The fourth annual American Institute for Cancer Research (AICR) conference on diet, nutrition and cancer was held at the L'Enfant Plaza Hotel in Washington, D. C., September 2 3, 1993. In keeping with present concerns and in line with current trends, the theme was "Diet and Breast Cancer. " This proceedings volume is comprised of chapters from the platform presentations of the two day conference and abstracts from the poster session held at the end of the first day. Experimentally, there is sufficient evidence to support a relationship between dietary fat and the risk of breast cancer. A...