查询词典 embryo

The results indicated that changes of population and distribution of mast cell might be one of effects of sympathetic nerve on carly development of embryo.

这一结果表明，妊娠早期子宫肥大细胞数量与型别的变化可能是交感神经影响早期胚胎发育的途径之一。

There is increasing evidence that development of preimplantation embryo is regulated by maternally and embryonically derived growth factors.

大量研究证据表明，许多生长因子和受体存在于早期胚胎和雌性生殖道中，哺乳动物早期胚胎的发育受到母源和胚胎自身生长因子的调节，生长因子以旁分泌、自分泌和内在分泌的方式作用于胚胎，调节胚胎细胞的功能。

Objective: We try to elucidate the probable mechanism of midblastula transition in zebrafish through study the cyclin C gene which is expressed maternally and zygotically during zebrafish embryo development.

斑马鱼胚胎发育过程中cyclinC基因母型和合子型表达的初步研究目的：通过研究cyclin C基因在母型和合子型的表达研究，阐释其在中囊胚过渡时期的可能作用。

Seeds with copious and ± mealy endosperm; embryo small.

种子具大量和多少粉状的胚乳；胚小。

The results show that lipid in megagametophyte is preferentially used during germination than lipid from embryo or seedlings and starch accumulation in cotyledon and hypocotyl functioned as temperate storage material.

在子叶中细胞质和质体果糖1，6二磷酸酶的活性都明显高于下胚轴，根和未萌发胚中细胞质和质体果糖1，6二磷酸酶的活性极低，表明子叶和下胚轴进行活跃的蔗糖和淀粉合成活动。

During the development three outstandingcharacteristics were observed:three kinds of different division taking place;.the orientation of spindle to be fixed in the three mitosis of one-nucleate embryo sac;.changes of starch grains during megagametophyte development to be regularity.

单核胚囊三次有丝分裂纺锤体的定向较为固定。

The results are summarized as follows: tin the polygonum embryo sac of tetraploid grape , megaspore telrad arranged in straight line.

结果如下：在四倍体葡萄的蓼型胚囊中，四分体孢子呈直线排列，合点端的大孢子发育胚囊。

Ten days post meiosis, megaspore gave rise to the one nucleate embryo sac.

花粉粒在授粉后三天发芽长出花粉管。

The megaspore tetrad is linear. The chalazal megaspore develops into an embryo sac of the polygonum type.

大孢子四分体线形排列，合点端大孢子为功能大孢子，胚囊发育为蓼型。

Mature embryo sac can form from megaspore mother cell on the modified VW medium supplemented with 0.5mg/L BA and 0.1 mg/L NAA.

在培养基无外源激素或仅含生长素或细胞分裂素时，雌配子体的发生过程不能顺利完成；在改良VW培养基上添加0.5 mg/L BA和0.1 mg/LNAA时，形成成熟胚囊。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。