spermatogonia

简明释义

英[ˌspɜrˌmætəˈɡoʊniə]美[ˌspɜrˌmætəˈɡoʊniə]

精原细胞

英英释义

单词用法

同义词

反义词

例句

1.The mutagenicity of avermectin on male germ cells was studied by the method of analysis of chromosomal aberrations in mouse spermatogonia.

本文以小鼠精原细胞染色体畸变分析方法研究其对雄性生殖细胞的诱变性。

2.In the workers, a strong expression of Bcl-2-like was shown in secondary spermatocytes, and a lower expression level in spermatogonia and primary spermatocytes.

工蚁在次级精母细胞中最高，在精原细胞和初级精母细胞中较低。

3.At 7 days, in the tubules spermatogonia appeared.

生后7天出现精原细胞。

4.Objective to explore acrylonitrile (ACN) induced DNA damage on Newt spermatogonia, and to compare the difference in DNA damages before and after microsomal enzyme activation.

目的探讨丙烯腈(acn)对睾丸精原细胞dna的损伤作用及经肝微粒体酶活化前后该损伤程度的差异。

5.Methods: the sister chromatid exchange (SCE) test in mice spermatogonia was used in the study.

方法：采用小鼠精原细胞姐妹染色单体交换实验。

6.Methods The changes of aberration yields induced by different radiators were determined using chromosomal aberration assay in both bone marrow cells and spermatogonia.

方法不同辐射体核素诱发的畸变产额变化，通过骨髓细胞和精原细胞染色体畸变测定。

7.There was significant difference(P<0.01)in the ratio of HSP70-positive spermatogonia before puberty, which was lowest in neonatal and highest in late infantile.

前三个发育阶段睾丸精原细胞HSP70阳性率比较在统计学上有显著性差异（P＜0.01），其阳性细胞率在新生猴期最低，童猴后期最高。

8.Objective: to study isolation and purification of rat spermatogonia and effects of bisphenol a on activities and morphology and structure of spermatogonia in vitro.

目的探讨大鼠精原细胞的分离纯化及双酚a对精原细胞活力和结构的影响。

9.Enriched UO2F2 could result in chromosomal aberrations in spermatogonia and primary spermatocytes.

浓缩铀uo_2f_2可诱发精原细胞和初级精母细胞的染色体畸变。

10.The process of spermatogenesis begins with spermatogonia that differentiate into primary spermatocytes.

精子发生的过程始于精原细胞，它们分化为初级精母细胞。

11.Research shows that environmental factors can affect the health of spermatogonia in males.

研究表明，环境因素会影响男性精原细胞的健康。

12.During puberty, the number of spermatogonia increases significantly in the testes.

在青春期，睾丸中的精原细胞数量显著增加。

13.In the male reproductive system, spermatogonia are the initial cells that undergo division to produce sperm.

在男性生殖系统中，精原细胞是最初的细胞，它们通过分裂产生精子。

14.The mutation in genes related to spermatogonia can lead to infertility in men.

与精原细胞相关的基因突变可能导致男性不育。

作文

The process of human reproduction is a fascinating subject that involves a series of complex biological events. At the heart of this process are male germ cells, specifically the spermatogonia (精原细胞). These cells play a crucial role in the formation of sperm, which is essential for fertilization and the continuation of species. Understanding spermatogonia is vital for comprehending how male fertility is established and maintained.Spermatogonia are the earliest precursor cells in the male reproductive system. They reside in the seminiferous tubules of the testes, where they undergo a series of divisions to eventually form mature spermatozoa. The life cycle of spermatogonia begins with mitotic divisions, where these cells replicate themselves. This process ensures a continuous supply of germ cells throughout a male's reproductive life. It is remarkable how these cells can divide and differentiate into more specialized cells, paving the way for the production of sperm.As spermatogonia mature, they enter a phase known as meiosis, where they undergo two rounds of cell division. This is a critical step because it reduces the chromosome number by half, resulting in haploid cells that can combine with the female egg during fertilization. The transformation from spermatogonia to spermatozoa is a highly regulated process, influenced by various hormones, including testosterone and follicle-stimulating hormone (FSH).The health and functionality of spermatogonia are vital for male fertility. Any disruption in their development can lead to infertility issues. Factors such as environmental toxins, hormonal imbalances, and genetic disorders can negatively impact the viability of these cells. Research has shown that lifestyle choices, including diet and exercise, can also influence the health of spermatogonia. Therefore, maintaining a healthy lifestyle is essential for supporting reproductive health.In recent years, scientists have been exploring the potential of spermatogonia in regenerative medicine. There is ongoing research into the possibility of using these cells for treating male infertility. By understanding the mechanisms that govern the behavior of spermatogonia, researchers hope to develop therapies that can help restore fertility in men who have lost their ability to produce sperm due to various medical conditions.In conclusion, spermatogonia are fundamental cells in the male reproductive system that are essential for the production of sperm. Their ability to undergo mitosis and meiosis allows for the continuous generation of sperm cells necessary for reproduction. Understanding the biology of spermatogonia not only sheds light on male fertility but also opens up new avenues for medical research aimed at addressing infertility. As science progresses, the insights gained from studying spermatogonia may lead to innovative treatments that could benefit countless individuals facing reproductive challenges.

人类生殖过程是一个引人入胜的主题，涉及一系列复杂的生物事件。在这个过程中，男性生殖细胞，特别是spermatogonia（精原细胞），发挥着至关重要的作用。这些细胞对精子的形成至关重要，而精子又是受精和物种延续所必需的。理解spermatogonia对于理解男性生育能力的建立和维持至关重要。Spermatogonia是男性生殖系统中最早的前体细胞。它们位于睾丸的曲小管中，在那里经历一系列分裂，最终形成成熟的精子。Spermatogonia的生命周期始于有丝分裂，在这一过程中，这些细胞自我复制。这个过程确保在男性的生殖生命中不断提供生殖细胞。令人惊叹的是，这些细胞能够分裂并分化为更专门化的细胞，为精子的生产铺平道路。随着spermatogonia的成熟，它们进入一种称为减数分裂的阶段，在这一阶段，它们经历两轮细胞分裂。这是一个关键步骤，因为它将染色体数量减少一半，导致单倍体细胞的形成，这些细胞可以在受精时与女性卵子结合。Spermatogonia向精子的转化是一个高度调节的过程，受到包括睾酮和促卵泡激素（FSH）在内的各种激素的影响。Spermatogonia的健康和功能对男性生育能力至关重要。它们发展中的任何干扰都可能导致不育问题。环境毒素、激素失衡和遗传疾病等因素都可能对这些细胞的活力产生负面影响。研究表明，生活方式选择，包括饮食和锻炼，也会影响spermatogonia的健康。因此，保持健康的生活方式对支持生殖健康至关重要。近年来，科学家们一直在探索spermatogonia在再生医学中的潜力。正在进行的研究旨在利用这些细胞治疗男性不育症。通过理解控制spermatogonia行为的机制，研究人员希望开发出能够帮助恢复生育能力的疗法，以帮助因各种医疗条件而失去产生精子能力的男性。总之，spermatogonia是男性生殖系统中基本的细胞，对精子的生产至关重要。它们进行有丝分裂和减数分裂的能力允许不断生成精子细胞，这是生殖所必需的。理解spermatogonia的生物学不仅阐明了男性生育能力，而且为针对不育症的医学研究开辟了新的途径。随着科学的进步，从研究spermatogonia中获得的见解可能会导致创新治疗方法，造福无数面临生殖挑战的人。