它还可诱导牙周膜细胞的增殖和分化。
Furthermore, it can also stimulate proliferation and differentiation of periodontal ligament cell.
考马斯亮蓝法测定人牙周膜细胞的总蛋白含量。
Then the total protein content was measured by using Coomassie brilliant blue staining.
牙周组织再生重建的关键是牙周膜细胞的增殖分化。
The key of periodontal tissue regeneration is the proliferation and differentiation of human periodontal ligament fibroblasts (HPDLFs) .
结论：由于增龄的影响，老年人牙周膜细胞生长增殖功能明显降低。
Conclusions: Under the influence of ageing, proliferation ability of elderly peoples periodontal ligament cells was significantly decreased and was significantly different from that of young peoples.
结果：补肾中药醇提活性成分对人牙周膜细胞增殖能力和ALP活性有增强作用。
Results: the active components extracted by alcohol strengthened the proliferation ability and ALP activity of cultured human periodontal ligament cells.
人牙周膜细胞在弹性膜上体外培养，采用体外培养细胞加载系统加载弹性牵张力。
Human periodontal ligament cells were cultured on the elastic bottom plate and stimulated by elastic stress using mechanical loading system for cultured cells in vitro.
目的：观察中间普氏菌和脆弱类杆菌的内毒素对人牙周膜细胞增殖和超微结构的影响。
AIM: to examine the effect of endotoxin of prevotella intermedia and bacteroides fragilis on proliferation and ultrastructure of periodontal ligament cells in vitro.
通过考马斯亮蓝法测定牙周膜细胞总蛋白含量，透射电子显微镜观察细胞超微结构的变化。
Commasie brilliant blue staining was used to study the total protein content and transmission electron microscopy was used to study the ultrastructure of PDLCs.
牙再植术的历史悠久，但是脱位牙根面部分牙周膜细胞活性丧失、牙根吸收，影响着牙再植术的成功率。
But the lose of the activity of periodontal ligament cells and root replantation has influenced the successful rate of tooth replantation for a long time.
方法：通过原代和传代培养，获得性状稳定的人牙周膜细胞，使用动态机械应变细胞加载仪对细胞进行1%、10%和20%动态牵张应变加载。
METHODS: Primary human periodontal ligament cells were obtained and passaged. Then the cells were stretched by dynamic mechanical strain unit with 1%, 10% and 20% strain at different time.
方法：采集健康的牙龈组织和牙周膜，体外培养牙龈成纤维细胞和牙周膜成纤维细胞。
Methods: Healthy human gingiva and periodontal ligament were acquired from patients, then gingival fibroblasts and periodontal cells were cultured in vitro.
目的：建立免疫磁珠法体外分离纯化人牙周膜干细胞的方法。
Objective: To isolate and identify the periodontal ligament stem cells from human molars.
目的：观察模拟咬合压力对人牙周膜成纤维细胞环氧化酶2 (COX 2)基因表达的影响。
Objective: To investigate the influence of simulated occlusion pressure on the cyclooxygenase-2 (COX-2) gene expression in human periodontal ligament fibroblasts (HPLFs).
结论：SP - PLGA纳米微球通过持续释放活性SP，可在较长时间内促进牙周膜成纤维细胞的增殖。
Conclusion: It suggested SP-PLGA can promote the proliferation of human periodontal ligament fibroblasts through a long period of controlled release of SP.
结果：咬合力增强引起牙周膜增宽、牙槽骨新骨形成。 牙周细胞中IL-6表达较正常咬合力时明显增强。
Results: Under the increased bite force, periodontal ligament width was enlarged and new bone was formed in alveolar the expression of IL-6 increased apparently in periodontal cells.
目的：探讨牙周膜成纤维细胞与可吸收引导组织再生膜生物相容性，为牙周组织工程中支架材料选择提供依据。
Objective: To evaluate the biocompatibility on guided tissue regeneration membranes combined with cultured human periodontal ligament fibroblasts (PDLFs) in periodontal tissue engineering.
结果：加载模拟咬合压力的人牙周膜成纤维细胞COX 2表达水平明显高于对照组，而且在一定范围内表达水平与加压力值成剂量依赖关系；
Res ults: COX-2 expression level in HPLFs loaded with intermittent simulated occlusion pressure was significantly higher than that in the controls in a magnitude-dependent manner.
本研究中，我们尝试利用自体牙周膜干细胞治疗小猪牙周病模型上的牙周缺损。
In this study, we explored the potential of using autologous periodontal ligament stem cells (PDLSCs) to treat periodontal defects in a porcine model of periodontitis.
拔除小型猪的牙齿取自体的牙周膜干细胞，体外培养扩增。
Autologous PDLSCs were obtained from extracted teeth of the miniature pigs and then expanded ex vivo to enrich PDLSC Numbers.
拔除小型猪的牙齿取自体的牙周膜干细胞，体外培养扩增。
Autologous PDLSCs were obtained from extracted teeth of the miniature pigs and then expanded ex vivo to enrich PDLSC Numbers.
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