精子的

Researchers believe that this part of the male long-term high concentration of nitric oxide, a sulfur dioxide, carbon monoxide and lead the work environment, motor vehicle exhaust, and nitric oxide, lead, most likely to damage sperm quality.

研究人员认为，这部分男性长期在高浓度的一氧化氮、一氧化硫、一氧化碳和铅等汽车废气环境中工作，而一氧化氮、铅等，最容易破坏精子质量。

Aim To explore the relationship between nitric oxide and leucocyte sperm disease infertility.

目的 探讨一氧化氮与白细胞精子症不育的关系。

The synthelical effects limen was about 2500vms.The best resultobtained at the condition of 600V/cm,27ms.

对皱纹盘鲍的精子电脉冲处理以600V/cm，27ms左右为宜。

A result of these foods with high lysine is an essential element of spermiogenesis.

因这些食物中含赖氨酸高，是精子形成的必要成分。

5 ml fresh chicken semen was divided into five groups equally, each of which was diluted at the volume ratio 1:4. With the group without magnetic treatment as the control, the other four groups were magnetized for 6, 12, 24 and 48 min in the self-made magnetizer, respectively. Subsequently, all the five groups were stored at 2-4 ℃, and the sperm motility, survival time, survival index and deformity rate were observed regularly.

方法］将5 ml新鲜精液平均分为5份，每份按1：4进行稀释，其中1份为对照组，不作磁化处理，其余4份分别放入自制磁化器中磁化6、12、24、48 min，5组均置于24℃的冰箱中保存，定时观测精子活率、存活时间、生存指数和畸形率。

For example, as Maloney and Ross's first ART daughter grew older, and they discussed her conception, she came to understand that a cell meant an egg or a sperm.

例如，当 Maloney 和 Ross 第一个 ART 女儿长大一点，他们再次谈起了她的受孕，之后女儿开始理解一个细胞表示一个卵子或一个精子。

The research on mannose receptor of human spermatozoon started in 1990's.

人精子"甘露糖受体"(Mannose receptor，MR)是90年代新开辟的研究领域。

Sperm trade outside the 88 institutions approved by the MOH is banned in China.

学生们一定要在同意捐献精子之前验证他们的"代理"身份。

Objective To evaluate the influence of sperm washing on accuracy of sperm morphometry.

目的 探讨常规精子形态学染色中离心洗涤步骤对分析结果的影响。

Objective To study the effect of nitric oxide on sperm motility.

目的 探讨一氧化氮对精子运动影响的机制。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。