AIM: Three-dimensional cultured model of pulp cell was established to provide a tool in the research of pulp disease.
目的：建立人牙髓成纤维细胞体外三维立体培养模型，为研究牙髓生理病理奠定基础。
The mechanism of apoptosis is not clear right now. Further study of dental pulp cell apoptosis will have a positive impact on dental pulp physiopathology.
关于牙髓程序性细胞死亡的相关研究不多，机制也尚不清楚，因此对其进行研究将会对牙髓的生理病理学产生深远的意义。
Conclusion the expression of TIMP-1, -2 in human dental pulp cell and tissue is detected, and this provides the basis for further studying on the mechanism of TIMP in dental pulp.
结论TIMP 1、2在人牙髓成纤维细胞及牙髓组织均有表达，为进一步研究TIMP在牙髓组织中的作用机理提供实验依据。
CONCLUSION: the cytotoxic effect of 4 kinds of dental restorative materials on pulp cell was relatively low in vitro, which indicated that all the materials has good biocompatibility.
结论：4种牙体修复材料均对牙髓细胞的生长无不良影响，具有良好的生物相容性。
Methods:The culture supernatant of monocytes stimulated with Fn LPS was applied to human dental pulp cell in vitro, and activity of ALP in human dental pulp fibroblast was monitored by OD test.
方法：采用经具核梭杆菌LPS刺激的单核细胞培养上清作用于体外培养的人牙髓细胞，通过OD值测定，观察单核细胞培养上清对人牙髓成纤维细胞碱性磷酸酶（ALP）活性的影响。
Objective: To investigate the expression of glial cell line derived neutrophic factor (GDNF) in trigeminal ganglia after different periods of explosure of dental pulp.
目的：探讨胶质源性神经营养因子（GDNF）在大鼠磨牙开髓后不同时段三叉神经节中表达变化及意义。
Plasticity is the base for clinical application of dental pulp stem cell. This paper was the review of plasticity, influencing factor, application and prospect of dental pulp stem cell.
牙髓干细胞的可塑性是将其应用于临床的基础。下面就牙髓干细胞的可塑性和影响可塑性的因素以及牙髓干细胞可塑性的应用和前景作一综述。
Results: Hyperemia, swelling, reduction of cell ingredient and variation of blood vessel occurred after refrigeration, The pulp tissue showed vascular degeneration and fibrosis at ultrastructure.
结果：冷冻后的组织病理特点是充血肿胀，细胞成份减少，血管变异。
The developed and designed rectangular pulp adsorption equipment which consist of mult separating cell was a new type of condensed pulp adsorption one.
所研制的长方形多隔室矿浆吸附槽是一种新型浓矿浆吸附设备，具有结构简单、紧凑、体积小、效率高的优点。
AIM: to investigate effects of glial cell line derived neurotrophic factor (GDNF) on dental nerve regression during inflamed restoration stages of dental pulp.
目的：探讨胶质源性神经营养因子(GDNF)在牙髓炎症中的表达变化及意义。
The pulp level of flotation cell is a very important technological index in flotation process, on whose control there are high requirements.
浮选槽液位是浮选过程中一个很重要的工艺指标，液位控制有较高要求。
The pulp level of flotation cell is a very important technological index in flotation process, on whose control there are high requirements.
浮选槽液位是浮选过程中一个很重要的工艺指标，液位控制有较高要求。
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