1Immunologic research of dental caries(continued)A review of caries research in last centuryYUE Song-ling61-64,1142Effects of PHEX antibodies on the development of mouse tooth germLV Hong-bing, WU Gan-cha, YAN Fu-hua, ZHAO Xin65-68,723Comparison of four decalcified methods and its influence to the antigenicity of type I collagenin of tooth by immunohistochemical stainingCHEN Hong-wei, LIU Ying-qun, ZHANG Mei-xi69-724Root canal morphology of mandibular incisors and mandibular first premolars in vitroXU Qiong, XIAO Xiao-fen, ZHOU Yan-fu, CHEN Mu, LING Jun-qi73-765Effect of missing molars on spatial learning and memory in miceSU Shao-chen, QI Tao, DING Yan-ping, ZHANG Jing, ZHAO Shan-yan, WANG Jian-lin, ZHAO Wang-hong77-80,936Effect of hypoxia on the proliferation and alkaline phosphotase activity of cultured human periodontal ligament fibroblastsZHANG Hai-yuan, LIU Lu-chuan, LIU Fu-yu, ZHANG Li, KONG Yao, ZHOU Xia81-83,877Detection of archaea in root canal of primary and secondary endodontic infections by RT-PCRJIANG Yun-tao, XIA Wen-wei, LIANG Jing-ping, YAN Pei-fang, MA Shan-fen84-878Study on fluoride release from two different types of Fluoride-containing pit and fissure sealants in vitroLIU Qiao, LIN Ju-hong, WANG Jin-hua88-909Effect of grapefruit seed extract as gargle on dental plaque accumulation:a Clinical trialLIN Yu, ZHONG Sheng, ZHENG Bi-Qiong, HUANG XIAO-jing91-9310Experimental study of adhesive strength between fibre posts and composite resin cores after surface treatment94-9711Clinical study of mineral trioxide aggregate(MTA) for retrograde root fillingYU Cheng-jun, SU Ling-yun, YU Qing, WANG Han-guo98-10012Clinical observation about vitapex used in conservative treatment of vital pulpZHANG Yi, ZHANG Lei, FENG Jie101-10213Application of ginkgo biloba leaf extracts in oral diseasesZHOU Chen-chen, DU Wei, LI Ji-yao106-10914Research advance on the mechanism of enamel matrix proteins in promoting periodontal regenerationHU Jing-chao, SU Rong110-11415Advance of GuttaFlow filling system for root canalsLI Yan, Zhao Jin115-11716Application of shoulder shaping evaluation system in training of tooth preparationLI Jiang, CHEN Ji-hua, ZHANG Yu-mei, HOU Xiao-chong118-120 