Prolonged exposure of colon cancer cells to the epidermal growth factor receptor inhibitor gefitinib (Iressa(TM)) and to the antiangiogenic agent ZD6474: Cytotoxic and biomolecular effects.

Prolonged exposure of colon cancer cells to the epidermal growth factor receptor inhibitor gefitinib (Iressa(TM)) and to the antiangiogenic agent ZD6474: Cytotoxic and biomolecular effects.