
Of the thousands of drug studies presented at the recent meeting of the American Association for Cancer Research (AACR) in Washington, D.C., two took center stage as "genuine breakthroughs in colon cancer treatment and prevention." First, international scientists cited the biologic panitumumab (Amgen) for extending progression-free survival in advanced cancer patients. Then they hailed new research on celecoxib's (Celebrex, Pfizer) potential to prevent colon cancer-despite concern about heart-related side effects.