isogenic

简明释义

英[ˌaɪsəʊˈdʒenɪk]美[ˌaɪsoʊˈdʒenɪk]

adj. [遗] 同基因的

英英释义

单词用法

同义词

反义词

例句

1.The secondary mapping populations (SMPs), which were used to map quantitative trait loci (QTLs), include near-isogenic lines, introgression lines, chromosome segment substitution lines et al.

用于作物数量性状基因座（QTL）定位研究的次级作图群体有近等基因系、导入系、染色体片段代换系等。

2.The secondary mapping populations (SMPs), which were used to map quantitative trait loci (QTLs), include near-isogenic lines, introgression lines, chromosome segment substitution lines et al.

用于作物数量性状基因座（QTL）定位研究的次级作图群体有近等基因系、导入系、染色体片段代换系等。

3.The study discovered that under normal, arid and salt stress, the content of leaves free proline is much higher in wheat salt resistant that in its salt unresitant near isogenic line.

发现小麦抗盐突变体在正常以及干旱胁迫和盐胁迫情况下，叶片游离脯氨酸的含量明显高于其不抗盐的近似等位基因系。

4.Near-isogenic lines at the Wx loci are important materials for wheat starch quality breeding. However, there are no such lines under the Chinese cultivated wheat genetic background.

糯性位点近等基因系是小麦淀粉品质育种的重要材料，而我国目前还没有一套中国栽培小麦遗传背景的糯性位点近等基因系。

5.There were highly significant differences in heading date, flowering date, plant height and number of seed-setting spikelets per head among different pairs of isogenic lines.

在不同对的近等基因系之间，抽穗期、开花期、株高、穗长和结实小穗数等五个性状有极显著的差异。

6.Near isogenic lines were important base for the construction of molecular genetic maps, QTLs location and molecular markers-assisted breeding.

近等基因系是分子遗传图谱构建、数量性状基因定位及分子标记辅助育种的重要基础。

7.Two PCR amplified fragments were found to be tightly linked to Pi-h-1 (t) by RAPD analysis. of near isogenic pools of DNA from F2 plants.

应用近等基因池DNA和随机引物，经PCR扩增和共分离分析，建立了二个RAPD片段与抗病基因紧密连锁。

8.The near isogenic lines with Oleson did not affect the spikelet numbers and flag leaf length of backcrossing male parents.

奥尔森矮源近等基因系对回交父本的小穗数没有影响，对旗叶长影响比较小；

9.The near-isogenic lines (NILs) are the important materials in studying the performance and function of the crop traits.

近等基因系是研究作物性状表现与功能的重要材料。

10.The characterization of genetic backgrounds is favorable to select good near-isogenic lines.

对近等基因系进行遗传背景检测，有利于选育高质量的近等基因系材料。

11.The researchers used isogenic strains of mice to study the effects of a new drug.

研究人员使用了同源的小鼠株来研究新药的效果。

12.In genetic studies, isogenic lines are essential for controlling genetic variability.

在遗传研究中，同源品系对于控制遗传变异至关重要。

13.The laboratory developed isogenic plants to evaluate the impact of environmental factors.

实验室开发了同源植物，以评估环境因素的影响。

14.Using isogenic cell lines allows for more accurate comparisons in cancer research.

使用同源细胞系可以更准确地进行癌症研究中的比较。

15.The study involved isogenic mouse models to test the effectiveness of gene therapy.

该研究涉及使用同源小鼠模型测试基因治疗的有效性。

作文

In the field of genetics, the term isogenic refers to organisms or cells that are genetically identical. This concept is crucial in various scientific studies, particularly in understanding genetic variations and their implications on health and disease. For instance, researchers often use isogenic strains of mice to study the effects of specific genes on behavior, physiology, and response to treatments. By controlling for genetic differences, scientists can isolate the impact of environmental factors or specific interventions, leading to more accurate and reliable results. The importance of isogenic models extends beyond basic research. In the pharmaceutical industry, drug testing often employs isogenic cell lines to evaluate the efficacy and safety of new compounds. Since these cell lines are genetically uniform, any observed changes in drug response can be attributed to the drug itself rather than genetic variability among different cell types. This approach significantly enhances the validity of preclinical studies and paves the way for more effective therapies. Moreover, isogenic organisms are invaluable in agriculture. Breeding programs aim to produce isogenic varieties of crops that exhibit desirable traits such as disease resistance, higher yield, or improved nutritional content. By ensuring genetic uniformity, farmers can achieve consistent quality in their produce, which is essential for meeting market demands and ensuring food security. However, the reliance on isogenic systems also raises ethical and ecological concerns. The lack of genetic diversity in isogenic populations can make them more susceptible to diseases and environmental changes. For example, a monoculture of isogenic plants could be devastated by a single pest or pathogen, leading to significant agricultural losses. Therefore, while isogenic approaches offer numerous advantages in research and industry, it is crucial to balance them with strategies that promote genetic diversity and resilience. In conclusion, the concept of isogenic organisms plays a pivotal role in various scientific fields, from genetics to agriculture. Understanding and utilizing isogenic models allows researchers and practitioners to draw more precise conclusions and develop better solutions. However, it is essential to remain mindful of the potential downsides of reduced genetic diversity. As we advance in our scientific endeavors, integrating isogenic techniques with strategies that support biodiversity will be vital for sustainable progress. The future of research and agriculture depends on our ability to harness the benefits of isogenic systems while safeguarding the genetic diversity that is crucial for resilience and adaptability.

在遗传学领域，术语同源指的是基因完全相同的生物或细胞。这个概念在各种科学研究中至关重要，特别是在理解遗传变异及其对健康和疾病的影响方面。例如，研究人员常常使用同源的小鼠品系来研究特定基因对行为、生理和治疗反应的影响。通过控制遗传差异，科学家可以隔离环境因素或特定干预措施的影响，从而得到更准确和可靠的结果。 同源模型的重要性不仅限于基础研究。在制药行业，药物测试通常采用同源细胞系来评估新化合物的有效性和安全性。由于这些细胞系在基因上是均匀的，任何观察到的药物反应变化都可以归因于药物本身，而不是不同细胞类型之间的遗传变异。这种方法显著提高了临床前研究的有效性，并为更有效的治疗铺平了道路。 此外，同源生物在农业中也极为宝贵。育种计划旨在生产具有优良特征的同源作物品种，如抗病性、更高的产量或改善的营养成分。通过确保遗传一致性，农民可以在其产品中实现一致的质量，这对于满足市场需求和确保粮食安全至关重要。 然而，对同源系统的依赖也引发了伦理和生态方面的担忧。同源种群缺乏遗传多样性可能使其对疾病和环境变化更加敏感。例如，一种同源植物的单一栽培可能会被单一害虫或病原体摧毁，从而导致重大的农业损失。因此，尽管同源方法在研究和工业中提供了许多优势，但平衡这些方法与促进遗传多样性的策略至关重要。 总之，同源生物的概念在遗传学到农业等多个科学领域发挥着关键作用。理解和利用同源模型使研究人员和从业者能够得出更精确的结论并制定更好的解决方案。然而，必须时刻关注减少遗传多样性可能带来的潜在缺点。随着我们在科学事业中的进步，将同源技术与支持生物多样性的策略结合起来，对于可持续发展将至关重要。未来的研究和农业取决于我们能够利用同源系统的好处，同时保护对韧性和适应性至关重要的遗传多样性。