cytogenetic

简明释义

英[ˌsaɪtəʊdʒɪˈnetɪk]美[saɪtoʊdʒəˈnetɪk]

adj. 细胞生成的；细胞发生的

英英释义

单词用法

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例句

1.CONCLUTION: There were more severe cytogenetic damage and slower repair in continual exposure to radiation than in a single irradiation.

结论：迁延照射造成的细胞遗传学损伤较一次照射严重，且修复缓慢。

2.For this purpose, he has analyzed, by means of statistical methods, the cytogenetic changes in a group of patients with MM.

鉴于这个目的，他通过统计学方法对一群多发性骨髓瘤病人的细胞发生的变化进行了分析。

3.Said disease-resisting translocation line Y96060 can be confirmed by means of cytogenetic analysis, chromosome C zoning and in situ hybridization and RAPD technique.

抗病易位系Y96060可通过细胞遗传分析，染色体C分带和原位杂交技术，RAPD技术得到确认。

4.METHODS G banding of chromosomes and then karyotype were analysized with an international system for human cytogenetic nomenclature (ISCN).

方法染色体G显带后按人类细胞遗传学国际命名体制（ISCN）进行核型分析。

5.Many factors can result in male infertility, and a number of studies have indicated that reproductive difficulties are associated intimately with cytogenetic abnormalities.

引起男性不育因素很多，大量研究已经表明男性不育与细胞遗传学异常有关。

6.Methods:We have analysed 840 cases of congenital mental retardation with biochemistry lab tests, cytogenetic study and family investigation.

方法：对840例先天性智力低下患者进行生化检查、家系分析和细胞遗传学分析。

7.The study of chromosomal abnormalities is a key component of cytogenetic 细胞遗传学 research.

染色体异常的研究是细胞遗传学研究的一个关键组成部分。

8.Doctors often use cytogenetic 细胞遗传学 testing to diagnose genetic disorders in patients.

医生常常使用细胞遗传学测试来诊断患者的遗传疾病。

9.The cytogenetic 细胞遗传学 analysis revealed a deletion in chromosome 5.

这项细胞遗传学分析揭示了5号染色体上的缺失。

10.Researchers are exploring the role of cytogenetic 细胞遗传学 factors in cancer development.

研究人员正在探索细胞遗传学因素在癌症发展中的作用。

11.A comprehensive cytogenetic 细胞遗传学 evaluation is essential for prenatal diagnosis.

全面的细胞遗传学评估对于产前诊断至关重要。

作文

Cytogenetics is a branch of genetics that focuses on the study of chromosomes, their structure, function, and behavior during cell division. This field plays a crucial role in understanding genetic disorders and abnormalities. The term cytogenetic refers to the genetic analysis of cells, particularly the examination of chromosomal abnormalities that can lead to various diseases, including cancer and congenital disorders. By studying the cytogenetic aspects of cells, scientists can identify specific genetic markers that are associated with certain conditions, thus paving the way for better diagnosis and treatment options. The importance of cytogenetic research cannot be overstated. For instance, individuals with Down syndrome have an extra copy of chromosome 21, a condition that can be detected through cytogenetic techniques such as karyotyping. Karyotyping involves staining chromosomes and arranging them in pairs to visualize any abnormalities. This process allows healthcare providers to confirm diagnoses and offer appropriate counseling to families. Moreover, cytogenetic studies are vital in cancer research. Many cancers are associated with chromosomal changes, such as translocations, deletions, or amplifications. For example, chronic myeloid leukemia (CML) is characterized by the Philadelphia chromosome, which results from a translocation between chromosomes 9 and 22. Identifying these cytogenetic alterations helps oncologists determine the most effective treatment strategies for patients. In addition to its clinical applications, cytogenetic research has implications for evolutionary biology. By comparing the chromosomal structures of different species, scientists can gain insights into evolutionary relationships and the mechanisms of speciation. This comparative approach can reveal how certain cytogenetic features have been conserved or altered over time, shedding light on the evolutionary pressures that shape genetic diversity. Technological advancements have significantly enhanced the capabilities of cytogenetic analysis. Techniques such as fluorescence in situ hybridization (FISH) allow researchers to visualize specific DNA sequences within chromosomes, providing a more detailed understanding of chromosomal organization and function. These innovations have opened new avenues for research and have improved diagnostic precision in clinical settings. In summary, cytogenetic research is essential for advancing our understanding of genetics and its implications for health and disease. The ability to analyze chromosomes and detect abnormalities has profound implications for diagnosing genetic disorders, understanding cancer, and exploring evolutionary biology. As technology continues to evolve, the field of cytogenetic will undoubtedly expand, leading to new discoveries that can improve human health and deepen our understanding of life itself.

细胞遗传学是遗传学的一个分支，专注于研究染色体及其结构、功能和在细胞分裂过程中的行为。这个领域在理解遗传疾病和异常方面起着至关重要的作用。术语细胞遗传学指的是对细胞进行的遗传分析，特别是检查可能导致各种疾病（包括癌症和先天性疾病）的染色体异常。通过研究细胞的细胞遗传学方面，科学家可以识别与某些疾病相关的特定遗传标记，从而为更好的诊断和治疗方案铺平道路。 细胞遗传学研究的重要性不容小觑。例如，患有唐氏综合症的个体有一条额外的21号染色体，这种情况可以通过细胞遗传学技术如核型分析来检测。核型分析涉及对染色体进行染色并将其配对排列，以可视化任何异常。这一过程使医疗提供者能够确认诊断，并向家庭提供适当的咨询。 此外，细胞遗传学研究在癌症研究中也至关重要。许多癌症与染色体变化有关，例如易位、缺失或扩增。例如，慢性髓性白血病（CML）以费城染色体为特征，该染色体是由9号和22号染色体之间的易位引起的。识别这些细胞遗传学改变有助于肿瘤科医生确定患者最有效的治疗策略。 除了临床应用，细胞遗传学研究对进化生物学也具有重要意义。通过比较不同物种的染色体结构，科学家可以深入了解进化关系和物种形成机制。这种比较方法可以揭示某些细胞遗传学特征是如何在时间上被保留或改变的，从而阐明塑造遗传多样性的进化压力。 技术进步显著增强了细胞遗传学分析的能力。荧光原位杂交（FISH）等技术使研究人员能够在染色体内可视化特定的DNA序列，从而提供对染色体组织和功能的更详细理解。这些创新为研究开辟了新的途径，并提高了临床环境中的诊断精度。 总之，细胞遗传学研究对于推动我们对遗传学及其在健康和疾病中的影响的理解至关重要。分析染色体和检测异常的能力对诊断遗传疾病、理解癌症和探索进化生物学具有深远的影响。随着技术的不断发展，细胞遗传学领域无疑会不断扩展，带来新的发现，从而改善人类健康，深化我们对生命本身的理解。