成牙骨质细胞在牙根修复过程中具有重要的意义。
Cementoblast plays important roles in the progress of root resorption and repair.
目的：探讨体外培养源于SD大鼠磨牙牙骨质的类成牙骨质细胞的可行性。
Objective: To investigate the feasibility of culturing the SD rats cementoblasts-like in vitro.
结论：体外培养的类成牙骨质细胞表达矿化相关蛋白，但几乎没有碱性磷酸酶活性；
Conclusions: SD rat Cementoblast-like has the unique biological characteristic expressing mineral-associated proteins such as OCN and lacking ALP activity.
目的：对SD大鼠磨牙牙骨质的类成牙骨质细胞分泌碱性磷酸酶、骨钙素以及形成矿化结节的能力进行初步研究。
Objective: to study the capacity of SD rat cementoblast-like expressing osteocalcin and ALP and investigate the feasibility of forming calcified nodules under the conditional culture.
结论：合适浓度的IGF-1能促进牙囊细胞的增殖，增加蛋白含量及向成骨细胞（成牙骨质细胞）方向分化的能力。
Conclusion:Proper concentrations of IGF-1 may promote dental follicle cell proliferation, protein synthesis and differentiation towards osteoblasts(cementoblasts).
目的：旨在研究SD大鼠牙周的类成牙骨质细胞、成骨细胞和牙周韧带成纤维细胞表达骨钙素和碱性磷酸酶的情况，探讨区分此三种细胞的方法。
Objective: To compare the capacity of three types of periodontal cells of SD rat expressing osteocalcin and ALP and investigate the feasibility of distinguishing them in vitro.
目的：旨在研究SD大鼠牙周的类成牙骨质细胞、成骨细胞和牙周韧带成纤维细胞表达骨钙素和碱性磷酸酶的情况，探讨区分此三种细胞的方法。
Objective: To compare the capacity of three types of periodontal cells of SD rat expressing osteocalcin and ALP and investigate the feasibility of distinguishing them in vitro.
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