国际口腔医学杂志 ›› 2021, Vol. 48 ›› Issue (1): 64-70.doi: 10.7518/gjkq.2021005
摘要:
继自体骨移植和异种骨移植后,组织工程骨成为修复颌面骨缺损的新手段。成骨微环境是调动生物材料发挥再生功能的关键,微环境pH通过人工骨表面蛋白吸附、成骨相关细胞迁移、黏附、增殖、分化、骨基质分泌成熟、生物矿化,以及骨缺损区炎症反应、血管重建等修复过程影响组织工程骨再生。利用碱性材料中和缺损区酸性物质,纠正低血流灌注和局部缺氧形成的酸性微环境,创造适合细胞生存和修复的系统网络,可有效提高缺损区骨再生水平,是组织工程学研究的新方向。本文就微环境酸碱度在组织工程骨再生中的作用进行综述,旨在为人工骨材料研发与转化提供参考。
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