Acceleron Pharma Inc., a clinical stage biopharmaceutical company, focuses on the discovery, development, and commercialization of protein therapeutics for cancer and rare diseases. It is developing sotatercept to treat patients with chronic kidney disease, including mineral-bone disorder, vascular calcification, and anemia; and luspatercept to treat anemia and associated complications in patients with myelodysplastic syndromes and beta-thalassem... XLRN Profile