- Vascular endothelial genes that are responsive to tumor necrosis factor-alpha in vitro are expressed in atherosclerotic lesions, including inhibitor of apoptosis protein-1, stannin, and two novel genes. Horrevoets, A.J., Fontijn, R.D., van Zonneveld, A.J., de Vries, C.J., ten Cate, J.W., Pannekoek, H. Blood (1999)