This work was supported by a grant from the National Natural Science Foundation of China (No. 30470528).Acknowledgments: We thank Prof. ZHANG Shao-zhang and Prof. LU Fan (senior laboratorian) in the Fourth Military Medical University, China for their technical instructions and Prof. PU Qin for providing the rhBMP-2.
Background Bone morphogenetic protein (BMP) is a member of the superfamily of transforming growth factor-13. Recent studies show that it is an indispensable factor in hematopoiesis. To better characterize the effect...