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。
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.
许多物种的早期胚胎具有其祖先的特性。
干细胞就是从这些早期胚胎上得到的。
发育8天后，老鼠早期胚胎的，外胚层开始增厚。
This surface layer thickens at an early stage in a mouse after 8 days of development.
目的探讨线粒体对早期胚胎发育的影响。
Objective To assess the effect of mitochondria from cumulus granular cells transplanted into early embryos of aging mice.
目的寻求一种体外稳定培养早期胚胎的方法。
Objective To find out a stable way of in vitro culture of early embryo.
原肠作用是脊椎动物早期胚胎发育的关键事件。
Gastrulation is an essential event during early embryo development.
目的从大鼠的早期胚胎分离和培养胚胎干细胞。
Objective To isolate and culture mouse embryonic stem cell from embryos of mouse.
这说明HA可以促进绵羊卵母细胞的早期胚胎发育。
These indicated that ha can promote the early embryonic development of ovine oocytes.
结论：着床前人类早期胚胎表达HLA - G蛋白。
Conclusions: Human preimplantation embryos express HLA-G protein.
首次用DEPMPO在小鼠早期胚胎牛捕捉到了羟基自由基。
Hydroxyl radical was trapped by DEPMPO in embryos for the first time.
方法：对2例孕早期胚胎宫内生长受限的临床资料进行分析。
Methods: the clinical datas of 2 embryo intrauterine growth restriction cases and reviewed the related references wore.
本研究的分析结果，可为鼠早期胚胎的发育机理研究提供线索。
The results of this study for the development of mouse embryos provide clues to the mechanism.
近来的研究表明干扰素在哺乳动物早期胚胎发育中有重要的作用。
Recent research has proved that interferons play very important role in early embryo development.
哺乳动物早期胚胎的体外培养是胚胎工程技术中一个重要的环节。
The technique of early embryos culture in vitro is an important tache to the mammal embryos engineering technology.
目的：探讨人输卵管积水(HSF)对人早期胚胎体外发育的影响。
Objective: To explore the effect of hydrosalpinx fluid (HSF) on human early embryo development in vitro.
它们提供了早期胚胎分化的体外模型，也是基因操作的重要靶细胞。
They provide an in vitro model of early embryonic differentiation and are useful means for targeted manipulation of the genome.
比较了兔和小鼠早期胚胎在小鼠es培养系统中生长和发育的特征。
The growth and developmental behaviors between rabbit and mice embryos was compared in ES culture system.
结论序列培养系统有利于鼠胚从早期胚胎向囊胚的进一步发育和分化。
Conclusions The sequential culture system was beneficial for mouse embryo development and differentiation from early embryo stage to blastocyst stage.
胚胎分割是研究细胞分化、早期胚胎发育、胚胎细胞全能性的有力手段。
Embryo bisection is a powerful means in the study of cell differentiation, early embryonic development and the totipotency of embryo cell.
有线索表明，在与细胞发育成各种组织相关的早期胚胎的功能中，逆转录酶是必需的。
There are hints that reverse transcriptase is needed for a lot of early embryonic functions associated with getting cells ready to specialise into different types of tissue.
本实验用苔黑酚法对白鲢早期胚胎发育过程中核酸含量的变化进行了分析。
The change of RNA amount during early embryoniC development of Hypophthalmichthys molitrix was studied in this experiment.
目的：比较载杆玻璃化冷冻法与程序冷冻法对人早期胚胎冷冻复苏的效果。
Objective To compare the outcome of the vitrification using cryotop to the slow-freezing method for human cleaved embryos cryopreservation.
探讨了不同浓度的胰岛素和葡萄糖对水牛体外受精早期胚胎体外发育的影响。
The study is to evaluate the influence of insulin and glucose on the development of buffalo early embryo in vitro.
在这篇论文里，海克尔用手笔画下了他所观察到的多种动物早期胚胎的形象。
In his paper, Haeckel drew by hands the morphological features of early embryos of several animal species.
该发现颠覆了长期以来的观念即胆道系统来源于肝脏早期胚胎形成，研究者说。
This discovery reverses a long standing belief that the biliary system's origin is connected to early embryonic formation of the liver, the researchers said.
采用小鼠早期胚胎的体外培养技术，研究了久效磷对小鼠着床前胚胎发育的影响。
In this paper, we have studied effects of monocrotophos on the development of preimplantation mouse embryos cultured in a simple defined chemical medium.
采用小鼠早期胚胎的体外培养技术，研究了久效磷对小鼠着床前胚胎发育的影响。
In this paper, we have studied effects of monocrotophos on the development of preimplantation mouse embryos cultured in a simple defined chemical medium.
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