1Investigation of the effect of FGF18 on DSPP expression of MDPC-23 by RNA interferenceJIANG Yong, XIAO Ming-zhen, YANG Fan, HE Wen-xi, Fan Xiao-min243-2452Association of periodontitis and hyperlipoidemia by animal model experimentDU Qiang, WANG Qin-tao, ZHU Hao, SHEN Xin-hua246-2493Establishment of an in vitro root canal model for evaluating bacterial endodontic leakageWANG Dong-mei, SHEN Song, GAO Xue-jun250-2534Comparison of the antibacterial activity on oral pathogens among three types of nano-silver base inorganic antibacterial agentsZHANG Lin-qi, GAO Bo, YANG Ju-cai, DU Yan, ZHOU Bing254-2565Three-dimensional finite element analysis of initial stress around screw implantZHAO Feng, GAO Bo, LIU Zhen-xia257-2606Analysis of stress in adhesive layer induced by polymerization shrinkage of composite resin using 3D finite element modelFENG Chun-zheng, ZHAO Shou-liang, LIN Wei, HANG Yan-qiang261-2637Biocompatibility of strontium containing calcium phosphate cementLI Feng, ZHAO Xin-yi, WU Jun-zheng, LI Yan264-2688The stress analysis on filling and full crown restoration of the structure defect of the first mandibular molarTIAN Li-li, LI Lin-min, XIE Qiu-fei, MAI Huan-chao269-2739The effect of thickness on the color of porcelain with the new type zirconia baseZHANG Xiang, WANG Yan, LI Jiang, HE Hui-ming, WANG Zhong-yi274-27610The vertical changes of face in the treatment of class Ⅰ malocclusion with the first molar lostGENG Chun-yan, DUAN Yin-zhong, LI-Nan, HE Yu-hong, WU Jun-Jie277-28111A comparative study of marginal microleakage by using six different cements in casting inlaySONG Rong, WANG guan, LI Ying, ZHANG Shuang, LI Tian-xia282-28412Study of the effect of Chinese nutgall water extract on experimental root caries reminieraliztationYao Nai-hui, TANG Rong-yin285-28713Analysis of 156 primary schoolchild′s caries and debris during mixed dentitionLI Feng-hua, LIU Hong, QUE Guo-ying, TANG Zhan-gui, MI Da-li288-29014Progress in formation of dentin-pulp complex PartⅣ:Strategies for clinical application of the progress in formation of dentin-pulp complex295-29715Application of high performance liquid chromatography in stomatology298-300 