Objective: To study the effects of orthodontic force on MEK in rat pulpal tissue.
目的：探讨矫治力对大鼠牙髓组织中MEK的影响。
Objective: To study the stability of micro implant anchorage under orthodontic force.
目的：研究微型纯钛种植体承受正畸力后的稳定性。
But for the gently periodontal disease which have no treatment can "t be moved with the normal orthodontic force."
而未经治疗的轻度牙周炎不能进行正常力值下的牙齿移动。
Conclusion: Interface of implant and bone have good osseointegration. It can provided sufficient anchorage for orthodontic force.
结论：种植体一骨界面能达到骨性结合，受到正畸力系作用下，能够提供足够的支抗。
The omega curve prolongs the length of the arch thread, which enables the arch thread to generate a softer orthodontic force and fewer side effects.
欧米伽曲的存在延长了弓丝的长度，使得弓丝产生的矫治力更柔和，副作用更少。
Conclusion different tension stress patterns take different effects on the secretion of MMP-9. It may play a very important role in choosing the best orthodontic force in clinic.
结论不同张应力可引起MMP - 9含量发生明显的变化，对临床上选择最适矫治力可能起到重要的作用。
Immunohistochemistry and histomorphometric analysis was performed to measure the expression of IL-6 and the loss of alveolar bone at0,1,3, 5,7, and 10 days after the application of orthodontic force.
运用免疫组织化学及组织形态分析法观测各组大鼠上颌第一磨牙加力或去除炎症刺激物后0，1，3，5，7，10天的IL-6表达量及牙槽骨吸收量。
Immunohistochemistry and histomorphometric analysis was performed to measure the expression of IL-6 and the loss of alveolar bone at0,1,3, 5,7, and 10 days after the application of orthodontic force.
运用免疫组织化学及组织形态分析法观测各组大鼠上颌第一磨牙加力或去除炎症刺激物后0，1，3，5，7，10天的IL-6表达量及牙槽骨吸收量。
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