cytogenetics

简明释义

英[ˌsaɪtəʊdʒɪˈnetɪks]美[ˌsaɪtoʊdʒəˈnetɪks]

n. 细胞遗传学

英英释义

单词用法

同义词

反义词

例句

1.This paper showed that cytogenetics analysis is important for diagnosing the cases with spontaneous abortion.

提示细胞遗传学对自发流产夫妇的临床诊断有很重要价值。

2.In cytogenetics, mosaicism is also sometimes referred to as mixoploidy.

在细胞遗传学中，镶嵌性有时也称为混倍体。

3.Materials and Methods: Cerebral ct findings in 23 cases with 21 trisomy syndrome, proved by cytogenetics, were retrospectively analyzed.

材料与方法：回顾性分析23例经细胞遗传学检查证实的21三体综合征的脑部ct表现。

4.From the point of view of domestic animal breeding, the paper introduces the major achievements obtained in cytogenetics.

本文从家畜育种角度概括介绍了细胞遗传学的重要研究成果。

5.It was to provide basic data of cytogenetics for origin, evolution and gene location of Songliao black pig by caryotype and banding.

通过染色体核型和显带分析，为研究松辽黑猪起源进化、品种形成和基因定位提供细胞遗传学方面的基础数据；

6.Oblinger has a PhD in cytogenetics, has been a faculty member, an academic dean, then fell in love, she says, with PCs, eventually joining IBM for a dozen years, before returning to education.

Oblinger拥有细胞遗传学博士学位，曾经是大学教师、教务长，接着与PC坠入爱河，她说，最终在重返教育界之前加入IBM公司十几年。

7.The laboratory specializes in cytogenetics testing for cancer patients.

该实验室专门为癌症患者进行细胞遗传学检测。

8.A degree in cytogenetics can lead to a career in medical genetics.

获得细胞遗传学学位可以开启医学遗传学的职业生涯。

9.Researchers in cytogenetics study chromosomes to identify abnormalities.

从事细胞遗传学的研究人员研究染色体以识别异常。

10.Advancements in cytogenetics have improved prenatal screening techniques.

在细胞遗传学方面的进展改善了产前筛查技术。

11.The field of cytogenetics is crucial for understanding genetic disorders.

领域的细胞遗传学对于理解遗传疾病至关重要。

作文

Cytogenetics is a fascinating branch of genetics that focuses on the study of chromosomes and their role in heredity. This field combines aspects of both cytology, the study of cells, and genetics, the study of heredity and variation in organisms. Understanding cytogenetics can provide valuable insights into various genetic disorders, cancer research, and evolutionary biology. As we delve deeper into this subject, we uncover how it plays a crucial role in modern medicine and our understanding of life itself.One of the primary areas of focus in cytogenetics is the analysis of chromosomal abnormalities. These abnormalities can lead to a range of genetic disorders, including Down syndrome, Turner syndrome, and Klinefelter syndrome. By studying the structure and number of chromosomes, cytogeneticists can identify these disorders at an early stage, allowing for better management and treatment options. For instance, prenatal testing often includes chromosomal analysis to detect potential genetic issues before birth, which can help parents prepare for the challenges ahead.In addition to identifying genetic disorders, cytogenetics also plays a significant role in cancer research. Many cancers are associated with specific chromosomal changes, such as translocations or deletions. By examining the chromosomes of cancer cells, researchers can gain insights into the mechanisms of tumor formation and progression. This information is invaluable for developing targeted therapies that can more effectively treat specific types of cancer. For example, the discovery of the Philadelphia chromosome in chronic myeloid leukemia has led to the development of targeted drug therapies that have significantly improved patient outcomes.Moreover, cytogenetics contributes to our understanding of evolutionary biology. By comparing the chromosomes of different species, scientists can trace evolutionary relationships and understand how certain traits have been inherited over time. This comparative approach can reveal the genetic basis of adaptations and help us understand the processes that drive evolution. For instance, studying the differences in chromosome number and structure among various species can provide insights into speciation and the mechanisms behind biodiversity.The techniques used in cytogenetics have advanced significantly over the years. Traditional methods, such as karyotyping, involve staining chromosomes to visualize their structure under a microscope. However, newer technologies, such as fluorescence in situ hybridization (FISH) and array comparative genomic hybridization (aCGH), allow for more precise and detailed analysis of chromosomal abnormalities. These advancements have revolutionized the field, enabling researchers to detect even the smallest changes in the genome that may contribute to disease.In conclusion, cytogenetics is a vital field that bridges the gap between cell biology and genetics. Its applications in diagnosing genetic disorders, advancing cancer research, and enhancing our understanding of evolution make it an essential area of study in modern science. As we continue to explore the complexities of chromosomes and their functions, we unlock new possibilities for improving human health and understanding the very essence of life. The future of cytogenetics holds great promise, with ongoing research likely to yield even more groundbreaking discoveries that will benefit society as a whole.

细胞遗传学是一个迷人的遗传学分支，专注于研究染色体及其在遗传中的作用。这个领域结合了细胞学（研究细胞）和遗传学（研究遗传和生物变异）的各个方面。理解细胞遗传学可以为我们提供关于各种遗传疾病、癌症研究和进化生物学的宝贵见解。当我们深入探讨这一主题时，我们会发现它在现代医学和我们对生命本质的理解中发挥着至关重要的作用。细胞遗传学的一个主要研究领域是染色体异常的分析。这些异常可能导致一系列遗传疾病，包括唐氏综合症、特纳综合症和克莱因费尔特综合症。通过研究染色体的结构和数量，细胞遗传学家可以在早期识别这些疾病，从而提供更好的管理和治疗选择。例如，产前检测通常包括染色体分析，以在出生前检测潜在的遗传问题，这可以帮助父母为未来的挑战做好准备。除了识别遗传疾病，细胞遗传学还在癌症研究中发挥着重要作用。许多癌症与特定的染色体变化相关，例如易位或缺失。通过检查癌细胞的染色体，研究人员可以深入了解肿瘤形成和发展的机制。这些信息对于开发针对特定类型癌症的靶向疗法至关重要。例如，慢性髓性白血病中的费城染色体的发现，导致了靶向药物疗法的发展，这显著改善了患者的预后。此外，细胞遗传学有助于我们理解进化生物学。通过比较不同物种的染色体，科学家可以追踪进化关系，并了解某些特征是如何被遗传下来的。这种比较方法可以揭示适应性的遗传基础，并帮助我们理解驱动进化的过程。例如，研究不同物种之间染色体数目和结构的差异，可以提供关于物种形成和生物多样性机制的见解。近年来，细胞遗传学中使用的技术已经显著进步。传统方法，如核型分析，涉及染色体的染色以便在显微镜下可视化其结构。然而，更先进的技术，如荧光原位杂交（FISH）和阵列比较基因组杂交（aCGH），允许对染色体异常进行更精确和详细的分析。这些进展彻底改变了这一领域，使研究人员能够检测到可能导致疾病的基因组中最小的变化。总之，细胞遗传学是一个重要的领域，连接了细胞生物学和遗传学。它在诊断遗传疾病、推进癌症研究以及增强我们对进化的理解方面的应用，使其成为现代科学中一个不可或缺的研究领域。随着我们继续探索染色体及其功能的复杂性，我们开启了改善人类健康和理解生命本质的新可能性。细胞遗传学的未来充满希望，持续的研究可能会带来更多突破性的发现，造福整个社会。