Organized around therapeutics for cancer, autoimmune diseases, and childhood afflictions, Ascendant DX develops tests using protein biomarkers to diagnose the difference between a healthy state and a disease state, . The company works in drug discovery, performing early validation testing and clinical trials for drugs, thendevelops and brings to market new diagnostic tests through commercial partnerships. Ascendant is also developing a proteomics-based diagnostic screening test for breast cancer using tear samples: MelodyDx