查询词典 stem cells

To understand global features of gene expression changes during in itro neural differentiation, we carried out the microarray analysis of embryonic stem cells, embryonal carcinoma cells, and adult neural stem/progenitor cells.

中文摘要：为了了解在体外神经分化期间基因表达改变的全面特征，我们对胚胎干细胞，胚胎性癌细胞和成年的神经干/祖细胞进行了微阵列分析。

Methods Autologous cord blood serum was used to culture cord mesenchymal stem cells. An enzyme digesting method was used to isolate mesenchymal stem cells from the cord. Morphology, immunotyping and hepatogenic differentiation of these cells were assayed.

分离自体脐血清用于后续细胞培养，利用酶消化法从脐带组织中分离培养间充质干细胞，检测其形态和免疫表型，并采用两步法诱导其向肝细胞诱导分化。

Objective: To explore the natural differentiation of neural stem cells and the induced differentiation of neural stem cells by co-culture with mesencephalic cells.

目的：用体外培养方法探索小鼠胚胎神经干细胞的自然分化及与中脑组织细胞共培养下的诱导分化。

Bone marrow mesenchyma stem cells are stem cells that occupy self-renewal and multiple differentiations into cells, which have been recognized as the optimal origin for liver cell.

骨髓间充质干细胞既具有自我更新的能力，也具有在合适的微环境里向多系横向分化的潜能，在体外可以被诱导分化为肝细胞，理论上可提供丰富的肝细胞来源。

Objective: To explore the influence of serum of different concentrations towards co-cultured neuroepithelial stem cells and Schwann cells, and further to seek the factors inducing the orientation differentiation of neural stem cells.

目的：探讨血清对联合培养神经上皮干细胞与Schwann细胞的影响，进一步寻求诱导神经上皮干细胞定向分化的影响因素。

Human embryonic stem cells can differentiate into neuroepithelial progenitor cells in both feeder containing and feeder free systems,yet feeder free system has a relatively lower inductive efficiency with part of undifferentiated embryonic stem cells.

人胚胎干细胞在有饲养层和无饲养层体系中均可诱导分化形成神经上皮祖细胞，但无饲养层体系的效率相对较低，且有未分化胚胎干细胞残余。

At 6 wk, the hepatic stem cells begin to differentiate to hepatocyte system, and then to cholangiocyte system in the next week. Like oval cells in the adult liver, the hepatic stem cells mainly locate at the periportal region at 10-12 wk.

wk， 肝干细胞开始向肝细胞系分化， 7 wk向胆管系分化， 10-12 wk，肝干细胞主要局限于汇管区周围的肝索，与成年肝中卵圆细胞的分布一致。

4The reproductive activity are fairly between the adipose mesenchymal stem cells and bone marrow mesenchymal stem cells, the postdigestive 2nd and 5th generation cells have 6-9 days log phase growth after the latent period about 24-48 hours, then transit to the platform period.

4脂肪间充质干细胞的增殖能力与骨髓间充质干细胞相当，消化后的第2、5代细胞经历24～48小时的潜伏期后，进入6～9天的对数生长期，然后过渡到平台期。

［Objective］To construct eukaryotic expression vector containing Sox9 derived from immortalized precartilaginous stem cells and to probe its inductive effect on marrow stroma cells differentiating into precartilaginous stem cells.

［目的］从永生化骨骺干细胞中克隆Sox9基因并构建真核表达载体，并探讨Sox9诱导骨髓基质细胞向骨骺干细胞分化的可能性。

Among its many biological activities, the major function of GM-CSF is to stimulate hematogenie stem cells prolification from silent stage to S phage, so that the stem cells can differentiate into granulocyte-macrophage cells.

有4个外显子和3个内含子，基因定位于5号染色体长臂5q21-5q32区，大多数器官均能产生GM-CSF，GM-CSF有多种生物活性，作用于多种细胞谱系，其主要作用是刺激造血祖细胞增殖即从静止期进入S期，并分化为粒细胞---单核巨噬细胞。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。