* Corresponding authors

^a Department of Prosthodontics, Tianjin Medical University School and Hospital of Stomatology, Tianjin, China
E-mail: suilei@tmu.edu.cn, lichangyi@tmu.edu.cn

^b Department of Cell Biology, 2011 Collaborative Innovation Center of Tianjin for Medical Epigenetics, Tianjin Key Laboratory of Medical Epigenetics, Tianjin Medical University, Tianjin, China
E-mail: wuxudong@tmu.edu.cn

^c International Education College, Tianjin University of Traditional Chinese Medicine, Tianjin, China