The 2-cell embryo rate of direct culture group (86.4%) has no obvious difference in co-culture group (88.7%).
非共培养的2-细胞胚胎比率（86.4%）与琼脂包埋培养的2-细胞胚胎比率（88.7%）相比差异不显著；
There are risks involved with preimplantation testing, which generally involves removal of one or more cells from an eight-cell embryo called a blastocyst.
着床前检查一般要从一个称为胚泡的8细胞胚胎中取出1个或更多细胞，该过程也存在一定风险。
This led them to believe that the cells in the early embryo are undetermined in the sense that each cell has the potential to develop in a variety of different ways.
这使他们相信早期胚胎中的细胞是不确定的，因为每个细胞都有可能以各种不同的方式发育。
And using these cells in potentially lifesaving research is morally wrong because even if that embryo was only a few cells or just one cell, it has the potential to be a human being.
而用胚胎干细胞进行潜在的医学研究则更是道德错误，因为即使这胚胎只有几个细胞甚至一个细胞，它仍有机会发育成一个人。
The third step was to use a process known as Somatic Cell Nuclear Transfer to generate an embryo.
第三步是使用一个称为体细胞核移植过程形生一个胚胎。
Unlike embryonic cell cells, cord blood cells do not involve the destruction of an embryo.
与采集胚胎细胞不同，采集脐血细胞不会破坏胚胎。
A new embryo starts as a single cell with perfect symmetry.
胚胎是从一个完美对称的单细胞开始的。
As the embryo develops, the cell rolls downhill into a series of branching valleys.
随着胚胎的发育，细胞这个石块也就从山顶上往下滚，随着地势分支进入不同的峡谷。
A handful of genes that are normally active in the developing embryo are expressed in a differentiated cell, such as a skin cell, causing that cell to revert back to its undifferentiated state.
一些通常在发育胚胎中活跃的基因会被分化细胞(比如皮肤细胞)表达，促使细胞回复到未分化状态。
Under the plan, the nuclei of mammoth cells will be inserted into an elephant's egg cell from which the nuclei have been removed, to create an embryo containing mammoth genes, the report said.
此计划的报告说，长毛象的细胞核将注入到大象去除细胞核的卵细胞中，从而形成含长毛象基因的胚胎。
Isolating these cells, which are capable of maturing into any other type of cell, marked a landmark in biology — but a controversial one, since the process destroys a human embryo.
他于1998年首次分离出人类胚胎干细胞，该细胞具有分化为任何其他类型成熟细胞的能力。
Another, more complex, technique takes embryo cells and develops them into a wide variety of cell types and tissues.
另外一种较为复杂的技术，则是把胚胎细胞培养成各式各样的细胞种类及组织。
It is suspected that the defect of embryo matrix inhibits either the migration of neural crest cell or the differentiation and maturation of ICC.
我们推测胚胎基质的某种缺陷不仅损害了神经嵴细胞的移行，也影响ICC的分化和成熟。
Developmental program — The process by which a cell in an embryo achieves its fate.
胚胎中的未分化细胞按被定型的命运不可逆地发育成特定类型细胞的过程。
The free cell wall formation occurs first in the micropylar end when the embryo is 4-6 celled stage, then to the chalazal end and the center.
当胚发育到4—6个细胞时，在胚囊珠孔瑞的游离核之间先形成细胞壁。细胞壁的形成是以自由壁的方式从珠孔端到合点端自外向内进行。
A mature embryo sac is composed of egg apparatuses (two synergids and one egg cell), central cells and three antipodal cells.
成熟胚囊包含卵器(由两个助细胞、一个卵细胞组成)，中央细胞及三个反足细胞。
Then embryogenic cell divided into two cells, which sequentially differentiated through multicell proembryo, globular, heart-shaped and cotyledonary embryo stages.
胚性细胞分裂产生两个细胞，进而分化发育成多细胞原胚、球形胚、心形胚及子叶胚。
Researchers have succeeded in developing a human embryonic stem-cell line from an embryo that had died naturally.
研究者已经成功的从自然死亡的胚胎当中培育出了一个人胚胎干细胞系。
Doctors extract a cell from an embryo and test it for chromosomal abnormalities.
医生从胚胎中取出一个细胞，并且检测这个细胞是否有染色体遗传。
Methods Epidemiological observation and experiment of isolating virus through culture of human embryo kidney cell were used in this study.
方法用流行病学观察法进行监测。实验用人胚肾细胞培养方法分离病毒。
Objective To study the combined damage effects of asbestos and cigarette solution on human embryo lung cell (HEL) DNA.
目的探讨石棉与烟雾溶液联合作用对人胚肺细胞DNA的损伤作用。
The experiment was blastocyst and hatch blastocyst of ICR mouse culture in vitro, and the effect of two methods to the cell counting of mouse embryo was compared.
实验以ICR小鼠体外培养的囊胚及孵化胚胎为材料，比较两种方法对小鼠胚胎细胞计数的效果。
Influences of embryo quality and type differentiation stayer media passage and digestion fluid on embryonic cell separation and cloning were discussed respectively.
本文就胚胎质量和胚胎类型分化抑制物培养基传代时间和消化液等方面对胚胎干细胞分离克隆的影响进行了讨论。
The present paper analysed two key procedures for rapid establishment of embryogenic cell suspension cultures derived from barley mature embryo.
本文分析了从大麦成熟胚培养快速建立胚性悬浮细胞系的两个关键步骤。
Methods Using dissociated cell culture of rat embryo in vitro.
方法采用大鼠胚胎中脑神经元细胞进行体外培养。
Methods Using dissociated cell culture of rat embryo in vitro.
方法采用大鼠胚胎中脑神经元细胞进行体外培养。
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