blastula

In vitro cultured early embryos, Tb4 mRNA began to increase from the zygotes stage, until the morula and blastula stages, the expression reached a peak.

在早期胚胎体外培养的过程中，Tb4mRNA从合子时期开始出现上调性表达，直到桑椹胚和囊胚，其表达量达到峰值。

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blastula stage in embryonic development which represents the final product of cleavage stages, characterized by formation of the blastocoel.

囊胚代表胚胎发展的最后分裂阶段，特徵为囊胚腔的形成。

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One hundred and ninety two and 960 PCR positive clones were respectively selected to perform dot blot tests; 15 and 131 dot blot positive clones were obtained from SSH plasmid libraries in the blastula and tail bud stage embryos.

分别取囊胚期胚胎和尾芽期胚胎各192和960个PCR阳性克隆进行斑点杂交，得到15个囊胚期和131个尾芽期的斑点杂交阳性克隆。

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The results indicated that the fertilized eggs in blastula stage and yolk-sac larva of Paralichthys olivaceus were more sensitive to algal toxin than those in other development stages.

实验结果表明，原肠期前的发育卵和初孵仔鱼对赤潮异弯藻较其他发育阶段更为敏感。

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However , content of the dissolvable protein and amino acid during gastrula stage during blastula stage.

总氨基酸含量在胚胎发育早期下降较快, 胚胎发育至后无节幼体期氨基酸含量下降幅度变缓.

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Confocal laser scanning results showed that in the early blastula implantation, Tb4 protein expressed higher in the side of implantation, revealed Tb4 could regulate the embryo implantation by actived the actin depolymerization activity processes. 5.

激光共聚焦结果显示在早期着床囊胚中，Tb4蛋白在着床侧细胞的表达水平较高，揭示Tb4蛋白可能通过调节微丝解聚活动对胚胎着床活动产生重要的影响。

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The invasiveness of trophoblast is highly important for blastula implantation, placenta development, and the establishment of maternal-fetal circulation. The invasive abnormity of the trophoblast and abnormal remodeling of uterus spiral artery are the main reason causing pre-eclampsia, fetal growth restriction and spontaneous abortion.

滋养细胞侵袭能力对于囊胚植入、胎盘发育，并建立母-胎循环至关重要；滋养细胞侵袭功能异常，蜕膜螺旋动脉重塑不良是子痫前期、胎儿宫内生长迟缓、自然流产等妊娠相关疾病的主要原因。

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From fertilized eggs to newly hatched larvae, can be divided into 4 main stages; including cleavage stage, blastula stage, gastrula stage and formation of embryo stage, total 22 embryonic development stages.

从受精卵到仔鱼出膜可分为卵裂期、囊胚期、原肠期、胚体形成期4个主要阶段，22个发育时期。

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germ ring the thick end rim of the blastoderm evident during late blastula and gastrula stages.

胚环胚膜的增厚边缘发生在囊胚晚期与原肠期阶段的时候。

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It enter the late blastula stage in 6h 50 min.

6小时50分进入低囊胚期。

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the rearrangement of the blastula into a three-dimensional organism with inner, middle, and outer layers occurs during gastrulation .

在原肠胚形成过程中，囊胚重新排列，形成包括内层，中层，外层的三围组织。

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After artificial fertilization, the first and second polar body was released from the egg. The blastula was formed by spiral cleavage. The gastrula, which was formed by invagination, was hatched at 24h pf ( post-fertilization).

单环刺螠虫受精后卵子先后排放第一、二极体，经螺旋型卵裂后生成腔囊胚，囊胚经内陷形成原肠胚，胚体于受精后24h孵化，形成担轮幼虫。

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the rearrangement of the blastula into a three-dimensional organism with inner, middle, and outer layers occurs during gastrulation .

在原肠胚形成过程中，囊胚重新排列，形成包括内层，中层，外层的三围组织。

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Individual blastomeres of gold fish were isolated at blastula stage and preserved in liquid nitrogen at-196 ℃ with the additives of DMSO and collagen in the medium for cryogenic storage.

将金鱼囊胚期的细胞分离后，保存于-196℃液氮中，并对保存后化冻的细胞用细胞核移植的方法检测了其细胞核发育的能力。

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The outer layer of a blastula that gives rise to the ectoderm after gastrulation.

外胚层囊胚的外层,在原肠胚形成之后生后外胚层组织.

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From the beginning of oocytes maturation until the formation of the early blastula implantation, Tb4 protein expression showed an increasing tendency.

由卵母细胞成熟开始，直至早期着床囊胚的形成，Tb4蛋白的表达水平呈现上调性变化。

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cloning of zebrafish: development of non-enucleated unfertilized eggs provided with nuclei from blastula cells

斑马鱼的克隆：囊胚细胞核移入正常具核卵子的发育

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the authors have observed that the blastoderm, the blastomeres and the blastula cells have intimate relation with the yolk which plays a very important part in the development of the embryo.

在鳙鱼胚胎发育的几个早期阶段，作者观察到在胚盘、分裂球和囊胚层细胞与卵黄这种重要物质之间有某种有机联系。

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The cells of the blastula , called blastomeres, also each receive a full diploid set of chromosomes.

这些囊胚细胞, 称卵裂球, 每个细胞都有一套二倍体染色体组.

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It enter the late blastula stage in 6 h 50 min.

6小时50分进入低囊胚期.

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