1Induced differentiation of ectomesenchymal stem cells to muscle cellsZHOU Ze-yuan, YU Shu-xiang, SHI Jun-nan, ZHANG Jian-ping, JIN Yan123-1262Influence of YunnanBaiyao on the stimulating effects of platelet-rich plasma on proliferation and differentiation of rabbits bone marrow stromal stem cellsSHE Rui, ZHANG Ming-zhu, SHUI Yan-qing, CHU Wen, LEI Ya-yan127-1303Effect of a fluoride varnish product on remineralization of bovine enamel by QLF method in vitroXING Xiang-hui, WANG Xiao-jing, Shigeru Watanabe131-1344Methylglyoxal induces gene expression profile changes in human periodontal ligament fibroblastsLIU Xue-wei, YANG Ke, ZHANG Jie, MU Hong, CUI Xiao-guang, SUN Juan135-1385Expression of COX-2 and iNOS in gingival tissues of patients with chronic periodontitisQI Hong-Yan, CHEN Li-Ya, ZHANG Zhi-rui139-1426Construcion of a three-dimensional finite element model of a cracked maxillary first molar by using solid modeling methodYIN Xiao, ZHANG Ya-Qing, HOU Lei, HAN Bing143-1467Effect of pH on bactericidal activity of sodium hypochlorite on Enterococcus faecalis within root canalLI Hui, LIU Yi, HUANG Hui147-1498Influence of different resin cements on the esthetic results of veneer restorations for tetracycline pigmentation toothPAN Qi, SUN Xiang, NIU Li-na, DENG Zai-xi, CHEN Ji-hua150-152,1629Effects of second generation LED and halogen light on the mechanical properties of three kinds of filling materialsWU Xiao-xia, ZHOU Wen-yan, LIU Jing-ming, WANG Jing153-15510Effect of film-forming materials on the fluoride releasing of fluoride varnishesWANG Jia-qiong, ZHAO Xin-yi, GU Lin-juan, LI Shi-bao, LI Zhi-hua156-15911Prevalence of apical periodontitis in an adult population of Hefei CityZHANG Fu-hua, SUN Ye-huan, ZHANG Jian-feng, HE Ai-min, ZHAO Bin, YAO Li-li160-16212Effects of Iononseal resin reinforced glass ionomer on restoration of wedge-shaped tooth defects: a clinical observationLI Ti, BAI Jian-wen, REN You-zhong, CUI Bo-yu, SONG Ji-wu163-164,18013Advances of research in periodontal development and regenerationJIANG Hong, JIANG Guang-shui165-16814Application of denature gradient gel electrophoresis to the study of oral microbiologyWU Ming-tao, XU Xiao, TANG Zi-sheng169-17315Correlation of chronic periodontitis and pretermSHI Fang-chuan, ZHONG Liang-jun174-17716Perspectives on continuing professional education in endodonticsKUANG Rong, YU Qing, NI Lang-xing, SUN Han-tang, Li Juan-juan178-180 