Background
Cranio-maxillo-facial bone defect is common in daily life and still remains clinical problem for orthopaedic surgeons. Tissue engineered bone has been advancing rapidly in recent years and has become a research focus in the treatment of bone defect. Bone Morphogenetic Proteins (BMPs) play a critical role in the differentiation of osteoprogenitor cells and the bone formation process. Vascular Endothelial Growth Factor (VEGF) is a special mitogen in vascular endothelial cell,accelerating the gr...