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.

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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).

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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).

youdao