| 1. | Differentiation of mouse spermatocytes to spermatids during in vitro culture
小鼠精母细胞在体外分化为精子细胞 |
| 2. | Effects of two kinds of herbicides on chromosome aberration of spermatocytes in mice
两种除草剂对小鼠精母细胞染色体畸变的影响 |
| 3. | During the period of primary spermatocytes , we can observe the synaptonemal complexes ( stc )
在初级精母细胞时期，可看到联会复合体。 |
| 4. | The phosphorylation of cdc2 tyr15 was increased with the age in germ cells 3 . p70s6k was mainly in spermatocyte , sperm cell and sperm
3 . p70s6k主要在精母细胞、精子细胞及精子中有所表达，在不同发育阶段细胞内的分布不同。 |
| 5. | 1 . spermatogenesis spermatogenesis can be devided into five stagesrspermatogonium , primary spermatocyte , secondary spermatocyte , spermatozon and sperm
精子发生精子发生可分为精原细胞、初级精母细胞、次级精母细胞、精细胞、精子五个阶段。 |
| 6. | There was expression of cdc2 in nuclear and plasma of spermatogonia , primal spermatocyte , sperm cell , cdc2 also exists in sperm but is fewer than other cells
Cdcz在精原细胞、初级精母细胞及精子细胞中的胞浆与胞核中均有表达，精子中也有所表达，但相对淡染 |
| 7. | A variety of biology events occur during spermatogenesis , such as self - renewal of spermatogonia , meiotic division of spermatocyte and the spermiogenesis of spermatid
生精过程中发生了许多生物学的变化，如精原细胞的自我更新，精母细胞的减数分裂和精子细胞的变形。 |
| 8. | The nucleus has two forms at the middle spermatid stage : fibrous one and condensed one . the nucleus extends into the radial arm . the number of organelles keeps increasing until secondary spermatocyte stage
与已有的报导不同的是，我们发现精原细胞分为两类，其中i类精原细胞经过分化形成n类精原细胞。 |
| 9. | According to the changes of the structure of chromatin and the morphology of cell , the process of the typical spermatogenesis of cipangopaludina chinensis can be divided into five stages : spermatogonium , primary spermatocyte , secondary spermatocyte , spermatid and mature sperm
中国圆田螺典型精子发生时，根据染色质和细胞形态的变化，可将其发生分为以下五个时期：精原细胞、初级精母细胞、次级精母细胞、精细胞和成熟精子。 |
| 10. | There are five developmental stages in the spermatogenesis , namely are primary spermatogonium , secondary spermatogonium , primary spermatocytes , secondaty spermatocytes and spermatids . the spermatids develop into sperm via the process of spermiogenesis . there exist cell junctions between two spermatids
电子显微镜观察表明：大眼鳜的精子发生和形成过程，经历了初级精原细胞，次级精原细胞，初级精母细胞，次级精母细胞和精子细胞阶段。 |
