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为了改善植入材料与组织界面的生物反应性,本实验采用溶胶-凝胶及有机硅烷自组装膜技术对纯钛表面改性,固定促成骨细胞粘附生长的活性肽序列GYRGDS,观察改性后的材料表面微形貌、元素组成、润湿性等理化特性.结果表明粘附肽成功接枝到亲水性材料表面并在细胞培养早期发挥显著的促成骨细胞粘附功能,改善了钛与组织细胞的生物反应性.

参考文献

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