查询词典 maturation factor

The study of regulative mechanism of oocyte maturation is always particularly major problem in biology of development.

卵母细胞成熟调控机理的研究一直是发育生物学领域的一项极其重要的课题。

Objective To study the effects of the selective inhibitor of PDE5 on mouse oocyte maturation in vitro.

目的 研究磷酸二酯酶5（PDE5）选择性抑制剂扎普司托对小鼠卵母细胞体外成熟的影响。

The aim was to study the techniques of in vitro maturation of follicular oocyte of Nanyang cattle.

［目的］研究南阳牛卵泡卵母细胞的体外成熟培养技术。

It is effective and safe for cryopreservation of mouse maturation oocyte using the close-carrier.

封闭式冷冻载体能安全、有效的冷冻保存小鼠卵母细胞。

Therefore, the acquisition of maturation competence in oocyte is dependent on a suitable temperature.

卵母细胞成熟潜能的获得显然具有温度依赖性。

Therefore,people begin to attempt to inhibit nuclear maturation of oocytes,to improve oocyte quality.

因此，近年来人们开始探讨人工控制卵母细胞核成熟，以提高卵胞质成熟度。

The results show that, with the maturity of the gonad, the undifferentiated germ cell divided and differentiated to smaller oogonium or spermatogonia, and the oogonium or spermatogonia transformed to oocyte and sperm undergoing a series of maturation process.

摘 要 通过观察栉江珧的未分化生殖细胞，精原细胞和卵原细胞，精母细胞和卵母细胞，精子和卵子的形态结构与分布状况及核仁在卵成熟过程中的变化，对栉江珧生殖细胞发生及成熟过程的有关问题进行了探讨。

According to the size and shape of cells,nuclei and nucleoli,and to the NPand the vitelline accumulation,the oogenesis can be divided into five phases:oogonium phase,small growth phase,large growth phase,pro- maturation phase and ma...

卵子发生根据卵细胞、细胞核及核仁的大小形态、核质比和卵黄积累情况可分为：1。卵原细胞期：2。小生长期；3。大生长期；4。成熟前期和5。成熟期。卵巢发育则根据第一批卵细胞的发育情况、卵巢长度及颜色分为五期，大致可归纳为三个阶段：5～7月为延缓期；8～11月为对数增长期：12～4月为稳定期。

This study was made to investigate the effect of LH on maturation and fertilization in vitro of ovine oocytes.

研究促黄体素对绵羊卵母细胞体外成熟和体外受精的影响。

The paper systematically studied the effect of time of maturation in vitro, duration of 6-DMAP treatment and culture medium system on development of parthenogenetic ovine embryos.

系统地研究了绵羊卵母细胞成熟培养时间、6-DMAP激活时间以及改进的培养液对绵羊卵母细胞孤雌发育的影响。

It's not quite as simple as that.

并没有那么容易。

It debuted in 1992 in Japan and the United Kingdom, and 1993 in the United States.

它首次亮相于1992年在日本和英国，在美国1993年。