions, cell-based assays, flow cytometry, enzyme-linked immunosorbant assays, and contract research.