1 Table of Contents: “... and genotypic characteristics of tumor vessels and genetic evidence that tumours are angiogenesis-dependent...”

2 “... and angiogenesis. Under physiological conditions, angiogenesis is dependent on the balance of positive and negative...”

3 “... growth is angiogenesis-dependent. Folkman introduced the concept that tumors probably secrete diffusible...”

4 “... into thymus-dependent and thymus-independent components has been demonstrated in different animal species...”