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.

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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.

youdao