Conclusion: Shh and its receptor are expressed during the late bell stage of mouse tooth germ.
结论：Shh及其受体Ptc在小鼠牙胚钟状晚期有表达。
RESULTS: P75NGFR was expressed at all stages of mouse tooth germ development with different degrees.
结果：P 75ngfr在小鼠牙胚发育各期均有不同程度的表达。
Result: BSP and OPN have different temporal and spatial distribution mode during mouse tooth germ development.
结果：BSP、OPN在牙胚发育中的时空分布模式存在差异。
Objective: to establish the model of the cultured tooth germ in vitro and examine the effect of fluoride on it.
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。
RESULTS:SHIP positive signals were observed in the osteoclasts, odentoclasts and enamel of permanent tooth germ.
结果：SHIP在破骨细胞、破牙细胞和恒牙胚釉质层表达阳性。
AIM: to investigate tooth-forming ability of tooth germ cells from postnatal rats by implanting into renal capsule.
目的：将出生后牙胚细胞接种于肾被膜下探讨其成牙能力。
The permanent tooth germ plays an important role in physiological root resorption of deciduous tooth, but not the alone factor.
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。
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.
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。
Root resorption of deciduous tooth without permanent tooth germ was significantly delayed than the deciduous tooth with permanent tooth germ.
恒牙胚缺失的乳牙牙根吸收明显晚于恒牙胚存在的乳牙。
Methods: Immunohistochemistry and image analysis technique were used to observe the expressions of ADAM28 at mouse tooth germ development stages.
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。
A lot of research work have been done to the molecular biological mechanism about mouse's tooth development, but there is no report on human tooth germ.
对小白鼠牙齿发育的分子生物学机制已经进行了大量的基础性研究工作，但是对人类牙齿发育的分子生物学机制目前还未有报道。
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.
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。
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.
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 investigate the effect of fluoride on human tooth-germ cell proliferation and expression of related regulators.
目的观察氟对牙胚细胞增殖及相关调控蛋白表达的影响。
The quality is fit for the state standard (GB8372 87)and its function of germ resistance is similar to that of other kinds of tooth pastes.
其质量符合国家标准（ GB837287）的要求，并且在抗菌功能上可与其它同类产品相媲美。
The quality is fit for the state standard (GB8372 87)and its function of germ resistance is similar to that of other kinds of tooth pastes.
其质量符合国家标准（ GB837287）的要求，并且在抗菌功能上可与其它同类产品相媲美。
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