polyamines

简明释义

英[ˌpɒliˈeɪmiːnz]美[ˌpɑliˈeɪminz]

n. [有化]多胺；聚胺类（polyamine 的复数）

英英释义

单词用法

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反义词

例句

1.Metal complex of macrocyclic polyamines can hydrolyze DNA and RNA, the ability depends on metal ions and their side groups conjugated to them.

大环多胺金属配合物能水解dna、RNA，其水解能力跟金属离子和与其连接的基团密切相关。

2.Research shows that polyamines has the function of stimulating growth and resisting age and a close relationship with plant anti-adversity.

研究表明，多胺具有刺激生长，延缓衰老的作用，并与植物的抗逆性关系密切。

3.Whereas the regulation mechanism is unclear because of the complexity of the physiological process of insect and the metabolism of polyamines.

但由于昆虫生理过程及多胺代谢过程的复杂性，多胺对昆虫生理过程的调节机理还不清楚。

4.Abstract : Polyamines(putrescine, spermidine, spermine) are growth factors in both prokaryote and eukaryote.

摘要 ：多胺（腐胺、精胺、亚精胺等）是原核生物和真核生物的生长因子。

5.A possible connection between polyamines and the effects of water stress and nitrogen form on flower-bud formation also was established.

并就水分胁迫和不同形态氮的成花效应与多胺代谢的关系建立起了初步的联系。

6.This article explains the relation between plants and polyamines content under the adverse circumstances of drought percolation, water content, salt and temperature stress.

本文介绍了植物在干旱渗透、水分、盐和温度胁迫等几种逆境中与多胺的含量关系。

7.In cancer research, polyamines are being investigated for their potential as therapeutic targets.

在癌症研究中，多胺被研究作为潜在的治疗靶点。

8.Researchers are studying the role of polyamines in cell growth and differentiation.

研究人员正在研究多胺在细胞生长和分化中的作用。

9.Dietary sources of polyamines include aged cheese, fermented foods, and certain vegetables.

饮食来源的多胺包括陈年奶酪、发酵食品和某些蔬菜。

10.The application of polyamines can enhance plant resistance to environmental stress.

施用多胺可以增强植物对环境压力的抵抗力。

11.High levels of polyamines in the body may indicate rapid cell division.

体内高水平的多胺可能表明细胞快速分裂。

作文

Polyamines are organic compounds that contain two or more amino groups. These molecules play a crucial role in various biological processes, including cell growth, differentiation, and apoptosis. In recent years, the study of polyamines (多胺) has gained significant attention in the fields of biochemistry and molecular biology due to their involvement in cellular functions and their potential implications in health and disease. One of the most well-known polyamines (多胺) is spermidine, which is synthesized from putrescine and is essential for cellular functions such as gene expression and protein synthesis. Another important polyamine (多胺) is spermine, which is derived from spermidine and is involved in stabilizing DNA and RNA structures. Both of these polyamines (多胺) contribute to the regulation of cellular processes and have been linked to aging and longevity. Research has shown that polyamines (多胺) can influence the cell cycle and promote cell proliferation. For instance, in cancer research, elevated levels of polyamines (多胺) have been associated with tumor growth. This has led scientists to explore the potential of targeting polyamines (多胺) as a therapeutic strategy for cancer treatment. By inhibiting the synthesis of polyamines (多胺), it may be possible to slow down the growth of cancer cells and enhance the effectiveness of existing treatments. Furthermore, polyamines (多胺) are also involved in stress responses in plants and animals. In plants, polyamines (多胺) help regulate responses to environmental stresses such as drought and salinity. They act as signaling molecules that activate stress-responsive genes, enabling plants to adapt to challenging conditions. Similarly, in animals, polyamines (多胺) play a role in modulating immune responses and inflammation. The dietary intake of polyamines (多胺) has also been a topic of interest among nutritionists and health researchers. Foods such as aged cheese, soy products, and certain fruits are rich in polyamines (多胺). Some studies suggest that consuming foods high in polyamines (多胺) may have beneficial effects on health, including promoting longevity and reducing the risk of age-related diseases. In conclusion, polyamines (多胺) are vital components of cellular biology with diverse functions that extend beyond mere structural roles. They are involved in critical processes such as cell growth, stress response, and gene regulation. As research continues to uncover the complexities of polyamines (多胺), their significance in health and disease becomes increasingly apparent. Understanding the mechanisms by which polyamines (多胺) operate could lead to innovative approaches in medicine, agriculture, and nutrition. The future of polyamines (多胺) research holds great promise, potentially paving the way for new therapeutic strategies and enhancing our understanding of fundamental biological processes.

多胺是含有两个或多个氨基的有机化合物。这些分子在细胞生长、分化和凋亡等各种生物过程中发挥着关键作用。近年来，polyamines（多胺）的研究在生物化学和分子生物学领域引起了显著关注，因为它们参与细胞功能并可能对健康和疾病产生影响。最著名的polyamines（多胺）之一是亚精胺，它是由腐胺合成的，对于基因表达和蛋白质合成等细胞功能至关重要。另一个重要的polyamine（多胺）是精胺，它是由亚精胺衍生而来，参与稳定DNA和RNA结构。这两种polyamines（多胺）都有助于调节细胞过程，并与衰老和长寿相关联。研究表明，polyamines（多胺）可以影响细胞周期并促进细胞增殖。例如，在癌症研究中，升高的polyamines（多胺）水平与肿瘤生长相关联。这促使科学家探索以polyamines（多胺）为靶点的治疗策略，以用于癌症治疗。通过抑制polyamines（多胺）的合成，可能减缓癌细胞的生长，并增强现有治疗的效果。此外，polyamines（多胺）还参与植物和动物的应激反应。在植物中，polyamines（多胺）有助于调节对干旱和盐碱等环境压力的反应。它们作为信号分子，激活应激响应基因，使植物能够适应挑战性条件。同样，在动物中，polyamines（多胺）在调节免疫反应和炎症方面也发挥着作用。饮食摄入的polyamines（多胺）也是营养学家和健康研究人员关注的话题。老化的奶酪、大豆产品和某些水果等食品富含polyamines（多胺）。一些研究表明，摄入富含polyamines（多胺）的食物可能对健康有益，包括促进长寿和降低与年龄相关疾病的风险。总之，polyamines（多胺）是细胞生物学的重要组成部分，具有超越单纯结构角色的多种功能。它们参与细胞生长、应激反应和基因调控等关键过程。随着研究不断揭示polyamines（多胺）的复杂性，它们在健康和疾病中的重要性愈加明显。理解polyamines（多胺）运作机制可能导致医学、农业和营养学的新创新方法。polyamines（多胺）研究的未来充满希望，可能为新的治疗策略铺平道路，并增强我们对基本生物过程的理解。