胎兔骨髓基质细胞与聚β羟基丁酯(PHB)复合物修复骨缺损的实验研究
骨髓基质细胞,,骨髓基质细胞;聚β羟基丁酯;骨代用品;生物医学工程,1材料和方法,2结果,3讨论,【参考文献】
Experimental study of BMSCPHB complex in reconstructing bone defectLIU LiPing1,GAO ZhuoPing1,WU JingHua2,FAN MengYun1,AI YuFeng2,PENG Pai2
1Department of Otorhinolaryngology,Xian Fourth Municipal Hospital,Xian 710004,China,2Department of Plastic Surgery,Xijing Hospital,Fourth Military Medical University,Xian 710033,China
【Abstract】 AIM: To study the bone formation of BMSCPHB (bone marrow stromal cellspolyβhydroxybytyrate) complex in rabbit and to screen out the best possible human tissueengineered bone.METHODS: BMSC was first cultured on the PHB material surface to form the BMSCPHB complex and then the complex was implanted into rabbit mandibular bone.PHB materials without BMSC were implanted as control.The bone formation was studied respectively after 4 weeks and 8 weeks by HE staining,electron microscopy and Xray.RESULTS: Bone formation was found on the surface of PHB after 4 weeks,while no bone formation was found in the control group.CONCLUSION: BMSCPHB complex is an ideal tissueengineered bone to reconstruct bone defect. ......
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