8Goto F, Goto K. Syneerstic effects of vascular endothelial factor and basic fibroblast growth factor on the proliferation and cord formation of bovine capillary endothelial cell with collagengel [J]. Lab Invest, 1993, 69:508.
9Houck KA, Ferrara N, et al. The vascular endothelial growth factor family: identification of a fourth molecular species and characterization of alternative splicing of RNA [J]. Mol Erdocrial,1991, 5:1806.
10Rifkin PB, Moscatellid, et al. Recent developments in the cell biology of basic fibroblast growth factor [J].J cell Blol,1989,109:1.