VEGFA and malignant colon neoplasm: Vascular endothelial growth factor is the best-characterised VEGF-A form the expression of which has been correlated, temporally and/or spatially, with the onset of angiogenesis in a variety of tumours including lung (Senger et al, 1986), breast (Krantz et al, 1999), ovarian (Shen et al, 2000) and colon cancer (Cascinu et al, 2000).