精子成熟

过去的研究发现，MIF在精子成熟过程中起到关键作用。

Past studies have found MIF plays a key role in sperm maturation .

附睾分泌的WGA结合糖复合物可能与精子成熟有关；

The secretion of WGA-binding glycoconjugates of epididymis may be responsible for sperm maturation .

Abed博士称，这种名为巨噬细胞移动抑制因子（MIF）的物质是帮助精子成熟的关键，精子成熟是其与卵子结合的必须步骤。

Dr Yousef Al-Abed says that the substance called macrophage migration inhibitory factor ( MIF ) is the key to helping sperm mature , which is necessary for its union with an egg .

衰老对小鼠精子成熟和受精能力的影响

Effects of aging on sperm maturation and fertility in mice

精子成熟后，支持细胞退化。

When the sperm released from the sertoli cell , sertoli cell degenerated .

附睾功能及其对精子成熟的影响

Epididymal Function s and its Influence on Sperm Maturation

附睾内细胞间的相互作用：结构完整与精子成熟的重要决定因素

Understanding Cell-Cell Interactions in the Epididymis : Key Determinants for Structural Integrity and Spermatozoal Maturation

在精子成熟和参与受精过程中，有许多睾丸特异表达的基因在调控因子的作用下，以既定的时空秩序开放或关闭。

In these processes , many sperm genes are expressed under precise temporal and spatial regulation .

作者对附睾的形态结构、功能和对精子成熟影响研究现状等作简要综述。

Structure and function of epididymis and its influence to sperm maturation were summarized in this article .

附睾分泌蛋白与精子成熟的研究进展

Epididymal proteins and sperm maturation

这证明，Y染色体上的基因对于细胞减数分裂和精子成熟至关重要。

This demonstrates that the genes on a Y chromosome are essential for meiosis and sperm maturation .

还可参与精子成熟及运动，对男性避孕及不育治疗提供新的靶点，开辟新的领域。

They are related with sperm maturation , motibility and provide new targets for male contraception and infertility .

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。

Objective : To investigate whether 5 α - reductase inhibitor and dihydrotestosterone ( DHT ) play a role in spermatogenesis in male rats .

器官联合培养表明，锯缘青蟹大颚器对精巢发育的调节作用主要表现为促进精母细胞期生精小管的生长和促进生精细胞的发育和精子成熟。

The studies in vitro showed that the regulations of mandibular organs in male Scylla serrata could be manifested by promoting the development of the seminiferous tubule in the spermatocyte stage and by inducing the spermatogenesis .

羊精子在成熟和获能过程中表面的凝集素标记变化

Changes in lectin binding to ram sperm surface during maturation and in vitro capacitation

精子细胞成熟障碍患者活化环磷酸腺苷亚型反应元件调控因子的正常表达

Normal expression of isoforms activating cyclic adenosine monophosphate responsive element modulator in patients with spermatid maturation arrest

单核小孢子经两次有丝分裂，产生营养细胞和两个精子，成熟的花粉粒为三细胞型。

Monokaryotic microspore undergoes mitosis twice , producing vegetative cell and two sperms , mature pollen is three-celled type .

并针对该结果及这些调节因子对精子附睾成熟中运动能力的调节作用及其机理作了一些探讨。

4 ± 0.2.The effects of these factors on sperm motility regulation dur-ing the process of sperm epididymal maturation were discussed .

实验结果表明，羊精子在成熟过程和获能过程表面糖复合物发生明显修饰。

The results indicate that there is considerable reorganization of the glycocojugates on the surface of ram sperms during maturation and capacitation .

时期Ⅳ，精子发育成熟，核浓缩到最大限度，顶体发育完全，高尔基体退化为初级溶酶体。

Stage ⅳ, the spermatid and acrosomal complex was well developed . The nucleus condensed into the largest extent , but the Golgi complex degenerated into primary lysosome .

方法：对81例有适应证的不孕症妇女进行控制性超促排卵，然后将经过处理的丈夫的精子同成熟的卵子一同移植到宫腔，让其受精、着床。

Methods : The facilitation ovulation was carried out in 81 cases of infertility . The sperm and mature ovum were transplanted into uterine cavity for the fertilization and nidation .

关于附睾这种对精子的成熟、储存和保护的作用，人们已取得共识，认为它是男性避孕药的一个靶点。

The unique role of the epididymis in sperm maturation , storage and protection has long been recognized and led to the proposal of the epididymis as a target for contraceptives .

睾丸组织中多种精子细胞成熟障碍，各染毒组精细胞凋亡增加，其中高剂量组精细胞凋亡率为阴性对照组的1.75倍（P<0.05）。

The maturation obstacle of multi-germ cells , percentage increase of apoptotic cells , and apoptotic rate of high dose group was 1.75 times of negative control group ( P < 0.05 ) .

目的：探讨吸烟对精子核DNA成熟度和精子膜功能的影响。

Objectives : To explore the effect of smoking on sperm function .

NOS与雄性激素的分泌和精子功能的成熟有关。

NOS is related to secretion of androgen and maturation of sperm function .

结果提示：NGF在睾丸中具有自分泌与旁分泌作用的可能，不断促进精子自身的成熟与活力。

These results suggest that NGF at the testis may act as autocrine or paracrine regulatory agents for promoting maturation or mobility of spermatozoa or both .

结论睾丸组织有较强ALR表达，不同脏器的ALR作用具有脏器特异性，ALR与睾丸的发育以及精子生成及成熟密切相关。

Conclusion : ALR expression in testis is strong which is necessary for testis development , spermatogenesis and mature sperm . The function of ALR is organ special .

探究CRES亚类的表达调控及其生物学功能将有助于阐明精子发生与成熟过程的分子机制。

Investigation of the regulation and function of the CRES subgroup may help to elucidate the molecular mechanism of sperm development and maturation .

结论：Cres基因在生后不同发育阶段小鼠睾丸及附睾中呈现明显的规律性表达，可能参与精子发生、成熟过程的调控。

Conclusion : The time dependent expression pattern of the Cres gene in postnatal mouse testes and epididymis suggested that the Cres gene might be involved in the regulation of spermatogenesis and sperm maturation .

PrRP在睾丸生精小管和睾丸间质中大量存在，提示PrRP可能直接作用于睾丸，影响雄激素的分泌释放，促进精子的生成成熟。

There is a good deal of PrRP in the seminiferous tubules and leydig , indicating that PrRP may act on testis directly , influence the secretion and releasing of androgens and promote formation and maturation of sperm .