spermatocyte

Primary spermatocyte proliferation period ( 120 days old );

120日龄左右为初级精母细胞增殖期；

At the stage of primary spermatocyte , the cell morphology changed dramatically from prophase I to telophase I.

在初级精母细胞阶段，前期Ⅰ至末期Ⅰ的细胞形态变化明显。

Method improvement for chromosome aberration test of mouse primary spermatocyte

小鼠睾丸初级精母细胞染色体畸变试验方法改进及应用

At spermatocyte ⅱ stage , the number of mitochondria decreased , but the volume increased ;

次级精母细胞期，线粒体数目开始减少，但体积增大；

A Study on the Synaptonemal Complex in the Spermatocyte of Silkworm

家蚕精母细胞接合丝复合体的研究

Research Progress in the Capacity of Fertilization of Mammal Spermatid and Spermatocyte

哺乳动物精子细胞及精母细胞授精能力研究进展

Objective To determine the effect of testosterone propionate on spermatocyte meiosis in mice .

目的探讨小鼠肌肉注射丙酸睾酮对小鼠精母细胞减数分裂前期Ⅰ分裂象的影响。

It interacted with Lamin A in mouse spermatocyte cell line .

在小鼠精母细胞系中NYD-SP12与LaminA存在着相互作用。

Tablet-making of the Cell Chromosome of Locust Spermatocyte On Mediation Method

蝗虫精母细胞染色体制片法

A four - flagellar stage appeared after the first meiotic nuclear division of spermatocyte .

雄配子发育较为缓慢，精母细胞第一次核减数分裂之后经历了一个四鞭毛期。

Observation on Sex Chromosomes of Spermatocyte in Mouse

小鼠精母细胞性染色体的观察

Conclusion Testosterone propionate plays a positive role in meiosis and maturation of spermatocyte in mice .

结论丙酸睾酮能促进小鼠睾丸精母细胞减数分裂和成熟。

Analysis of the Spermatocyte Meiotic Recombination in Male

男性精母细胞减数分裂遗传重组研究

Effect of testosterone propionate on spermatocyte meiosis in mice

丙酸睾酮对小鼠精母细胞减数分裂前期Ⅰ分裂象影响

Objective : To determine the effect of methylbenzene on meiosis of spermatocyte from mouse testis .

目的探讨甲苯对小鼠精母细胞减数分裂的影响。

Stage ⅲ: from September to January next year , the testes are at the stage of spermatocyte maturation .

Ⅲ期：9月～翌年的1月份，精母细胞成熟期。

In the mouse seminiferous tubules , all of spermatogonium and spermatocyte expressed OT positive products .

在小鼠的生精小管内，精原细胞和各级精母细胞均有催产素阳性产物表达。

In the secondary spermatocyte emerges a cavity which is formed by the aggregation of endoplasmic reticulum vesicles .

次级精母细胞核质间出现由内质小泡聚集成的腔。

Methods ( The effect of testosterone ) propionate on spermatocyte meiosis phase ⅰ was observed by slicing of mammal germ cells .

方法采用哺乳动物生殖细胞减数分裂制片技术，观察小鼠精母细胞减数分裂象的变化。

The primary spermatocyte contains decondensed chromatin , a large amount of endoplasmic reticulum vesicles , special membrane system and crystalline lattices .

初级精母细胞染色质呈非浓缩状，胞质中具众多的内质网小泡，特殊的膜系及晶格状结构。

The immunolocalization of p38 MAPK was in spermatogonium and primary spermatocyte with positive substance in nucleus .

6,7周龄小鼠睾丸中p38MAPK表达较丰富，免疫反应阳性细胞为精原细胞和初级精母细胞，免疫阳性反应物均主要位于细胞核内。

Methods : Micronucleus test in bone marrow PCE and chromosome aberration assay in primary spermatocyte were undertaken in mice exposed to the immersion .

方法：用香烟烟蒂生理盐水浸泡液为实验材料进行小鼠骨髓嗜多染红细胞（PCE）微核试验和睾丸初级精母细胞染色体畸变试验。

To hint 11-sour testosterone main to interfere with normal differentiation development of first spermatocyte , apoptosis second spermatocyte and nematoblast .

提示11-酸睾酮主要干扰了初级、次级精母细胞和精子细胞的正常分化发育。

Objective : To estimate the number of spermatids generated by one primary spermatocyte and thus evaluate the efficiency of meiosis during spermatogenesis in normal adult men .

目的：估计正常成人精子发生的成熟分裂过程中一个初级精母细胞实际形成了多少个精子细胞，从而评价成熟分裂的效率。

Scanning electron microscopic observations of chromosomes of the first prophase of meiotic division in spermatocyte of Bana nigromaculatas

黑斑蛙减数分裂前期Ⅰ的扫描电镜观察

Spermatogonial stem cells were located at seminiferous tubule which not only can maintain the number of themselves but also can differentiate to spermatocyte .

精原干细胞（SpermatogonialStemcells，SSCs）是指位于睾丸生精小管基膜上既能自我更新维持自身群体数量恒定，又能定向分化形成精母细胞，最终形成精子的一类原始干细胞。

The prophase of primary spermatocyte would appear synaptonemal complex , which should been the symbol that the homologous chromosome carried through the change of homologous gene .

黄颡鱼初级精母细胞的前期出现联会复合体，应是同源染色体之间进行同源基因交换的标志。

The influence of 1,2-dibromo-3-chloropropane ( DECP ) and carboplatin on the frequency of spermatocyte chromosomal aberration of mice and rats

二溴氯丙烷和卡铂对小鼠和大鼠精母细胞染色体畸变率的影响

Testicle Transplantation Conclusion : The methylbenzene which the concentrations were in moderate and high level had a positive inhibition to meiosis of spermatocyte from mouse testis .

结论甲苯中、高浓度抑制小鼠睾丸精母细胞减数分裂。

In male , the immunopositive reaction in spermatogonia , spermatocyte and spermatid to testosterone antibodies strengthened gradually during the development and maturation of testis .

在雄性，随着精巢发育成熟，精原细胞、精母细胞和精子细胞对睾酮抗体的免疫阳性反应逐渐增强。