Dr. Keyt has served as our Chief Scientific Officer since August 2012 and previously served as a consultant beginning in August 2010. Prior to joining us, Dr. Keyt served as Chief Technology Officer at Trellis Bioscience, an antibody discovery company, from August 2007 to February 2010. Earlier in his career, he served as Head of Research between 2005 and 2006 at Abmaxis, a biotechnology company, which was acquired by Merck. He was the Vice President of Preclinical Development at Abgenix, a biotechnology company, from 2001 through the acquisition of Abgenix by Amgen in 2005. Dr. Keyt was the Director of Pharmacology at Millennium Pharmaceuticals from 1998 to 2001. From 1982 to 1998, he served in research and development roles at Roche/Genentech as a Scientist and Senior Scientist, where he made significant contributions to the discovery and development of Avastin, Lucentis, Activase tPA, TNKase-tPA and Kogenate. Dr. Keyt received a B.A. in Chemistry from Washington University in St. Louis and a Ph.D. in Biochemistry from Tufts University School of Medicine.