Mark Ptashne

Acceleron Pharma, Inc. is a biopharmaceutical company, which engages in the discovery, development and commercialization of therapeutics to treat serious and rare diseases. Its product candidates include Luspatercept, designed to patients with chronic anemia associated within a wide range of blood diseases; ACE-083, designed for the treatment of focal muscle disorders; and Sotatercept, designed to treat pulmonary arterial hypertension. The company was founded by John L. Knopf and Thomas P. Maniatis on June 13, 2003 and is headquartered in Rahway, NJ.