查询词典 sperm

The sperm subzonal insemination on mice denudedoocytes. This part of paper use SUZI method to investigate the effects of zona pellucidaon denuded oocytesfertilization.

二、精子注入去除卵丘细胞的小鼠卵母细胞的体外受精利用透明带下精子注射技术，研究透明带对受精的影响。

Antinori made his mark in the late 1980s, when he pioneered a technique called subzonal insemination to position sperm below the zona pellucida, the barrier around the egg, or oocyte.

安提诺里成名是在1980年代末期，那时他开发一种名为透明区带下精子注射的新技术，可以直接把精子注入卵子的透明区带下，这个透明区带是包在卵子外的一层障壁。

Antinori made his mark in the late1980s,when he pioneered a technique called subzonal inseminationto position sperm below the zona pellucida,the barrier around the egg,or oocyte.

但是，在与同事及院领导发生了几次冲突之后，他辞了职，与妻子一起创建了人类繁殖联合研究中心。20世纪80年代后期，安蒂诺里在亚区授精技术领域做出了成绩。

Antinori made his mark in the late1980s,when he pioneered a technique called subzonal inseminationto position sperm below the zona pellucida,the barrier around the egg,or oocyte.

运用该技术，可以把精子放置在卵子或卵母细胞的屏障清澈层下。

Supravital stains ; Sperm ; Eosin ; Trypan blue ; Nigrosin ; Mouse

小鼠精子；活体染色；伊红；锥兰；苯胺黑

The changes in the weight, exponential, structure of the tissue, cell apoptosis in testis and epididymis and the changes in the sperm tectology in epididymis were measured on the day 8, 13, 21 and 35 of the treatment,respectively,by the method of morphological examination.

分别在热应激持续到8d、13d、21d和35d时，应用形态学观察法，研究受试鼠睾丸和附睾重量及指数、组织结构、细胞凋亡和附睾精子形态学的变化；应用免疫荧光细胞化学和蛋白质印迹分析的方法，研究睾丸和附睾组织中热休克蛋白70(HSP70)的表达；应用比色法检测睾丸和附睾组织内活性氧和丙二醛、抗氧化物酶(SOD、GSH-Px、CAT)的活力或浓度的变化；应用交配试验，检测雄鼠受精能力及其致孕雌鼠的产仔数的变化，用以揭示热应激对雄鼠生殖机能的影响。

During the past 3 years, 2 independent experiments of sperm-mediated gene transfer in domestic silkworms were carried out respectively in 2000 and 2002 with the method direct injection of copulation thecae.

在同源重组绿色荧光蛋白表达载体pG350的基础上，以pMD18-T为质粒载体，用egfp基因替换gfp基因，构建了家蚕核型多角体病毒早期即刻蛋白基因启动子BmNPV-IE控制下的增强型绿色荧光蛋白表达载体pMD-Fib-IE-EGFP。

The research demonstrated that the sperm-mediated gene transfer method (direct injection of copulation thecae) can introduce foreign gene into silkworms, and that the foreign gene may be integrated in the chromosomes of silkworms with many copies in series and can be transmitted to G1 offspring.

本研究的结果证明了精于介导基因转移方法能将外源基因有效地导入并整合于家蚕基因组，导入的外源基因可能是以串联多拷贝的形式整合于家蚕基因组中，整合的外源基囚叶＠传午G；代。

These include a decrease in sperm production by almost 50 percent, a three- to four-fold increase in testicular cancer, an increase in the incidence of cryptorchidism (undescended testes, a condition where the testes are not in their normal location in the scrotum) and hypospadias.

这些还包括：精子产生量下降大约50%，三倍到四倍的睾丸癌发病率，隐睾症发病率增高（没有下降的睾丸，睾丸没有在阴囊中的情况）、尿道下裂。

Besides, we found that the 5′ regions of Dnmt1 and Dnmt2 were nearly completely unmethylated in all normal adults, IVF fetuses, sperm and aborted clones.

此外，我们还发现在正常成体牛、体外受精胎儿、精子和克隆流产牛胎儿中， Dnmt1和 Dnmt2基因的5′端几乎均没有发生甲基化。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