blastocele是什么意思

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To establish an optimal conditions for in vitro maturation of ovine oocytes,we studied the effects of EGF,IGF-I and the union use of both of them on in vitro maturation and cleavage of ovine oocytes.

本文研究了EGFI、GF-I以及EGF和IGF-I联合对绵羊卵母细胞体外成熟和卵裂的影响,以确立绵羊卵母细胞体外成熟的最佳条件。

This paper studies the embryonic development of Spodoptera exigua(Hübner) including the cleavage, the formation of blastoderm and germ band, and the differentiation of germinal layers.

本文详细研究了甜菜夜蛾spodopteraexigua(H櫣ｂｎｅｒ)胚胎发育的卵裂、胚盘、胚带的形成和胚层分化。

Porcine oocytes were cultured in NCSU-37,compared effect of in vitro fertilization and parthenogenesis on porcine oocytes in different maturation time (46 h?58 h or 70 h), At 48h after insemination, the cleavage rates in the 46 h group was significantly lower than in 58 h and 70 h groups(P<0.

结果显示,猪卵母细胞在体外成熟培养46h、58h和70h后,46h培养组的卵母细胞体外受精后的卵裂率明显低于58h和70h培养组(P<0。

Relationship among pronuclear morphology,cleaved-embryo development and chromosomal abnormality;

原核形态、卵裂胚发育与染色体异常关系的研究

The number of high-quality oocytes was comparatively observed in the 1st experimental group and the 1st control group; the embryonic cleavage rate was observed in the 2nd experimental group and the 2nd control group and the quantity of insulin-like growth factor-1R mRNA (IGF-1R mRNA) expression in ovarian granular cells was determined by using in situ h.

实验2组与对照2组观察鼠胚卵裂率。

In order to provide some important data for IVF technique,the effect of cryopreservation and cold preservation sheep semen on the cleavage rate in vitro fertilization were studied.

结果表明:利用低温保存精液和冷冻精液,分别采用Percoll离心法和上游法制备精子进行体外受精,低温保存精液上游法的卵裂率78。

The result show that, the group with 3 mg/mL HA was significant higher than other groups in the frequency of first polar body extrusion (PB) and cleavage rate of oocytes(P<0.

0 mg/mL时,第一极体排出率和卵裂率显著高于其他各组 (P<0。

Chromosomal diagnosis in each individual blastomere of 5-to 10-cell bovine embryos derived from in vitro fertilization;

牛体外受精卵5～10细胞期单一卵裂球染色体诊断

Study on in vitro culture of blastomeres derived from mouse 2,4,8-cell embryos;

小鼠2、4、8-细胞胚胎卵裂球体外培养的研究

Integration of hepatitis B virus DNA in human embryo blastomere;

乙型肝炎病毒DNA在胚胎卵裂球细胞中的整合

(3 ) To analysis the relationship between the early cleavage and the quality of embryos.

目的：(1) 探讨人纺锤体与第一极体的位置关系，以验证传统ICSI操作的安全性；(2)探讨纺锤体与人MⅡ期卵子正常受精、异常受精、卵裂以及第3天良好胚胎形成率的关系；(3)探讨早期卵裂与胚胎质量的关系以及MⅡ期人卵纺锤体存在与否与早期卵裂的关系；(4)观察环境温度的改变对MⅡ期人卵纺锤体结构的影响。