牙形成

Apoptosis of HERS cells may be the signal of cementum development, and some HERS cells may be directly participate in the progress.

HERS细胞的凋亡可能会为成牙骨质细胞分化提供信号，部分HERS细胞可能参与牙骨质的形成。

Objective:To determine the role of 1α,252D in dentin formation and predentin mineralization of mice.

目的：探讨1，25二羟维生素D在小鼠牙本质形成和前期牙本质矿化的作用？

Objective To investigate the function of human dentin phosphoproteinon dentine mineralization in vivo.

目的 观察人牙本质磷蛋白（dentin phosphoprotein，DPP）对修复性牙本质形成的诱导作用，进一步研究DPP的功能。

Objective To study the effects of environmental and genetic factors on dental crowding, and to further study on the influencing factors on permanent dentition.

目的 通过双生子研究遗传和环境因素对恒牙列拥挤形成所起的作用，以进一步研究恒牙列拥挤的影响因素。

The BLB implant system is suitable for the defect of denture or the edentulous jaw in the clinics.

BLB种植体植入后骨整合形成良好，适合于常见的牙列缺损及牙列缺失的种植修复，是一种较理想的种植体。

The labial frenum is a fold of mucous membrane which contains no muscle and has no action of its own. Its attachment on the labial side of the ridge is often low, depending on the degree of resorption of the ridge. The labial flange of the denture must possess a corresponding notch to allow the frenum to pass through.

唇系带是不含肌纤维，无自主运动的粘膜皱襞，其附着于唇侧牙槽嵴的位置较低，取决于牙槽嵴的吸收程度，义齿唇侧翼缘必须形成相应的切迹，以使系带通过。

So not only can the clearance food remnant, the tooth noodles germ spot and dental calculus filth, prevent°from the formation and deposition of tooth stone calculus, and can also rise to massage a gum, promote blood circulation, strengthen a tooth to organize for week of the function of anti-disease ability.

这样不仅可清除食物残渣、牙面菌斑、牙垢污物，防止牙结石的形成和沉积，而且还能起到按摩牙龈，促进血液循环，增强牙周组织的抗病能力的作用。

When tooth week the bag bag form after, alter to make piling up of food remnant, the tooth germ spot and tooth stone calculus etc., this kind of lately piles up the further breakage deeper tooth week film again, the result of thus continuous vicious cycle, eventually go to a tooth to support to organize all breakages for week almost exhausted, but make tooth difficult to escape to pull out of bad luck.

当牙周囊袋形成后，更易使食物残渣、牙菌斑和牙结石等的堆积，这种新的堆积又更进一步的破坏更深的牙周膜，如此不断的恶性循环的结果，终至牙周支持组织全部破坏殆尽，而使牙齿难逃拔除的恶运。

The mechanism of Gu Chi paste to periodontitis has inhibitory effects on PGE2 in gingiva and alveolar bone.

固齿膏对实验性牙周炎的形成有抑制作用，能明显降低牙眼和牙槽骨中的PGE2含量。

Tooth decay begins when teeth are not cleaned properly after eating.In just one hour,plaque bacteria will start converting sugar and starch particles into harmful acids that attack the tooth enamel.Within 24hours,plaque can harden to form tartar,which can only be removed by aprofessional.Help prevent tooth decay and gum disease by cleaning away plaque at the gum line each day using Glister Multi-Action Fluoride Toothpaste and rinsing with Glister Concentrated Mouthwash.

A：进食后没有适当清洁牙齿，是蛀牙的导火线短短一小时，已足够让牙垢膜细菌把糖份及淀粉质转化为有害的酸性物质，侵蚀珐琅质24小时内，牙垢膜便会硬化，形成牙石，必需由牙医清除要预防蛀牙及牙周病，建议你每天使用丽齿健氟素牙膏，清除积聚于牙龈边缘的牙垢中国化妆品代理网膜，再以丽齿健浓缩漱口水漱口

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。