查询词典 mesenchymal

Tissue engineering ; Heart valve ; Mesenchymal stem cells

组织工程；心脏瓣膜；骨髓基质干细胞

Keywords: mesenchymal stem cells; strain; surface modification; proliferation; differentiation

中文关键词：间充质干细胞；应变；表面改性；增殖；分化

As a kind of stem cell of mature body, umbilical cord blood mesenchymal stem cell has multiple differentiate directions, ability of active proliferation, high efficiency of transfection and expression to exogenous gene, promote hematopoiesis, isolate and culture easily in vitro, which arouse more and more interesting to researchers both from national and international.

作为成体干细胞中的一种，脐血间质干细胞具有良好的多向分化潜能、活跃的增殖特性、对外源基因的高效转染表达能力以及促进造血、在体外较易分离、培养等特性，日益引起国内外研究者的浓厚兴趣。

7941 0 Protective effect of secretory factors of bone marrow mesenchymal stem cells on beta-amyloid 1-40 induced apoptosis in PC12 cells

罗雪丹1，徐冰2，周进2，田国萍2 骨髓间充质干细胞分泌物对淀粉样β蛋白1~40损伤PC12细胞的神经保护作用

7864 Differentiation of bone marrow mesenchymal stem cells into cardiomyocytes in rats following low-tension pulse electric stimulation: In the hope of verifying effects of electricity factors in development of the myocardium

伍长学1，马建旸2，赁可2，石应康2 低压脉动电刺激大鼠骨髓间充质干细胞向心肌细胞的分化：希望验证电学因素在心肌发育过程中作用

OBJECTIVE: To verify the influence of low-tension pulse electric stimulation on the course of myocardium differentiation, analyze its molecular biological mechanisms during the differentiation of rat bone marrow mesenchymal stem cells into cardiomyocytes.

目的：大鼠骨髓间充质干细胞向心肌细胞诱导分化过程中，验证课题提出的低压脉动电刺激对心肌分化过程影响的假设，并分析其分子生物学机制。

Objective To explore the appropriate method of isolating, purifying and culturing the rat bone marrow mesenchymal stem cells in vitro, and observe the differentiation of MSCs into neuron-like cells induced by noggin gene transfected with adenovi- rus vector.

目的 探讨体外分离、培养大鼠间充质干细胞的方法，采用重组腺病毒介导的noggin基因体外诱导方法，观察 MSCs向神经细胞的定向分化效应。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。