Mutans to salivary pellicles. This antigen has been regarded as an effective immunogen to prevent dental caries in many studies.

目前認(rèn)為免疫學(xué)防治是控制齲病的有效手段之一，而PAc作為一種良好的免疫原可以控制齲病的發(fā)生中文字幕黄色网站。

Objective To compare masticatory efficacy between children with and without caries, and to explore the impact of dental canes on children' a masticatory efficacy and body growth.

目的 比較患齲兒童與無齲兒童咀嚼效能之間的差異和齲病充填治療前后咀嚼效能的變化99视频有精彩视频，探討齲齒對(duì)兒童咀嚼效能及生長發(fā)育的影響欧美一区精品视频孕妇。

objective to evaluate the prevalence of dental caries for children living in nonferrous metal industrial areas and non-industrial areas in gansu province and to provide evidence for oral health promotion.

目的 了解甘肅省某有色金屬工業(yè)區(qū)兒童齲患狀況日本国产品爽爽美女二级视频，探討環(huán)境對(duì)兒童患齲的影響，為開展牙病防治工作提供依據(jù)黄片一级无码在线嘿嘿。

There is some correlation between the infant nursing bottle caries and the feeding patterns, oral health behavior, parents' oral health information.

嬰幼兒喂養(yǎng)方式四房播色综合久久综合网、口腔衛(wèi)生行為及父母的口腔衛(wèi)生知識(shí)與奶瓶齲的發(fā)生有一定的相關(guān)性。

METHODS: Three hundred infants aged 6, 7, 12, 18 months in April 2009 in Bai Guan Street Community Hospital Shangyu City were enrolled in this study, nursing bottle caries were examined and recorded.

選擇上虞市百官街道社區(qū)衛(wèi)生院2009年4月份接受預(yù)防接種的6、9日韩一级欧美一级作爱、12、18個(gè)月的嬰幼兒共300名欧美操逼日本a操逼，進(jìn)行奶瓶齲檢查。

The occurrence rate of infant nursing bottle caries was significantly lower in the infants with oral health behavior than those without oral health behavior.

結(jié)果：母乳喂養(yǎng)和人工喂養(yǎng)與奶瓶齲的發(fā)生無明顯關(guān)系免费看日本黄色视频，含奶瓶或乳頭睡覺習(xí)慣與奶瓶齲的發(fā)生有明顯關(guān)系国产永久免费看高清视频。

Objective To determine the activities of matrix metalloproteinase-2 and -9 in odontoblast of healthy and carious teeth and explore the roles of MMP-2 and MMP-9 in pathogenic mechanism of dental caries.

目的 比較健康牙齒和齲齒成牙本質(zhì)細(xì)胞中基質(zhì)金屬蛋白酶－2MMP-2）和基質(zhì)金屬蛋白酶－9(MMP-9）的活性，以探討MMP-2和MMP-9在齲病發(fā)病機(jī)制中的作用亚洲综合乱伦。

Combination of forced eruption and periodontal osteoplasty surgery could be used to save subgingival fracture teeth, and subgingival caries.

而強(qiáng)逼萌出術(shù)常合并齒槽骨整形手術(shù)，臨床上常被應(yīng)用及處理牙齒牙齦下斷裂或牙齦下齲齒等3p性A片免费。

Objective To study the prevalence of permanent tooth caries among children aged 12~18 in rural area in Henan, and to provide basis for dental diseases prevention in rural area.

目的 了解河南農(nóng)村12~18歲人群恒牙齲病患病現(xiàn)狀，為開展農(nóng)村牙病防治工作提供依據(jù)www.luanlunshipin。

OBJECTIVE: To evaluate the physiochemical characteristics of resin restorative material and its clinical application in repairing dental caries.

目的：評(píng)價(jià)齲齒樹脂修復(fù)充填材料的理化性能及其臨床應(yīng)用。