polyoma

简明释义

英[ˌpɒlɪˈəʊmə]美[ˌpɑliˈomə]

n. 多瘤病毒；多瘤（等于 polyma virus）

英英释义

单词用法

同义词

反义词

例句

1.Polyoma virus: Minute infectious agent normally present in extremely small amounts in wild mice without causing obvious ill effects.

多瘤病毒：存在于野鼠身上、数量极少、致病力不强的一种感染性小病原体。

2.Polyoma virus: Minute infectious agent normally present in extremely small amounts in wild mice without causing obvious ill effects.

多瘤病毒：存在于野鼠身上、数量极少、致病力不强的一种感染性小病原体。

3.Other previously identified polyoma viruses are widespread in the general population, where they typically produce no symptoms.

其他以前确定的多瘤病毒普遍存在于一般民众，通常无症状。

4.Polyoma viruses previously have been named after the initials of the patient in whom they were first discovered.

此前多瘤病毒的名称来源于首次发现病毒感染的患者姓名缩写。

5.In patients with immune deficiencies, polyoma viruses can pose serious health threats.

在免疫功能缺陷的患者，多瘤病毒可对健康造成严重威胁。

6.The research focused on the effects of polyoma 多瘤病毒 in mice.

研究集中在多瘤病毒对小鼠的影响。

7.Scientists are investigating how polyoma 多瘤病毒 can influence cancer development.

科学家们正在研究多瘤病毒如何影响癌症的发展。

8.In the lab, we used polyoma 多瘤病毒 to study viral replication.

在实验室中，我们使用多瘤病毒研究病毒复制。

9.The polyoma 多瘤病毒 vaccine is still under development.

多瘤病毒疫苗仍在开发中。

10.Researchers discovered a new strain of polyoma 多瘤病毒 that affects humans.

研究人员发现了一种影响人类的新型多瘤病毒。

作文

Polyoma is a term that refers to a group of viruses known as polyomaviruses, which are small, non-enveloped viruses that can infect a variety of animals, including humans. These viruses have gained attention in the field of virology due to their unique characteristics and potential implications for human health. The study of polyoma viruses has revealed insights into viral replication, oncogenesis, and the immune response. Understanding how these viruses operate can provide valuable information for developing treatments and vaccines against related diseases. One of the most well-known members of this family is the JC virus, which is commonly found in the general population but can lead to severe neurological conditions in immunocompromised individuals. For instance, patients with HIV/AIDS or those undergoing chemotherapy may be at risk for progressive multifocal leukoencephalopathy (PML), a rare but serious brain infection caused by the JC virus. The connection between polyoma viruses and certain cancers has also been a subject of research. Some studies suggest that the SV40 virus, another member of the polyoma family, may be linked to the development of specific tumors in humans. The mechanism by which polyoma viruses cause disease is complex. They can manipulate host cell machinery to replicate their own genetic material, often leading to cellular transformations that can result in cancer. This ability to alter normal cellular processes highlights the importance of studying polyoma viruses not only for their pathogenic potential but also for understanding fundamental biological processes. In addition to their implications in human health, polyoma viruses serve as important tools in molecular biology and genetic engineering. Researchers have utilized these viruses in various applications, such as gene therapy and vaccine development. By harnessing the properties of polyoma viruses, scientists can create vectors that deliver therapeutic genes to target cells, offering promising avenues for treating genetic disorders and infectious diseases. Despite the potential benefits, the study of polyoma viruses also raises concerns regarding biosecurity and ethical considerations. As we explore the capabilities of these viruses, it is crucial to ensure that research is conducted responsibly and that potential risks are managed effectively. The dual-use nature of polyoma viruses—where they can be used for beneficial purposes but also pose threats—necessitates careful oversight and regulation. In conclusion, the term polyoma encompasses a fascinating group of viruses that hold significant relevance in both medical research and public health. From their role in disease pathogenesis to their applications in biotechnology, polyoma viruses continue to be an area of active investigation. As our understanding of these viruses advances, it is essential to balance innovation with safety, ensuring that the knowledge gained contributes positively to society. The ongoing research into polyoma viruses underscores the importance of virology in addressing current and future health challenges, paving the way for new therapeutic strategies and enhancing our understanding of viral behavior.

Polyoma是一个术语，指的是一组称为多瘤病毒的病毒，这些病毒是小型的无包膜病毒，可以感染多种动物，包括人类。这些病毒因其独特的特性和对人类健康的潜在影响而引起了病毒学领域的关注。对多瘤病毒的研究揭示了病毒复制、肿瘤发生和免疫反应的见解。理解这些病毒的运作方式可以为开发针对相关疾病的治疗和疫苗提供有价值的信息。 这一家族中最著名的成员之一是JC病毒，它在普通人群中普遍存在，但可以在免疫功能低下的个体中导致严重的神经系统疾病。例如，HIV/AIDS患者或接受化疗的患者可能面临进行性多灶性白质脑病（PML）的风险，这是一种由JC病毒引起的罕见但严重的脑部感染。多瘤病毒与某些癌症之间的联系也是研究的主题。一些研究表明，SV40病毒，另一个多瘤家族的成员，可能与人类特定肿瘤的发展有关。 多瘤病毒引起疾病的机制是复杂的。它们可以操控宿主细胞的机制来复制自己的遗传物质，通常导致细胞转化，可能导致癌症。这种改变正常细胞过程的能力突显了研究多瘤病毒的重要性，不仅是因为它们的致病潜力，还因为它们能够帮助我们理解基本的生物过程。 除了对人类健康的影响外，多瘤病毒还作为分子生物学和基因工程中的重要工具。研究人员在各种应用中利用这些病毒，例如基因治疗和疫苗开发。通过利用多瘤病毒的特性，科学家可以创建递送治疗基因到目标细胞的载体，为治疗遗传疾病和感染性疾病提供有希望的途径。 尽管有潜在的好处，但对多瘤病毒的研究也引发了关于生物安全和伦理考虑的担忧。随着我们探索这些病毒的能力，确保研究以负责任的方式进行，并有效管理潜在风险至关重要。多瘤病毒的双重使用性质——即它们可以用于有益目的，但也可能构成威胁——需要谨慎的监督和监管。 总之，术语polyoma涵盖了一组在医学研究和公共卫生中具有重要意义的病毒。从它们在疾病发病机制中的作用到它们在生物技术中的应用，多瘤病毒仍然是一个活跃的研究领域。随着我们对这些病毒的理解不断深入，平衡创新与安全至关重要，确保所获得的知识对社会做出积极贡献。对polyoma病毒的持续研究强调了病毒学在应对当前和未来健康挑战中的重要性，为新的治疗策略铺平了道路，并增强了我们对病毒行为的理解。