<prompt> All of the following factor stimulate angiogenesis in a fetus Except:Vascular Endothelial Growth Factor VEGFBasic Fibroblast Growth Factor bFGFInterleukin - 8 IL8Interferon Alpha INFa  <response>: D i.e. Interferon Alpha INFa Ocular Angiogenesis by Tombran - Tink and Barnstable 2006297; Lasers in Ophthalmology 2003 2251 Interferon alpha is an anti- angiogenic agent that suppresses angiogenesis. Interferon alpha is an anti- angiogenic agent. Interferon alpha 2a causes dramatic involution of hemangiomas and inhibits iris neovascularization in models of ischemic retinopathy. 