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。
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。
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。
Objective to observe the arrangement of fetus tooth germ in jaw and the regular pattern of development course of the length of dental arch.
目的观察胎儿期牙胚在颌骨内的排列情况及牙弓长度的发育进展规律。
Objective To explore the essential conditions of the normal tooth germ cells culture in order to use these cultured cells as the seeding cell in the tissue-engineering of tooth .
目的摸索正常胎鼠牙胚细胞离体培养所需条件,为进一步将其作为牙组织工程种子细胞奠定基础。
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。
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。
Objective:To investigate spatiotemporal expression of ADAM28 in mouse tooth germ development.
目的:研究ADAM28在小鼠牙胚发育中的时空分布。
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。
Conclusion: Bone remodel around the permanent tooth germ resulted from primary tooth orthodontic movement.
结论:狗乳牙正畸移动后恒牙胚牙周组织发生骨改建。
Root resorption of deciduous tooth without permanent tooth germ was significantly delayed than the deciduous tooth with permanent tooth germ.