卵子受精

精子形态、顶体反应与卵子受精率的相关性研究

The Relationship between Acrosome Reaction , Sperm Morphology and Ovum Fertilization Rate in IVF

在体外，精子顶体反应率的高低与卵子受精率没有明显的相关性。

In vitro , the acrosome reaction of sperm does not influence the ovum fertilization rate .

雄性的精子使雌性的卵子受精。

The male sperm fertilizes the female egg .

蛋白激酶C在哺乳动物卵子受精过程中的作用

Protein Kinases C Involved in the Fertilization of Mammalian Eggs

抑制第一极体排出的最佳时间是在卵子受精后10min。

The best time of inhibition of the first polar body is 10 min after fertilization .

hira基因在两亲缘种成熟卵子受精前后表达情况不同，可能与两种鱼不同的生殖方式有关。

The different expression characters of hira gene in these fish species may be related to the different reproduction models . The research on Drosophila has indicated hira gene related to sperm nucleus decondensation during fertilization .

作为精子初级受体的ZP3诱导产生的自身抗体能够阻止卵子受精并且已经被作为人类不孕疫苗的候选靶抗原。

Zona pellucida 3 ( ZP3 ) acts as the primary sperm receptor , induces autoantibody that can prevent oocyte from fertilization and has been proposed as a vaccine candidate for the contraception in human .

这张图片近拍了大量精子尝试给一个卵子受精的场景。

Here'sa close-up of a number of sperm trying to fertilise an egg .

精子使卵子受精，开始孕育新生命。

A male sperm fertilises a female egg to start a new life .

山羊卵子受精及原核期胚胞质成分的微细结构研究

Fine structure of fertilization and cytoplasmic components of the pronuclear embryos in the goat

因此，阻止此蛋白质的生成能够避免卵子受精。

Therefore , blocking this protein could prevent the sperm from fertilising the egg .

他们强调，他们不打算用人造精子使人类卵子受精。

They stressed they had made no attempt to fertilise human eggs with the sperm .

冻存精子与卵子受精后行囊胚移植分娩一健康婴儿

Birth of a healthy baby after transfer of blastocysts derived from cryopreserved human oocytes fertilized with frozen spermatozoa

胚胎学：研究从卵子受精开始到胎儿出生这一时期胚胎及胎儿生长发育的科学。

Embryoloy : The study of growth and development of the embryo and fetus from fertilization of the ovum until birth .

本研究用光镜和电镜观察到山羊卵子受精15～16小时后，大部分处在原核期。

Light and electron microscopic observations revealed that most of the embryos collected 15-16 hours after fertilization were at the pronuclear stage .

戴维有不育男子常见的基因缺陷，他的精子无法使卵子受精。

David may have a genetic defect , common in infertile men , that makes his sperm unable to fertilize an egg .

在用精子使卵子受精之前，他们先对精子进行检查，以确认它是健康且不存在基因缺陷的。

Before using the sperm to fertilize an egg , they could test it to make sure it was healthy and lacked the genetic defect .

根据结果表明，在上述孵化条件下，半滑舌鳎的卵子受精后，原生质向动物极集中，油球多分布于植物极。

According to the experiment , the protoplasm centralized to the creatural pole , and the oil globules distributed to the plant pole after the fertilization .

所以在人格理论上，卵子受精的时候我还不存在，卵子和精子结合时。

So on the personality theory , I did not exist when that fertilized egg came into being , when the egg and the sperm joined .

牛源性与重组人透明质酸酶在同胞卵子受精率及胚胎形态作用比较：一项预期、盲式、随机研究

Comparison of bovine and recombinant human-derived hyaluronidase with regard to fertilization rates and embryo morphology in a sibling oocyte model : a prospective , blinded , randomized study

年轻组和大龄组相比，两组间的纺锤体出现率有显著差异，尸<0.01。两组间的卵子受精率分别是80.5%和75.6%，没有显著差异；

There was significant difference in spindle image rates between the two groups , P < 0.01 . The fertilization rates showed no different , 80.5 % and 75.6 % in younger and elder group .

少数细胞通过了细胞减数分裂的关键一步，发育成为有活力的精子，有用以使卵子受精的精子头部和使精子移动的尾部。

A few of the cells underwent the crucial step of meiosis cell division followed by growth into mobile sperm with a head ( to fertilise the egg ) and tail ( for mobility ) .

32只试验供体于75～80小时采卵，平均取得受精卵10.31±6.7，卵子受精率77.66%，8～16细胞卵占受精卵总数的81.52%。

The average number of fertilized eggs recovered were 10.31 ± 6.7 from 32 experimental donors , eggs of which were collected at 75 80 hrs , and fertilization rate was 77.66 % , 8 16 cell embryos accounted for 81.52 % of the total fertilized eggs .

目前，科学家正在申请，以期获得在实验室给卵子受精的允许。首席研究员、爱丁堡大学生物科学学院的教授艾芙琳·特尔佛说道：“能在实验中培育出完全成熟的卵子或能扩大现有生育治疗的范围。”

They are now applying for permission to fertilise the eggs in the lab. Lead researcher Professor Evelyn Telfer , of the University of Edinburgh 's school of biological sciences , said : " Being able to fully develop human eggs in the lab could widen the scope of available fertility treatments . "

电刺激激活处理卵母细胞显著提高了精子头核和死精子注射后卵子的受精率（13.79%vs.19.30%；12.50%vs.18.97%；P＜0.01）。

The rate of fertilization of sperm heads and dead sperms was significantly increased by the electric simulation treatment of ova ( 13.79 % vs.19.30 % ; 12.50 % vs.18.97 % ; P < 0.01 ) .

体外受精试验表明，双炔失碳酯在Bww培养液中的浓度超过1.56μg/ml时，实验组和对照组卵子的受精率有显著差别（P<0.01）。

In vitro fertilization experiments showed that when the dosage of Anordrin was more than 1.56 μ g / ml in BWW medium , the in vitro fertilization rate decreased significantly in comparison with control , ( P < 0.01 ) .

冷冻可以引起卵子正常受精率的降低。

Cryopreservation could decrease the normal fertilization rates of the oocytes .

它也可以使女人产生多一个以上的卵子可以受精。

It can also make a woman produce more than one egg which can be fertilized .

在第5时相成熟卵子的受精孔中仍有精孔细胞堵塞。

The micropyle of the matured oocyte in the phase 5 was blocked up by the micropyle cells .

卵子维持受精能力的时间

Duration of eggs fertile