C Sixty

C Sixty Inc. is a nanomedicine company focused on developing fullerene-based biopharmaceutical products. The company develops fullerene antioxidants for the treatment of central nervous system (CNS) neurodegenerative diseases, stroke, cardiovascular diseases, and other acute and chronic conditions related to oxidative damage. C Sixty was founded in 1999 and is headquartered in Houston, Texas. C Sixty Inc. is a subsidiary of Arrowhead Research Corp.