Dr. Alexander J. Denner

Alexander J. Denner, Ph.D., serves as Managing Director of entities affiliated with Carl C. Icahn, including Icahn Partners LP, Icahn partners Master Fund LP, Icahn Partners Master Fund II LP and Icahn Partners Master Fund III LP (together with Mr. Icahn and certain of his other affiliates, the “Icahn Group”). Icahn Partners Master Fund LP, Icahn Partners Master Fund II LP and Icahn Partners Master Fund III LP are private investment funds. Dr. Denner has served in this position since August 2006. From April 2005 to May 2006 Dr. Denner served as a portfolio manager specializing in healthcare investments for Viking Global Investors. Previously Dr. Denner served in a variety of roles at Morgan Stanley, beginning in 1996, including as portfolio manager of healthcare & biotechnology mutual funds. Dr. Denner was the chairman of the Executive Committee of ImClone Systems Incorporated, a publicly traded biopharmaceutical company and a director from April 2006 until ImClone was purchased in December 2008. In addition Dr. Denner served as a director of Adventrx Pharmaceuticals Inc., a publicly traded biopharmaceutical company since October 2006. Dr. Denner received his S.B. degree from the Massachusetts Institute of Technology and his M.S., M.Phil., and Ph.D degrees from Yale University.