CONCLUSION: the cytotoxic effect of 4 kinds of dental restorative materials on pulp cell was relatively low in vitro, which indicated that all the materials has good biocompatibility.
结论：4种牙体修复材料均对牙髓细胞的生长无不良影响，具有良好的生物相容性。
Ideal bone-repair materials should be of good biocompatibility and high bioactivity. Besides, their mechanical properties should be equivalent to or better than those of natural bone.
理想的骨修复材料，应当具有良好的生物相容性和高的生物活性，其力学性能与天然骨相当或稍优于天然骨。
The results showed that the RGD macromolecule biomaterial possesses good biocompatibility and is one kind of ideal materials for peripheral nerve regeneration.
研究结果显示，RGD高分子材料导管具有良好的生物相容性，是一种理想的周围神经修复材料。
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