向细胞的

OBJECTIVE: To discuss the effect of the reverse transcription virus mediated human bone morphogenetic protein7(hBMP-7) gene transfection on the proliferation and osteogenetic differentiation of the bone marrow mesenehymal stemcells of the rabbits.

目的：探讨逆转录病毒介导的人骨形态发生蛋白7基因转染对兔骨髓间充质干细胞增殖和向成骨细胞分化的影响。

BACKGROUND: Guided tissues regeneration has been successfully used in the treatment of periodontal diseases by using biocompatible membrane to prevent tooth epithelial cell growing towards root and to facilitate the formation of a certain gap which is favorable for periodontal membrane cells to occupy the surface of the root, thereby to rebuild the peridental structure.

背景：引导组织再生已成功地应用到牙周病的治疗，应用生物相容性膜，依靠其机械屏障作用能阻止牙龈上皮根向生长，并形成一定的间隙以利于牙周膜细胞占据根面，进而重建牙周结构。

Accompanying with the oral carcinogenesis, the activity of PKC increased in the plasmic and membranous homogenates, especially in cytomembrane.

PKC蛋白表达的增加及PKC蛋白由细胞浆向细胞膜转运参与口腔癌的形成。

OBJECTIVE: To compare the effects of different concentrations of fetal bovine serum on the differentiation of precartilaginous stem cells into chondrocytes in rats.

目的：比较不同浓度的胎牛血清对大鼠骨骺干细胞向软骨细胞分化的影响。

Occurrence of P-and C-tapetal cells is supposed to ensure sustainable supply with nutrients to pollen grains, and therefore contribute to cooperative complement of tapetal degeneration and pollen development.

绒毡层细胞以严格程序分批退化，保证了绒毡层向花粉提供养料的延续性，使得绒毡层退化与花粉发育2种相反的过程协同完成。

Desmoplastic ameloblastoma may be arise from the early stage of the dental germ formation, epithelial cells of the tumor had the tendency to differentiate to the keratinized cells.

DA可能为牙胚发生较早阶段发生的肿瘤，且肿瘤上皮有向角化细胞分化的倾向。

AIM: To investigate the details of CD4 + T cell polarized to Th1/Th2 in vitro .

目的 ：探讨CD4+ T细胞在体外活化的条件下向Th1或Th2极化的规律。

One function of CTBP is to turn off the process that converts vitamin A into retinoic acid in the cell.

CTPB 的一个功能是抑制细胞内维生素 A 向维甲酸的转化进程。

Movements. During cell division, microtubules of the spindle assembled from tubutin subunits near organelles called centrioles move the chromosomes.

在细胞分裂期间，中心粒周围的由微管蛋白亚基装配形成的纺锤体微管移向染色体。

The activity of leukemic MLL fusions is believed to be directly contributing to the conversion of normal bone marrow cells into leukemic cancer cells.

目前认为，这种融合引起MLL的激活直接促成了正常骨髓细胞向白血病癌细胞的转变。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。