hemolysin

简明释义

英[ˌhiːməˈlaɪsən]美[ˌhiːməˈlaɪsɪn]

n. [生化]溶血素，溶红血球素（等于 haemolysin）

英英释义

单词用法

同义词

反义词

例句

1.Results The clearance rate of charcoal particles, the level of PFC and serum hemolysin and the spleen and thymus index decreased in aging mice.

结果老龄小鼠碳粒廓清指数降低，抗体形成细胞的溶血能力下降，血清溶血素水平下降，脾指数及胸腺指数降低。

2.Methods: After different doses of WAK were given to mice ig, its effects on delayed type hypersensitivity (DTH), hemolysin production, NK and LAK cell killing activity were observed.

方法：通过给小鼠灌胃WAK ，观察其对免疫低下小鼠迟发性超敏反应、溶血素生成及对小鼠NK细胞、LAK细胞杀伤活性的影响。

3.It was the first time to discovered so many hemolysin genes encoded by one chromosome in microbial kingdom.

如此众多的溶血素基因同时编码于同一个染色体上，这在微生物界是首次发现。

4.Results: The results were displayed by increasing in thymus and spleen index, enhancing the hemolysin concentration in the periph…

结果：补肾升白液对提高化疗荷瘤小鼠胸腺、脾脏指数，提高溶血素含量及提高辅助性T细胞、降低抑制性T细胞。

5.Objective To investigate the effects of Yun-Pi Prescription on hemolysin antibody, and approach its mechanism of regulating immune function.

目的观察运脾方对小鼠溶血素抗体生成作用的影响，探讨其提高免疫功能的作用机理。

6.Results: portulaca extracts improved the devouring percentage and index of macrophage cell and promoted the formation of hemolysin and hemolysis void the transformation of lymphocyte.

结果：马齿苋提取物可显著提高小鼠腹腔巨噬细胞的吞噬百分率和吞噬指数；促进溶血素及溶血空斑的形成；促进淋巴细胞的转化。

7.Hemolysin test could be no help.

检测溶血素没有参考价值。

8.It showed that SBSPC could evidently improve the carbon clearance indexes; the activity of t lymphocyte and the form of hemolysin in mice.

研究结果表明，沙棘籽原花青素能显著提高小鼠(雌，雄)的碳廓清能力，增强小鼠t淋巴细胞活性，促进溶血素的形成。

9.The presence of hemolysin 溶血素 in the bacterial culture was confirmed using laboratory tests.

通过实验室测试确认了细菌培养物中存在hemolysin 溶血素。

10.The study focused on the effects of hemolysin 溶血素 produced by certain bacteria on red blood cells.

这项研究集中于某些细菌产生的hemolysin 溶血素对红血球的影响。

11.Researchers found that hemolysin 溶血素 can cause severe anemia in infected patients.

研究人员发现，感染患者中，hemolysin 溶血素可以导致严重贫血。

12.The mechanism by which hemolysin 溶血素 damages cell membranes was analyzed in the lab.

实验室分析了hemolysin 溶血素损害细胞膜的机制。

13.In some cases, hemolysin 溶血素 is utilized in medical research to study immune responses.

