Inhibition of the Biologic Response to Insulin-like Growth Factor I in MCF-7 Breast Cancer Cells by a New Monoclonal Antibody to the Insulin-like Growth Factor-I Receptor. The Importance of Receptor Down-regulation - Jackson-Booth, P -G; Terry, C; Lackey, B; Lopaczynska, M; Nissley, P (Hormone and Metabolic Research, 2003)