spermatogenesis

comparative studies on spermatogenesis between flagellate and unflagellate sperm in marine invertebrate

海洋无脊椎动物有鞭毛与无鞭毛类型精子发生的比较研究

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Conclusions: An intra cauda-of-epididymis administration of toosendan oil resulted in block of spermatogenesis without affecting testosterone production and sexual function.

结论：附睾注射川楝子油可影响睾丸生精功能，激活睾丸间质细胞使其功能增强，产生局部免疫性不育，而不影响雄性大鼠的睾丸酮分泌及性功能。

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Cycle of the Seminiferous Epithelium and Stages in Spermatogenesis in dd Mice

dd-小鼠的生精上皮周期和精子生成阶段

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The triploid male trout could finish spermatogenesis, but their spermary developed slower than the spermary development of the diploid in the same stage. More dead cells appeared, the sperm of triploid trout was large with the inequality of size.

三倍体雄性虹鳟能够完成精子发生过程，较同期二倍体精巢发育迟缓、坏死细胞多、精子大且大小不等。

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Spermatogenesis is a complex course during which many genes are transcripted and translated under stringent temporal and spatial regulation.

精子发生是一系列基因严格按照时空顺序相继转录表达的过程。

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An experiment study and clinical observation of the testicle spermatogenesis after scrotum reconstruction

重建阴囊对睾丸生精功能影响的临床观察及实验研究

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CONCLUSION: Aging influences spermatogenesis in testes and sperm maturation in epididymides.

结论: 衰老影响小鼠精子功能及附睾精子成熟过程.

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Recent studies showed that, in human and mouse, this gene could play an important role in spermatogenesis and sexual maturation.

最新研究表明，在人和小鼠上，TSARG7基因在精子发生与性成熟的过程中起重要作用。

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Methods: Some mice were made into Kidney-deficiency and spermatogenesis dysfunction models by given adenine orally, and some mice were made into EGF-deficiency and spermatogenesis dysfunction models by submaxillary gland resection.

方法：小鼠经灌胃腺嘌呤复制成肾虚伴生精障碍模型；切除颌下腺将小鼠复制成EGF缺乏伴生精障碍模型。

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the effect of different doses testosterone undecanoate on spermatogenesis in rats

不同剂量的十一酸睾酮对大鼠生精功能影响

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Conclusion The frequency of partial copy deletion of DAZ gene in Chinese idiopathic azoospermia or severe oligozoospermia patients is much higher than that of fertile controls, suggesting that the deletion of DAZ1/ DAZ2 may be one of the important genetic etiological factors of spermatogenesis damage.

实验组与对照组DAZ1/DAZ2共缺失率差异有极显著性。结论原发无精和严重少精症存在较高频率的AZFc区DAZ基因的部分缺失，这可能是中国男性原发不育的病因之一。

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objective: to investigate whether 5 α-reductase inhibitor and dihydrotestosterone ( dht) play a role in spermatogenesis in male rats.

目的：观察5α还原酶抑制剂与十一酸睾酮合用对雄性大鼠的生殖功能影响，从而探讨双氢睾酮是否参与生精及精子成熟的激素调节过程。

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The present paper is dealing with a haematoxylin squash method for the studies on the morphological changes of cell nuclei in the process of spermatogenesis of the mouse.

本文介绍一种研究小白鼠精子发生过程中细胞核形态学变化的苏木精压片法。

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In conclusion, we have constructed spermatogenesis-related gene expression profile in human spermatozoa and this profile could help us to elucidate the molecular events involved in spermatogenesis;

综上，本研究构建了人精子生精相关基因表达谱系，为研究精子南京医科大学硕士学位论文功能相关基因创造了条件；

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most important genes in y chromosome are related to testis determination and spermatogenesis.

Y染色体上的主要基因有睾丸决定基因和精子发生相关基因。

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Objective: To further explore the regulatory role of the spermatic nerves in spermatogenesis by investigating effects of testicular denervation on sexual hormone levels.

目的：研究睾丸去神经支配对性激素水平的影响，探讨精索神经对精子发生的调控机制。

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common effect of fyn deficiency to neurogenesis and spermatogenesis in mice

大鼠Fyn缺损对神经发生和精子形成的共同点

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Effect of MPA and MPA+ TU on the Rat Spermatogenesis and Sexual Hormones

MPA和MPA+TU对雄性大鼠生精功能和生殖激素的影响

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Spermatogenesis is a complicated and specific process of cell proliferation and differentiation, involving multiple gene expression under precise temporal and spatial regulation.

精子发生是一个十分复杂但又高度有序的细胞分化过程，是相关基因严格受时空调控相继转录表达的结果。

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Comparison of 17 α Methyltestosterone on spermatogenesis in grey mullet of fresh water and seawater

17α-甲基睾酮对淡水和海水鲻鱼精子发生的比较

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EGF may be involved in spermatogenesis by stimulating the meiotic phase, and play a role in male sexual differentiation induced by androgen.

EGF参与精子发生，其作用点主要在减数分裂过程；可影响性分化，在雄激素诱导下使胚胎向雄性方向发育。

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To better understand the molecular mechanism involved, we venture on a study to elucidate the expression, structure and function of genes encoding specific sperm proteins during various stages of spermatogenesis.

为了更好的了解精子发生的分子机理，我们着手研究了精子发生过程中各个不同时期所表达的特异基因的表达、蛋白质结构及其功能。

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In aspermous Patients the reason is the obstruction of spermatogenesis, the most common obstruction occurs in the spermatid level.

在无精症患者中是由生精阻滞所致，最常见的阻滞发生在精子细胞水平。

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ultrastructural changes in sparus macrocephalus cells during spermatogenesis

黑鲷精子发生过程中的超微结构变化

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These results suggest that the spermatogenesis and the differentiation of the germinal cells may be related to the catecholaminergic regulation.

结果提示，精子发生及生精上皮的分化与儿茶酚胺能神经调节有关。

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Effects and mechanism of estradiol-17 β on early spermatogenesis of grey mullet, Mugil cephalus

17β-雌二醇对鲻早期精子发生的影响及其作用机制

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It is still unclear what effects vasectomy has on the spermatogenesis in the testis and on the epididymal structures. It has potential influence on the fertility after reversal of the operation and on the success rate of artificial fertilization.

输精管结扎对睾丸精子发生和附睾结构的影响仍不完全清楚，而它可能影响输精管吻合术后生育能力的恢复或输精管结扎后进行人工受精的成功率。

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