1The research of microtensile bond strength between two different fiber posts with different adhesive systemHAN Yan-fengBASICAL TESEARCH257-2592Study on the effect of different flushing fluids on the morphology and cyclic fatigue resistance of machine Nickel-Titanium filesXU Yan-bin, LI Chun-nian, LIU Bing, CHEN Rui-xue, HUANG Xiang-heBASICAL TESEARCH260-2643The effects of different irrigating solutions to root canal microorganism on chronic periapical periodontitisXIANG Shan-shan, WANG Li-li, LIU YiCARIOLOGY AND ENDODONTOLOGY265-2704Clinical evaluation between apical patency and postoperative pain in root canal treatment of elderly patientsHE Jie, GUO Jia-ping, DONG Qing-shanCARIOLOGY AND ENDODONTOLOGY271-2745PELP1 mediate the osteogenic differentiation of human periodontal ligament stem cells by affect Ras-Raf-MEK-ERK pathwaySUN Qiong, YAN Yan, LIU YanPERIODONTAL RESEARCH275-2786The auxiliary role of blasting in the treatment of severe chronic periodontitis in the elderlyDING Ao, ZHANG Zhi-hongPERIODONTAL RESEARCH279-2837Effect of common antithrombotic drugs in stomatology on bleeding risk after tooth extraction surgeryZHENG Ling, WANG Fang-fang, WANG Yu-ting, WANG Jiu-ping, LAI Sui-ping, ZHAO YingORAL AND MAXILLARY SUTGERY284-2898Professional maintenance of dental implantsSHI Quan, LIU Hong-chenORAL HEALTH CARE292-2979The clinical application and development of pterygomaxillary implantsWU Jin, LI Ming, TANG Chun-boLEVIEW298-30310dvances in the application of low-temperature plasma in stomatologyLU Zheng-kuan, QIN Shuang, LIU HongLEVIEW304-307,31811Research progress of tumor necrosis factor-α in chronic periodontitisLIU Chen, BI Liang-jiaLEVIEW308-31312Preparation and application of gelatin microspheres in stomatologyWANG De-fei, QIN Shuang, LIU HongLEVIEW314-318