Conclusion: Changes of occlusal force can facilitate the PDLF apoptosis and promote PDLF proliferation, contributing to the remodeling of periodontal ligament.

• 结论：咬合力改变可能通过加速牙周膜成纤维细胞的凋亡，促进细胞增殖，从而共同完成牙周膜的改建。