查询词典 embryonic development

The embryonic development of Cynoglossus semilaevis was observed with tissue slice method. Notochord, optic vesicle, mesoderm, spinal cord floor-plate, neural tube, gut, otic vesicle, brain, oropharyngeal membrane and tubular heart of C.

中文摘要：对半滑舌鳎 Cynoglossus semilaevis 胚胎发育进行了组织学观察，首次描述了半滑舌鳎胚胎发育过程中脊索、眼囊、中胚层、脊髓底板、神经管、肠、耳囊、脑、口咽膜和心管等组织结构。

These two-factor iPS cells are similar to embryonic stem cells at the molecular level, contribute to development of the germ line, and form chimaeras.

之所以有可能这样，是因为这些神经细胞比胚胎干细胞表达更高水平的内生Sox2 和 c-Myc，这说明具有适当匹配的转录因子的体细胞是生成iPS细胞的一个潜在有用的起始点。

It makes sense of the geologic record, biogeography, parallels in embryonic development, biological homologies, vestigiality, cladistics and other fields, with unrivalled explanatory power; it has also become essential to applied sciences such as medicine and agriculture.

它以无与伦比的解释力，合理地解释了地质记录、生物地理学、胚胎发育的类似、生物同源性、退化遗迹、遗传分类学和其他的领域；它也已经成为应用科学的基本要素。

Objective To observe the effects of coculture of mouse embryo with endometrial epithelial cells on early embryonic development in vitro.

目的：采用子宫内膜上皮细胞与小鼠胚胎共培养，观察其对早期胚胎体外发育的影响。

The development of the calli and single few-celled aggregates was observed through paraffin sections.The results revealed 5 pathways of embryogenic calli origination including origination from both ends of hypocotyls,origination in inner,differentiation from non-embryonic cells,origination from outer cells of calli,and origination in the surrounding of gland.

以陆地棉品种Coker 201下胚轴为外植体诱导愈伤组织，并以介于30-50目筛之间的胚性愈伤细胞团为材料进行单个细胞团培养，采用石蜡切片法观察棉花愈伤组织诱导和分化过程及体细胞胚发生和发育过程。

Homeobox gene is a sort of regulatory gene which controls embryonic development and cellular differentiation.

同源框基因是一类控制胚胎发育和细胞分化的调节基因。

As transcriptional regulators, LIM homeobox genes have been implicated in the control of embryonic development and differentiation.

同源盒基因的表达产物是一类重要的转录因子，主要参与调控体内一些发育相关基因的表达，在胚胎的发育调控中发挥重要作用。

Recently, progress has been made in the research into regulatory genes of embryonic development, ofwhich homeobox gene family is the most important.

近年来，国外有关胚胎发育的基因调控研究取得了初步进展，其中最主要的就是同源异型框基因。

LIM class homeobox gene is one of the key gene s controlling embryonic development of animal.

于1997年6月在青岛市沙子口海域采集文昌鱼样品，采用RT-PCR方法进行青岛文昌鱼LIM类同源框基因片段的扩增研究。

Based on an unprecedented large-scale artificial breeding experiment on loaches in Henan Province, this paper discusses the effects of different oxytocics on induced spawning and the process of embryonic development in the course of artificial breeding.

在河南省首次对泥鳅进行了大规模人工繁殖试验，并对人工繁殖过程中不同催产剂对催产效果的影响和泥鳅胚胎发育过程作了探讨。

We have limited budget let me know if you can do this competitively.

我们有限的预算让我知道如果你能做到这一点竞争力。

We don't know how other critters breathe--lizards, for example.

我们还不知道诸如蜥蜴之类的动物如何呼吸。