Washington, D.C. - AACR 101st Annual Meeting 2010: Ann F. Chambers, Ph.D. speaks at the Plenary session at the American Association for Cancer Research Annual Meeting here today, Wednesday, April 21, 2010. More than 17,000 physicians, researchers, healthcare professionals, cancer survivors and patient advocates from 60 countries are attending the meeting which is being held at the Walter E Washington Convention Center. The meeting covers the breadth of cancer science from basic through clinical and epidemiological research. Date: Wednesday, April 21, 2010 Photo by © AACR/Todd Buchanan 2010 Technical Questions: email@example.com; Phone: 612-226-5154. Keywords: Session: 714.