Invitrogen Corp.

Raymond V. Dittamore has served as a Director of the Company since December 2002. Mr. Dittamore is a retired audit partner of Ernst & Young LLP, an international accounting firm. Mr. Dittamore retired in 2001 after 35 years of service with that firm, including 14 years as the managing partner of the firms San Diego office. Mr. Dittamore is also a director of Invitrogen Corporation, Gen-Probe Incorporated, and Digirad Corporation. Mr. Dittamore received a B.S. degree from San Diego State University.

Director since February 2005. Dr. Reynolds is the former President of the University of Alabama at Birmingham. She retired as Director, Center for Community Outreach and Development, The University of Alabama at Birmingham in 2003. Prior to joining The University of Alabama at Birmingham as President in 1997, Dr. Reynolds served as Chancellor of the City University of New York, where she was responsible for the 21 colleges and professional schools that comprised that system. Prior to that, Dr. Reynolds was the Chancellor of the California State University system, chief academic officer of Ohio State University and associate vice chancellor for research and dean of the graduate college of the University of Illinois Medical Center. Earlier in her career, she held appointments as professor of anatomy, research professor of obstetrics and gynecology, and acting associate dean for academic affairs at the University of Illinois College of Medicine. A native of Kansas, Dr. Reynolds holds a M.S. and a Ph.D. in zoology from the University of Iowa, as well as a B.S. in biology from Emporia State University, Kansas. She was a National Science Foundation Predoctoral Fellow and an honorary Woodrow Wilson Fellow. Dr. Reynolds is a director of Abbott Laboratories, Humana Inc., Owens Corning and the Champaign-Urbana News Gazette.