inner cell mass

Methods We isolated embryonic stem cells from inner cell mass of KM mice blastocysts. Then we transferred embryonic stem cells into blastocoele of C57BL/ 6J inbred mice by microinjection in order to construct chimeric mice.

方法从KM小鼠囊胚的内细胞团中分离培养胚胎干细胞，进行近交系C57BL6J小鼠受体囊胚腔内注射，进行嵌合体构建实验。

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These inner cell mass cells are pluripotent-they can give rise to many types of cells but not all types of cells necessary for fetal development.

这些内细胞群细胞是多能性的&它们能产生许多种类型的细胞，但并非胎儿发育所需的全部类型的细胞。

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genes regulating development and differentiation participate in the embryo development and differentiation of inner cell mass and trophectoderm, which controls the transition from undifferentiation to differentiation stage.

调节发育和分化的基因参与胚胎的发育和内细胞团、滋养外胚层细胞的分化，调节胚胎由未分化状态向分化状态过渡。

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Ultrastructural changes of the inner cell mass ( ICM) in rabbit blastocysts from 4 to 7 days post coitum ( p.c.) were observed with transmission electron microscope.

用透射电镜观察和比较了交配后4～7天兔胚泡的内细胞团细胞细微结构的变化。

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Embryonic stem cells ( ES) are totipotent stem cells originated from inner cell mass of early embryos. They possess the capabilities to differentiate into various cell and tissue types desired, which can be used for cell or tissue-based therapy to cure some diseases.

胚胎干细胞（ES）是一种来源于胚胎内细胞团的全能型干细胞，具有分化为各种组织细胞的潜能，在适宜的条件下可分化为人们需要的细胞用于某些疾病的治疗。

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in fact, if an inner cell mass cell were placed into a woman's uterus, it would not develop into a fetus.

实际上，如果一个内细胞群细胞被放入女性子宫，它不会发育成胎儿。

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Human embryonic stem cells ( hESCs), derived from inner cell mass ( ICM) of preimplantation-stage embryos, possess dual capability to self-renew indefinitely in vitro or give rise to a wide variety of somatic and extraembryonic tissues under certain conditions.

人胚胎干细胞（hESC）是一类来源于植入前囊胚内细胞团（ICM），具有体外无限增殖潜能且能在特定条件下分化为多类成体组织或胚外组织的细胞群体。

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When cultured as aggregates embryoid bodies derived from ES cells recapitulate early steps of embryo development in structure including formation of endoderm on the surface of the inner cell mass differentiation of columnar epithelium and formation of central cavity.

ES细胞在体外分化所形成的拟胚体在结构上能够模仿早期胚胎发育过程，包括在内细胞团表面形成内胚层、柱状上皮细胞的分化，以及中央空腔的形成。

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Because of the collision among erythrocyte, leucocyte, thrombocyte and other particles, blood often flows in the form of inner cell mass.

由于血液在微循环流动过程中红细胞、白细胞和血小板等其它微粒常常相互碰撞粘连在一起，以细胞团的形式流动。

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This process can be mediated through trophoblastic cell which originated in trophectoderm; the blastocyst cavity surrounded it and the inner cell mass [ 1].

这个过程受滋养层细胞的介导，滋养层细胞是一群特化的细胞，起源于滋养外胚层，它包围着囊胚腔以及内细胞团[1]。

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Germ layer& One of three distinct layers of cells that arise in the inner cell mass, the ectoderm, mesoderm, and endoderm, each of which develops into a distinctly different tissue in the embryo.

胚胎发育到原肠胚时的细胞层，分为内胚层、中胚层、外胚层，各胚层将发育成一定的组织器官。

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Objective To establish a practical protocol for somatic cell nuclear transfer by using bone marrow stromal cells ( BMSCs) in rabbits so as to culture pluripotent embryonic stem cells ( ESCs) derived from inner cell mass ( ICM) of cloned blastocysts.

目的通过建立骨髓基质细胞核移植的方法，为进一步从克隆囊胚的内细胞团细胞分离培养出全能性的胚胎干细胞并用于治疗性克隆等研究奠定基础。

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After the blastocysts were hatched naturally from the zone pellucida, the inner cell mass ( ICM) was dislodged from blastocysts using the sealed end of a finely drawn Pasteur pipette and co cultured with the feeder cells.

当囊胚由透明带自然孵出后，用细玻璃针剥离囊胚中的内细胞团（inner cell mass，ICM）并与饲养细胞进行共培养。

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Establishment of embryonic stem cell line derived from inner cell mass of mouse

用囊胚内细胞团建立小鼠胚胎干细胞系的尝试

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Effect of Different Feeder Layers on Mouse Embryonic Stem Cells and Inner Cell Mass of Rabbit Blastocysts

不同饲养层细胞对胚胎干细胞和内细胞团的影响

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Mammalian blastocyst displays an obvious asymmetry, with the inner cell mass ( ICM) at one end and the blastocyst cavity surrounded by the trophectoderm ( TE) at the other.

哺乳动物囊胚表现出明显的不对称性，包括胚胎一侧的内细胞团和另一侧被滋养层包围的囊胚腔。

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Isolation of embryonic stem cells from inner cell mass of porcine blastocysts

由猪囊胚内细胞团分离胚胎干细胞的研究

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the average cell number of inner cell mass and trophoblast was 37 and 47 respectively, in which 44.2% was inner cell mass.

体外培养第7天的囊胚的内细胞团细胞（ICM）与滋养层细胞数平均为37和47，ICM占44.2%。

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furthermore, cytokine and growth factor influence the proliferation of cells of inner cell mass.

另外，某些细胞因子对内细胞团细胞增殖有影响。

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IPSCs obtained from embryonic stem cells in the inner cell mass of blastocysts, the nuclear transfered embryonic stem cells and the exogenous transcription factor transferred somatic cells were used to conduct the somatic cell reprogramming research.

通常用来源于囊胚期胚胎的内细胞团的胚胎干细胞、通过核移植得到的胚胎干细胞以及在成体细胞中转入外源转录因子得到的iPSCs，进行体细胞重编程研究。

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