结果表明，甲硝唑糊剂可以作为一种根管充填剂使用。
The result showed that metronidazole paste was effective in treating infected root canals, and ineffective in treating chronic apical periodontitis.
目的探讨活性玻璃陶瓷（BGC）为主要成分配制成根管充填剂治疗慢性根尖周炎的疗效。
Objective To investigate the effects of the paste of the bioactive glass ceramics(BGC paste)on treating chronic periapical periodontitis.
本实验显示新型根管充填剂复方牡蛎粉无细胞毒性、无基因毒性、无皮肤致敏性以及局部刺激性，具有良好的生物相容性。
The new root canal filling material showed no detected cytotoxic, genotoxic effect, potential of skin sensitization and topical irritation and has good biocompatibility.
本实验显示新型根管充填剂复方牡蛎粉无细胞毒性、无基因毒性、无皮肤致敏性以及局部刺激性，具有良好的生物相容性。
The new root canal filling material showed no detected cytotoxic, genotoxic effect, potential of skin sensitization and topical irritation and has good biocompatibility.
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