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To observe the effect of serum containing Carapax et Plastrum Testudinis on proliferation of rat mesenchymal stem cells.

观察益肾中药龟板血清对大鼠骨髓间质干细胞(mesenchymal stem cells，MSC)体外增殖的影响。

Objective To observe the effect of Seropharmacological Plastrum Testudinis on Proliferation cell unclear antigen of rat mesenchymal stem cell in vitro.

目的：观察益肾龟板血清对大鼠骨髓间质干细胞(mesenchymal stem cells， MSC)体外增殖过程的增殖细胞核抗原(Proliferation cell nuclear antigen， PCNA)表达的影响。

objectiveto predict the promoting effect of chinese medicine on proliferation of rat bone marrow mesenchymal stem cells by bioactivity fingerprint in vitro.methodsthe ointment of plastrum testudinis was extracted by petroleum ether,ether and dichloromethane in burn to gain the extracts.the effects on the proliferation of bmmscs were examined by mtt assay and flow cytometry analysis, and each sample was studied by gc-ms.

目的运用生物活性指纹图谱预测其它中药能否促进骨髓间充质干细胞（bone marrow mesenchymal stem cells，bmmscs）。方法龟版浸膏依次用石油醚、乙醚、二氯甲烷提取，得到溶剂提取物，用mtt 比色法及流式细胞仪器研究了溶剂提取物干细胞活性，采用gc-ms 技术研究每一个提取物，根据总离子流色谱图的相同保留时间和相应峰面积，获得龟版浸膏 gc-ms 生物活性指纹图谱。

Objective:To investigate the process of differentiation of adult rat mesenchymal stem cells into neuron-like cells in vitro and the following death.

目的：探索大鼠骨髓间充质干细胞(mesenchymal stem cell，MSCs)在体外定向分化为神经元样细胞的方法并研究其死亡的影响因素。

Embryonic stem cell lines isolated from primitive embryonic cells are highly undifferentiated and totipotent cells.

胚胎干细胞(embryonic stem cell，ES cell)系是从早期胚胎细胞分离培养而建立的高度未分化的具有全能性的细胞系。

Apple chlorotic leaf spot virus and Apple stem grooving virus are economically important pathogens for commercial rosaceous fruit trees.

苹果黄化叶斑病毒(Apple chlorotic leaf spot virus)和苹果茎凹陷病毒(Apple stem grooving virus， ASGV)为感染蔷薇科果树并引起经济危害之重要病原。

Abstract］ Objective: To research the phenomenon and rule of multiplication and chondrogenesis of mesenchymal stem cells derived from human bone marrow in vitro.

目的：研究人骨髓间充质干细胞（mesenchymal stem cells，MSCs）在体外培养过程中的增殖和成软骨分化现象和规律。

Objective: To study proliferation of mesenchymal stem cells affected by different concentration of bFGF ,and influenced by bFGF with TGF-β 1 in vitro. To evaluate chondrogenesis of MSCs affected by growth factors and time.

目的：研究碱性成纤维生长因子的不同浓度及同转化生长因子(TGF-β_1)联合作用，对兔间充质干细胞(Mesenchymal Stem Cells，MSCs)增殖的影响，研究不同因子和培养时间对兔MSCs体外软骨形成的影响。

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（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。这些细胞已用于中枢神经系统疾病的细胞替代治疗和治疗药物的研发。

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。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。