在某些情况下，hemolysin 溶血素被用于医学研究，以研究免疫反应。

作文

Hemolysins are a fascinating group of substances that play a significant role in the field of microbiology and immunology. These molecules, often produced by certain bacteria, have the capability to lyse red blood cells, leading to the release of hemoglobin into the surrounding environment. This process is known as hemolysis, which is where the term hemolysin (溶血素) originates. Understanding hemolysins is crucial for researchers who study bacterial infections, as these substances can contribute to the pathogenicity of various bacterial strains.The mechanism by which hemolysin (溶血素) operates is quite complex. Typically, hemolysins are proteins that insert themselves into the membranes of red blood cells. Once they bind to the cell membrane, they form pores that disrupt the integrity of the cell. This disruption allows for the leakage of hemoglobin and other cellular components, ultimately leading to cell death. The ability of bacteria to produce such toxins can be a significant factor in their virulence, making it essential for scientists to understand how these proteins function.One of the most well-studied examples of a hemolysin (溶血素) is the alpha-hemolysin produced by Staphylococcus aureus. This particular hemolysin has been shown to cause severe damage to host tissues, contributing to the severity of infections. The presence of alpha-hemolysin in clinical isolates of S. aureus has been associated with increased morbidity and mortality in infected patients. Therefore, understanding the role of hemolysin (溶血素) in this context is vital for developing effective treatments and interventions.In addition to its role in pathogenesis, hemolysin (溶血素) has also been utilized in laboratory settings for various applications. For instance, researchers use hemolysins to study membrane dynamics and the mechanisms of cell lysis. By examining how these proteins interact with cell membranes, scientists can gain insights into basic cellular processes as well as potential therapeutic targets for drug development.Furthermore, the study of hemolysin (溶血素) extends beyond just bacterial pathogens. Some organisms, including certain plants and fungi, also produce hemolysin-like substances that can affect red blood cells. This broadens the scope of research and highlights the importance of understanding the diverse roles of hemolysins across different biological systems.In conclusion, hemolysin (溶血素) represents a critical area of study within microbiology and immunology. Its ability to lyse red blood cells not only sheds light on the mechanisms of bacterial virulence but also opens up avenues for research in cellular biology. As we continue to explore the complexities of hemolysins, we may uncover new strategies for combating bacterial infections and improving patient outcomes. The ongoing research into hemolysin (溶血素) will undoubtedly yield valuable insights that can enhance our understanding of microbial pathogenesis and contribute to the advancement of medical science.

溶血素是一类引人入胜的物质，在微生物学和免疫学领域中发挥着重要作用。这些分子通常由某些细菌产生，能够溶解红血球，导致血红蛋白释放到周围环境中。这个过程被称为溶血，正是这个术语的来源。理解溶血素对研究细菌感染的研究者至关重要，因为这些物质可能会促成各种细菌株的致病性。溶血素的作用机制相当复杂。通常，溶血素是插入红血球膜中的蛋白质。一旦它们与细胞膜结合，就会形成孔洞，破坏细胞的完整性。这种破坏允许血红蛋白和其他细胞成分泄漏，最终导致细胞死亡。细菌产生这种毒素的能力可能是其毒力的重要因素，因此科学家了解这些蛋白质的功能至关重要。一个研究得较多的溶血素例子是金黄色葡萄球菌产生的α-溶血素。这种特定的溶血素已被证明会对宿主组织造成严重损害，促成感染的严重程度。在临床分离的金黄色葡萄球菌中，α-溶血素的存在与感染患者的发病率和死亡率增加相关。因此，在这种背景下理解溶血素的作用对开发有效的治疗和干预措施至关重要。除了在致病性中的角色外，溶血素也被用于实验室设置中的各种应用。例如，研究人员使用溶血素来研究膜动力学和细胞溶解机制。通过检查这些蛋白质如何与细胞膜相互作用，科学家可以获得基本细胞过程以及潜在治疗靶点的见解。此外，溶血素的研究不仅限于细菌病原体。一些生物，包括某些植物和真菌，也产生类似溶血素的物质，能够影响红血球。这拓宽了研究的范围，突显出理解溶血素在不同生物系统中多样化角色的重要性。总之，溶血素代表了微生物学和免疫学中的一个关键研究领域。它溶解红血球的能力不仅揭示了细菌毒力机制，还为细胞生物学研究开辟了新途径。随着我们继续探索溶血素的复杂性，我们可能会发现新的策略来对抗细菌感染并改善患者的预后。对溶血素的持续研究无疑将带来宝贵的见解，增强我们对微生物致病性的理解，并推动医学科学的发展。