目的筛选与小鼠牙胚发育相关的特异基因。
Objective Screening for special genes of matrix proteins of dentin and enamel of mouse dental germ.
目的建立人牙胚发育的体外器官培养模型。
Objective to establish an organ culture model of the developing of human tooth germs in vitro.
目的观察新生大鼠牙胚中细胞凋亡的发生。
Objective To observe apoptosis in tooth germs of the neonatal rats.
目的观察氟对牙胚细胞增殖及相关调控蛋白表达的影响。
Objective to investigate the effect of fluoride on human tooth-germ cell proliferation and expression of related regulators.
恒牙胚缺失的乳牙牙根吸收明显晚于恒牙胚存在的乳牙。
Root resorption of deciduous tooth without permanent tooth germ was significantly delayed than the deciduous tooth with permanent tooth germ.
目的：观察体外培养的鼠磨牙牙胚发育过程的组织学变化。
Objective: to study the histological characteristic change during the development of mouse molar tooth in vitro.
目的：将出生后牙胚细胞接种于肾被膜下探讨其成牙能力。
AIM: to investigate tooth-forming ability of tooth germ cells from postnatal rats by implanting into renal capsule.
结论：Shh及其受体Ptc在小鼠牙胚钟状晚期有表达。
Conclusion: Shh and its receptor are expressed during the late bell stage of mouse tooth germ.
发育中的骨小梁侵入牙囊接触到了牙胚导致釉质发育的障碍。
The developing bone trabeculae invaded the dental follicle and reached the molar tooth germs, provoking deformities in enamel surfaces. No root formation was observed.
结果：BSP、OPN在牙胚发育中的时空分布模式存在差异。
Result: BSP and OPN have different temporal and spatial distribution mode during mouse tooth germ development.
恒牙胚是引起乳牙生理性根吸收的重要因素，但却非唯一的因素。
The permanent tooth germ plays an important role in physiological root resorption of deciduous tooth, but not the alone factor.
结果：SHIP在破骨细胞、破牙细胞和恒牙胚釉质层表达阳性。
RESULTS:SHIP positive signals were observed in the osteoclasts, odentoclasts and enamel of permanent tooth germ.
结果：P 75ngfr在小鼠牙胚发育各期均有不同程度的表达。
RESULTS: P75NGFR was expressed at all stages of mouse tooth germ development with different degrees.
方法：选取正畸科医生要求拔除下颌阻生智齿牙胚的患者104例。
Methods: 104 orthodontics patients require extraction of mandibular impacted wisdom teeth were randomly divided into two groups.
在这一研究中，这些细胞来源于所谓的牙胚即动物出牙前发生的幼芽。
In this case the cells were taken from what is known as the tooth germ, the little bud that appears before an animal grows a tooth.
结果：在牙胚矿化过程中，不同时期、不同矿化层呈现不同的颜色变化。
Results: different mineralized layers in different period of development appeared different color variation in the dental germs.
方法：制备大鼠牙胚发育各阶段标本，进行TRAF6的免疫组化研究。
Methods: After specimen preparation of every stage of rat developing dental germs, immunohistochemical staining of TRAF6 was carried out.
摘要目的：探讨超声骨刀联合高速涡轮钻微创拔除下颌埋伏第三磨牙胚的应用。
Abstract : Objective: To discuss the clinical application of piezosurgery combined with contra-angle high speed turbines in the minimally invasive extraction of impacted mandibular wisdom teeth.
目的：克隆小鼠牙胚组织中釉基质丝氨酸蛋白酶(EMSP1)成熟肽编码区基因。
Objective: To clone cDNA of enamel matrix serine proteinase (EMSP1) encoding mature protein from mouse dental germs.
目的：建立小鼠牙胚发育的体外培养模型，初步研究过量氟对小鼠牙胚发育的影响。
Objective: to establish the model of the cultured tooth germ in vitro and examine the effect of fluoride on it.
目的：比较正畸治疗中拔除第二磨牙与拔除第一前磨牙后第三磨牙牙胚位置的不同改变。
Objective:To compare the changes in third molar position in patients treated with second molar and first premolar extractions.
结论：神经生长因子不仅参与牙齿神经支配的建立，而且调控细胞的增殖分化和牙胚的发育。
Conclusions: Nerve growth factor not only participates the establishment of the dental innervation, but also modulates the proliferation and differentiation of developing epithelial a...
摘要目的筛选小鼠帽状期(E14.5)和钟状早期(E18.5)磨牙牙胚的差异表达基因。
Abstract: Objective To study the different gene expressions of cap stage (E14.5) and early bell stage (E18.5) in murine molar.
目的：探讨犬乳恒牙替换过程中血管内皮生长因子（VEGF）在犬恒牙胚发育中的表达及意义。
Objective To study the expression and significance of Vascular Endothelial Growth Factor(VEGF) in the development of dogs permanent teeth germs.
前言： 目的：评价开窗减压术治疗青少年颌骨大型囊肿的疗效和对颌骨、牙和牙胚生长发育的影响。
Objective: To evaluate curative effect of fenestration and decompression on tremendous cyst and its impact to growth and development of jaw, tooth and dental germ.
目的：研究肿瘤坏死因子受体相关因子6 (TRAF6)在大鼠牙胚发育过程中的表达并探讨其意义。
Objective: to study the function of tumor necrosis factor receptor-associated factor 6 (TRAF6) in the development of rat dental germ.
方法：采用免疫组织化学方法和图像分析技术观察adam28在小鼠牙胚发育各期的表达分布及差异。
Methods: Immunohistochemistry and image analysis technique were used to observe the expressions of ADAM28 at mouse tooth germ development stages.
下面就破牙细胞及其相关信号通路、继承恒牙胚对乳牙根吸收的影响和继承恒牙胚缺失下的乳牙根吸收作一综述。
This review will introduce odontclast and its related signal cascades and the cor-relation of permanent successor with physiological root resorption of primary tooth.
上下颌第三磨牙牙胚绝大多数已形成且牙冠已钙化完成，其出现率为上颌84 0 % ，下颌85 2 % ；
Most of the third molar embryo had been formed and their tooth crowns had been calcified, the occurrence ratio was 84 0 % in maxilla and 85 2 % in mandible.
乳牙根充糊剂除需具有恒牙根充糊剂的特性外，还需具有充填后能与乳牙牙根同步吸收、对乳牙根尖周组织和恒牙牙胚无害等性质。
Root canal filling pastes for primary tooth have to meet more needs than paste for permanent tooth, such as being absorbed with root simultaneously and doing no harm to permanent tooth germ.
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