目的采用酵母双杂交法,从小鼠胚胎干细胞cDNA文库中筛选与Stra8(stimulated by retinoic acid8,Stra8)相互作用的蛋白。通过对相互作用蛋白的筛选和研究,探讨Stra8在胚胎干细胞分化中的作用机制。方法以pGBKT7-Stra8为诱饵质粒,从小鼠...目的采用酵母双杂交法,从小鼠胚胎干细胞cDNA文库中筛选与Stra8(stimulated by retinoic acid8,Stra8)相互作用的蛋白。通过对相互作用蛋白的筛选和研究,探讨Stra8在胚胎干细胞分化中的作用机制。方法以pGBKT7-Stra8为诱饵质粒,从小鼠胚胎干细胞cDNA文库中筛选出与Stra8相互作用的阳性克隆,对验证后的阳性克隆进行测序及生物信息学分析,进一步采用直接酵母双杂交进行相互作用的验证。结果经过筛选、测序、同源性分析及直接酵母双杂交验证,发现了Setd6及DEK 2种与Stra8相互作用的蛋白。结论应用酵母双杂交系统,筛选得到了与Stra8相互作用的蛋白Setd6及DEK,它们可能与Stra8一起调控胚胎干细胞的增殖与分化,对Stra8相互作用蛋白的筛选有助于揭示其在胚胎干细胞中的作用机制。展开更多
Public sign is an important window of the city to the outside. The quality of public signs translation is of great signifi?cance for the image of a city. Considering the severe situation of public signs translation of...Public sign is an important window of the city to the outside. The quality of public signs translation is of great signifi?cance for the image of a city. Considering the severe situation of public signs translation of most of cities in our country, this pa?per aims to propose the translation strategies of public signs based on Functionalist Theory.展开更多
文摘目的采用酵母双杂交法,从小鼠胚胎干细胞cDNA文库中筛选与Stra8(stimulated by retinoic acid8,Stra8)相互作用的蛋白。通过对相互作用蛋白的筛选和研究,探讨Stra8在胚胎干细胞分化中的作用机制。方法以pGBKT7-Stra8为诱饵质粒,从小鼠胚胎干细胞cDNA文库中筛选出与Stra8相互作用的阳性克隆,对验证后的阳性克隆进行测序及生物信息学分析,进一步采用直接酵母双杂交进行相互作用的验证。结果经过筛选、测序、同源性分析及直接酵母双杂交验证,发现了Setd6及DEK 2种与Stra8相互作用的蛋白。结论应用酵母双杂交系统,筛选得到了与Stra8相互作用的蛋白Setd6及DEK,它们可能与Stra8一起调控胚胎干细胞的增殖与分化,对Stra8相互作用蛋白的筛选有助于揭示其在胚胎干细胞中的作用机制。
文摘Public sign is an important window of the city to the outside. The quality of public signs translation is of great signifi?cance for the image of a city. Considering the severe situation of public signs translation of most of cities in our country, this pa?per aims to propose the translation strategies of public signs based on Functionalist Theory.