BOTHELL, Wash.--(BUSINESS WIRE)--Seattle Genetics, Inc. (Nasdaq: SGEN) today announced that data from its antibody-drug conjugate (ADC) programs, SGN-35 and SGN-75, were presented at the 2009 Annual Meeting of the American Association for Cancer Research (AACR) being held in Denver, CO. Preclinical data with SGN-35 further elucidate its mechanism of action and demonstrate its superior antitumor activity in lymphoma compared with non-targeted agents. In addition, data with SGN-75 indicate its therapeutic potential in multiple types of solid tumors.