探讨掺锶对羟磷灰石细胞毒性的影响.合成含锶量分别为1%、5%、10%、100%的锶磷灰石陶瓷,应用MTT法及流式细胞仪法评价其细胞毒性,以纯羟磷灰石和空白培养液作对照.各实验组细胞毒性评级均为0级或1级,无明显细胞毒性,但随着掺锶量的增加细胞毒性有增大趋势;流式细胞仪法证实,锶羟磷灰石无显著细胞毒性.锶磷灰石没有明显细胞毒性,掺锶对羟磷灰石细胞毒性影响较小,锶磷灰石可能具有良好的生物相容性.
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