定向

The purified BMMSCs with ability of multiplication could be obtained and induced directionally into endothelium like cells in vitro.

结论体外可以获得足够量的较为单一、具有较强增殖能力的间充质干细胞，而间充质干细胞可以在体外定向分化为具有内皮血管细胞特性的细胞。

Some problems that develop with the geological survey of directionally drilled river are summarized and analysed.

对管道定向钻穿越河流的工程地质勘察工作中出现的一些问题进行了总结和探讨，认为勘察钻孔工作量的布置应随场地条件而异，科学合理地安排，而不宜教条地执行规范、规程中的某些条款。

The linear plasmid and the designed fragment were directively ligated with T4 DNA ligase,and the plant expression vector of carrot afp was constructed.

将目的片段与线性质粒在T4 DNA连接酶的作用下进行定向连接，构建成胡萝卜afp的植物表达载体pBAF。

More recently Ray developed the Directiveness Scale, which is well able to predict dominant behaviour.

雷最近编制了定向性量表，它可以较好地预言支配行为。

Superior chemical stability was found for both glass-ceramics before or after heat-pressing.7. In this experiment, all-ceramic restoratives were made with experimental lithium disilicate glass-ceramic using dental heat-pressing technique.

结果表明：热压铸对实验二硅酸锂玻璃陶瓷的晶相组成和晶体含量无显著影响，热压前后玻璃陶瓷均是以二硅酸锂为主晶相；热压后二硅酸锂晶体尺寸轻度增大，呈现出一定程度的定向排列趋势；热压前后实验二硅酸锂玻璃陶瓷均表现出良好的化学稳定性。7。

Pseudo- oriented solidification microstructures have been found in the rapidly solidified iron disilicide ribbons, and lead to textured structures in the bulk b-FeSi2 based alloys, which means there exists some orientation relationship between the a- and b-FeSi2 phase.

实验发现，快速凝固FeSi2合金薄片粉末中存在伪定向凝固组织，它导致了热压后的b-FeSi2基合金块体材料中的织构。这表明FeSi2合金的a相和b相晶粒之间存在特定取向关系。

This longitudinal study is intended to examine relationships among dispositional goal orientation,social self-efficacy,and cultural adjustment.Data were collected from 176 freshmen in a university in China.

通过对176名大学新生3个月的纵向研究，采用探索性因素分析、信度分析和回归分析等方法对目标定向与适应的关系以及社会自我效能感在其中的中介作用进行了深入研究。

The different factors involved in the process of the folding and activation of the microbial lipase are reviewed in this article,including lipase-specific foldase,lipase activation factor,prosequence,calcium ion and disulphide bond.

对微生物脂肪酶活性构像的形成和激活机制进行深入研究，有助于我们更好地了解脂肪酶的结构和功能，为脂肪酶基因的大量表达和体外定向进化奠定基础。本文主要综述了作为脂肪酶结构成分的多种因子在脂肪酶活性构像形成、激活及稳定中的作用。具体催化反应体

Results Among the 200 elder people,the incidence of sleep disorders and dysmnesia were 26.5% and 88.5%.

结果200例老年人中睡眠障碍发生率35.5%，记忆障碍发生率88.5%，睡眠障碍与记忆障碍呈相关，在图片再认、回忆路线、定向、回忆故事、回忆路线及总标准分等存在差异(P.05或P.01)，有统计学意义。

Mouse embryonic stem cells can give rise to ectodermal derivatives in culture and can be further induced into neurons and glia for cell-replacement therapies in the central nervous system and for use in drug discovery.

小鼠胚胎干细胞定向分化为神经细胞的研究进展小鼠胚胎干细胞（embryonic stem cell ， ES cell）体外培养可以分化成为外胚层组织，并进一步分化为神经元和神经胶质细胞。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。