xenogeneic

简明释义

英[ˌzenə(ʊ)dʒɪˈniːɪk;-ˈneɪɪk]美[ˌzinodʒɪˈniɪk]

adj. 异种的；异基因的

英英释义

单词用法

同义词

反义词

例句

1.Objective to explore feasibility of prevention of organ specific autoimmune disease by transplanting mixed fetal syngeneic or allogeneic and xenogeneic thymus.

目的探讨同系或同种胸腺与异种胸腺混合移植防止器官特异性自身免疫损害的可行性。

2.Objective To study the biocompatibility of antigen-extracted xenogeneic cancellous bone matrix for the clinical use in the bone reconstruction field.

目的研究去抗原异种松质骨支架材料的生物相容性，为其在骨缺损修复领域中的临床应用提供实验依据。

3.Objective (1) Take tissue engineering way of hypotonic-chemical detergent to prepare xenogeneic acellular nerve scaffold, which makes an optimal material for the graft of xenogeneic acellular nerve.

目的(1)采用化学萃取的组织工程学方法制备去细胞异种神经支架，拟为异种神经移植提供理想的支架材料。

4.Objective: To evaluate the osteogenesis of xenogeneic bone derived materials in repairing segmental bone defects.

目的：评价三种异种骨衍生材料修复节段性骨缺损的成骨作用。

5.At present time the basic research of xenogeneic transplantation should be mainly emphasized.

目前应进一步加强异种器官移植的基础研究。

6.Objective:To explore feasibility of inducing immune tolerance and prevention of organ specific autoimmune disease by transplanting with mixed fetal syngeneic or allogeneic and xenogeneic thymus.

目的：探讨混合胸腺移植诱导移植免疫耐受而不发生自身免疫性疾病的可行性。

7.The study focused on the effects of xenogeneic 异种的 cells in tissue engineering.

这项研究集中在xenogeneic 异种的 细胞在组织工程中的影响。

8.Researchers are exploring xenogeneic 异种的 organ transplants to address donor shortages.

研究人员正在探索xenogeneic 异种的 器官移植以解决供体短缺的问题。

9.The immune response to xenogeneic 异种的 grafts can lead to rejection.

对xenogeneic 异种的 移植物的免疫反应可能导致排斥。

10.In this experiment, we used xenogeneic 异种的 tissues to study human disease models.

在这个实验中，我们使用了xenogeneic 异种的 组织来研究人类疾病模型。

11.The challenges of using xenogeneic 异种的 materials include immunological barriers.

使用xenogeneic 异种的 材料的挑战包括免疫障碍。

作文

In recent years, the field of medicine has seen significant advancements, particularly in the area of transplantation. One of the most intriguing aspects of transplantation is the concept of xenogeneic transplants, which involve the transfer of organs or tissues between different species. This practice raises numerous ethical, biological, and technical challenges that researchers are continuously working to overcome. The term xenogeneic refers to the use of cells, tissues, or organs from a donor of a different species, which can potentially provide solutions for the shortage of human organ donors. For instance, pig organs are often considered for xenogeneic transplantation due to their anatomical and physiological similarities to human organs. One of the primary motivations for exploring xenogeneic transplantation is the increasing number of patients on waiting lists for organ transplants. According to statistics, thousands of people die each year while waiting for a suitable organ. This dire situation has prompted scientists to investigate alternative sources, such as genetically modified animals, to meet the growing demand. By using xenogeneic organs, we could potentially save countless lives and alleviate the burden on the healthcare system. However, xenogeneic transplantation is not without its complications. One major concern is the risk of rejection by the human immune system. When foreign tissues are introduced into the body, the immune system may recognize them as threats and mount an attack. This is particularly problematic with xenogeneic tissues due to the significant genetic differences between species. Researchers are actively working on ways to modify the genetic makeup of donor animals to reduce the likelihood of rejection. For example, scientists have successfully created pigs with specific gene edits that make their organs more compatible with human recipients. Another challenge associated with xenogeneic transplantation is the potential transmission of zoonotic diseases, which are diseases that can be transferred from animals to humans. There is a legitimate concern that using xenogeneic organs could introduce new pathogens into the human population, leading to outbreaks of diseases that we currently do not have immunity against. To mitigate this risk, thorough screening and monitoring protocols must be established to ensure the safety of xenogeneic transplants. Despite these challenges, the potential benefits of xenogeneic transplantation are undeniable. With continued research and technological advancements, we may one day see a future where xenogeneic organs are routinely used in clinical settings, providing a viable solution to the organ shortage crisis. Moreover, the exploration of xenogeneic transplants could lead to breakthroughs in our understanding of immunology and regenerative medicine, opening new avenues for treating various diseases. In conclusion, the concept of xenogeneic transplantation holds great promise for the future of medicine. While there are significant hurdles to overcome, the potential to save lives and improve health outcomes makes it a compelling area of study. As we continue to explore the possibilities of xenogeneic transplants, we must remain vigilant in addressing the ethical and safety concerns that arise. Ultimately, the goal is to harness the power of xenogeneic organs in a way that benefits humanity while minimizing risks.

近年来，医学领域取得了显著进展，特别是在移植方面。移植中最引人注目的一个方面是xenogeneic移植的概念，这涉及到不同物种之间器官或组织的转移。这一做法提出了许多伦理、生物和技术挑战，研究人员正在不断努力克服这些挑战。术语xenogeneic指的是使用来自不同物种的细胞、组织或器官进行移植，这可能为解决人类器官捐赠者短缺提供解决方案。例如，由于猪的解剖和生理与人类器官相似，猪器官常被考虑用于xenogeneic移植。 探索xenogeneic移植的主要动机之一是等待器官移植的患者人数不断增加。根据统计数据，每年有成千上万的人在等待合适的器官时死亡。这种严峻的情况促使科学家们研究替代来源，例如基因改造动物，以满足日益增长的需求。通过使用xenogeneic器官，我们可以潜在地拯救无数生命，并减轻医疗系统的负担。 然而，xenogeneic移植并非没有其复杂性。一个主要的担忧是人类免疫系统拒绝的风险。当外来组织被引入体内时，免疫系统可能会将其视为威胁并发起攻击。这在xenogeneic组织中尤其成问题，因为物种之间存在显著的遗传差异。研究人员正在积极寻找方法，以修改供体动物的遗传组成，以减少拒绝的可能性。例如，科学家们成功创造了具有特定基因编辑的猪，使其器官与人类受体更加兼容。 与xenogeneic移植相关的另一个挑战是潜在的动物源性疾病传播风险，即可以从动物传播给人类的疾病。有合理的担忧认为，使用xenogeneic器官可能会将新的病原体引入人类群体，导致我们目前没有免疫力的疾病爆发。为了降低这种风险，必须建立严格的筛查和监测协议，以确保xenogeneic移植的安全性。 尽管面临这些挑战，xenogeneic移植的潜在好处是不可否认的。随着持续的研究和技术进步，我们可能会在未来看到xenogeneic器官在临床环境中被常规使用，从而为器官短缺危机提供一种可行的解决方案。此外，探索xenogeneic移植可能会导致我们对免疫学和再生医学理解的突破，为治疗各种疾病开辟新的途径。 总之，xenogeneic移植的概念对医学的未来充满希望。虽然有重大障碍需要克服，但拯救生命和改善健康结果的潜力使其成为一个引人注目的研究领域。在继续探索xenogeneic移植的可能性时，我们必须保持警惕，解决出现的伦理和安全问题。最终目标是以一种有利于人类的方式利用xenogeneic器官，同时将风险降到最低。