Agensys a biotechnology company, engages in the research and development of therapeutic human monoclonal antibodies and antibody drug conjugates for the treatment of cancer. It offers products to treat various tumors, as well as prostate, pancreatic, and bladder cancers. The company, formerly known as UroGenesys, was founded in 1997 and is based in Santa Monica, California. As of December 18, 2007, Agensys, Inc. operates as a subsidiary of Astellas Pharma US, Inc.