神经管可能诱导其他胚胎结构的形成。
The neural tube then might induce the formation of still other embryonic structures.
最成功的陆生植物群体是那些进化出了受精性细胞散布方法的群体，这些方法不依赖于水和防止发育中的胚胎干涸的结构。
The most successful groups of land plants are those that evolved methods of fertilized sex cell dispersal that are independent of water and structures that protest developing embryos from drying out.
人类是不对称的动物，在我们胚胎发育的早期，心脏就转向了左边，肺则往右长，而且左、右肺具有完全不同的结构。
Humans are asymmetric animals. Early in our embryonic development, the heart turns to the left. The liver develops on the right. The left and right lungs have distinct structure.
新的细胞也产生了所有具备干细胞特征的分子结构。 随着不断的繁殖，最终形成一个具备胚胎特征的三层组织。
The new cells also produced all the molecules known to be characteristic of stem cells and, when grown in bulk, organised themselves into three-layered structures characteristic of embryos.
加州大学欧文分校(uci)的研究人员用人类胚胎干细胞培育了图中所示的视网膜祖细胞，后者将进一步分化为具有三维结构的组织薄片。
UCI researchers used human embryonic stem cells to create these retinal progenitor cells, which later developed into a three-dimensional tissue sheet. (Credit: Photo by UCI).
据营养器官的形态结构判断，在海金沙胚胎发育中最早出现的营养器官是叶和根。
On the basis of the structure of vegetable organs, the first leaf and root are the earliest organs in the development of embryo.
目的研究胚胎发育中神经视网膜对血视网膜外屏障结构形成的作用。
Objective To investigate effects of neural retina on development of the structure of outer blood retinal barrier in embryogenesis.
在其被移植到五只小鼠上之后，过12周，这些来自人类胚胎干细胞的皮肤层具有了与人类皮肤“一致的”结构。
In 12 weeks, after grafting it onto five mice, the skin layer that came from human embryonic stem cells had a structure the "consistent" with human skin.
形态发生是指胚胎细胞分化成形态和结构不同的组织和器官的过程。
Morphogenesis is the process that embryonic cells differentiate into organs and organisms with different appearance and structure.
背景与目的：建立先天性腭裂模型观察其形成过程中胚胎腭突细胞的超微结构改变。
BACKGROUND AND AIM: To observe the ultrastructure of embryonic palate cells during cleft palate formation using the model of congenital cleft palate.
在本文中我们报告了视杯(视网膜原始细胞)结构在三维培养介质中的动态的、自发性的成形过程，该培养介质是由鼠胚胎干细胞聚集物组成。
Here we report the dynamic, autonomous formation of the optic cup (retinal primordium) structure from a three-dimensional culture of mouse embryonic stem cell aggregates.
由于眼组织功能和解剖结构的特殊性，使得这一结构在眼的稳态、胚胎发育、分化增殖，乃至肿瘤的发生方面起着更为重要的作用。
Due to eyes characters of anatomical structure and optical function, it plays more important roles in eyes stasis, fetation, differentiation, proliferation and tumor incidence.
采用手术加化疗和放疗综合措施治疗肾胚胎瘤患儿42例，使瘤体属高分化组织结构的患儿存活率达90.48%。
The survival rate of children suffering from highly differentiated nephroblastoma increased to 90. 48% by combined therapy by operation, chemotherapy and radiotherapy in 42 cases.
目的探讨胚胎期X线照射引起大鼠皮质内异常结构的形成机理。
Objective To explore the abnormalities of the developing cerebral cortex in rats caused by prenatal X-ray irradiation.
鱼类胚胎由于其自身结构特征：体积大、含水量高、多室结构等，迄今超低温保存尚未成功。
Successful fish embryo cryopreservation has not been achieved due to its large volume, large content of water, complex multi-compartmental system, etc.
小鼠的造血和血管系统起源于胚外中胚层。胚胎期6.5-7天时在卵黄囊形成特征性的血岛结构发生向造血和内皮细胞的分化。
The hematopoietic and vascular systems of the mouse arise from extraembryonic mesoderm that migrate through primitive streak to the presumptive yolk sac between days 6.5 and 7.0 of gestation.
小鼠的造血和血管系统起源于胚外中胚层。胚胎期6.5-7天时在卵黄囊形成特征性的血岛结构发生向造血和内皮细胞的分化。
The hematopoietic and vascular systems of the mouse arise from extraembryonic mesoderm that migrate through primitive streak to the presumptive yolk sac between days 6.5 and 7.0 of gestation.
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