Objective:To investgate the function and mechanism of delivery system of bone morphogenetic protein(BMP) in accelerating the healing of mandibular fracture.

• 目的:本课题研究骨形成蛋白(Bone morphogenetic protein,BMP)/藻酸钙凝胶缓释系统对加速颌骨骨折愈合的作用和机理。