spongiform

简明释义

英[ˈspʌndʒɪfɔːm]美[ˈspʌndʒɪfɔːrm]

adj. 海绵状（组织）的，多孔结构的

英英释义

单词用法

同义词

反义词

例句

1.Methods Chitosan and acetic acid were soluted and stirred into uniform foam, and made into porous and spongiform wire frame after refrigeration and casting.

方法：壳多糖溶于乙酸，搅拌成均匀泡沫状，冷冻铸型制成海绵状多孔基质网架。

2.Conclusion Pulmonary filamentous flocculent and spongiform image in the cavity is the CT features of CNPA.

结论空洞内丝状、絮状、海绵状影为本病ct特征性表现。

3.Results Spongiform was not discovered in white matter of the brain at 4 weeks but some apoptosis was found in brain stem and deep white matter of the brain.

结果实验大鼠脑白质于4周时无明显空泡样改变形成，但在脑干及大脑深层白质可见阳性凋亡细胞；

4.Bovine spongiform encephalopathy is not known to exist in the United States.

牛海绵状脑病现在在美国还不存在。

5.Homemade cosmetic tested is bovine and sheep material free, and a few samples of imported cosmetic contain the bovine materials which may lead to bovine spongiform encephalopathy.

市售国产化妆品未检出牛羊源成分，而市售进口化妆品含有可能导致疯牛病的牛源成分。

6.Objective Ingestion of the infectious agent is a major way of the spreading of transmissible spongiform encephalopathy (TSE) among animals.

目的胃肠感染是大多数动物类传染性海绵状脑病(TSE)传播的最主要途径。

7.Symptoms of spongiform 海绵状 encephalopathy can include severe neurological decline.

症状包括严重的神经退行性变化，这与海绵状脑病有关。

8.The pathologist noted that the brain tissue exhibited a typical spongiform 海绵状 degeneration, characteristic of prion diseases.

病理学家注意到大脑组织表现出典型的海绵状变性，这是朊病毒疾病的特征。

9.Research on spongiform 海绵状 encephalopathies has increased due to concerns about food safety.

由于对食品安全的担忧，关于海绵状脑病的研究有所增加。

10.The veterinary report confirmed that the cow was suffering from a spongiform 海绵状 disease known as BSE.

兽医报告确认这头牛患有一种称为BSE的海绵状疾病。

11.The spongiform 海绵状 changes in the brain were evident during the autopsy.

在尸检中，大脑中的海绵状变化是显而易见的。

作文

The term spongiform refers to a specific texture or structure that resembles a sponge, which is often used in the context of certain diseases affecting the brain. In medical terminology, spongiform is most commonly associated with prion diseases, which are a group of neurodegenerative disorders that lead to the formation of sponge-like holes in the brain tissue. These diseases include well-known conditions such as Creutzfeldt-Jakob disease and bovine spongiform encephalopathy (BSE), commonly known as mad cow disease. Understanding the implications of spongiform changes in the brain is crucial for both medical professionals and researchers. The term itself derives from the Latin word 'spongia,' meaning sponge, which aptly describes the appearance of affected brain tissues. When viewed under a microscope, the brain of an individual suffering from a prion disease exhibits a characteristic spongy texture due to the accumulation of abnormal prion proteins. This structural alteration leads to severe neurological symptoms, including cognitive decline, motor dysfunction, and ultimately, death.The pathogenesis of spongiform encephalopathies is particularly fascinating yet alarming. Prions, unlike bacteria or viruses, are misfolded proteins that can induce other normal proteins in the brain to also misfold, leading to a cascade of damage. This unique mechanism of action poses significant challenges for diagnosis and treatment. Currently, there is no cure for prion diseases, and understanding the spongiform nature of these conditions is vital for developing potential therapeutic strategies.Research into spongiform diseases has expanded significantly over the past few decades. Scientists are working tirelessly to unravel the mysteries surrounding prion propagation and the resultant brain damage. Animal studies, particularly those involving sheep and cows, have provided valuable insights into how spongiform changes occur and how they can be transmitted through the food chain. These findings have led to increased regulations in livestock feed and monitoring practices to prevent outbreaks of BSE and protect public health.Moreover, the study of spongiform diseases has broader implications for understanding other neurodegenerative disorders such as Alzheimer's and Parkinson's disease. While these conditions are not caused by prions, they share similarities in protein misfolding and aggregation. Insights gained from studying spongiform encephalopathies may illuminate potential pathways for intervention in these more common diseases, offering hope for future treatments.In conclusion, the concept of spongiform is intricately linked to serious health issues that affect both humans and animals. Its association with prion diseases highlights the need for ongoing research and vigilance in public health. As we continue to explore the mysteries of the brain and the impact of spongiform changes, we must remain committed to understanding these complex conditions to safeguard future generations from their devastating effects.

术语spongiform指的是一种特定的质地或结构，类似于海绵，通常用于描述影响大脑的某些疾病。在医学术语中，spongiform最常与朊病毒病相关，这是一组导致大脑组织出现海绵状孔隙的神经退行性疾病。这些疾病包括著名的克雅氏病和牛海绵状脑病（BSE），通常称为疯牛病。理解spongiform变化在大脑中的影响对医学专业人员和研究人员至关重要。这个术语本身源自拉丁词“spongia”，意为海绵，恰如其分地描述了受影响的大脑组织的外观。在显微镜下观察，患有朊病毒病的个体的大脑呈现出典型的海绵状质地，这是由于异常朊蛋白的积累所致。这种结构变化导致严重的神经系统症状，包括认知下降、运动功能障碍，最终导致死亡。spongiform脑病的发病机制既引人入胜又令人担忧。朊病毒不同于细菌或病毒，是错误折叠的蛋白质，可以诱导其他正常的脑内蛋白质也发生错误折叠，从而导致一系列损害。这种独特的作用机制给诊断和治疗带来了重大挑战。目前，尚无治愈朊病毒病的方法，理解这些疾病的spongiform特性对开发潜在的治疗策略至关重要。近年来，对spongiform疾病的研究显著增加。科学家们正在不懈努力，揭开围绕朊病毒传播及其导致的脑损伤之谜。动物研究，特别是涉及羊和牛的研究，提供了关于spongiform变化如何发生以及如何通过食物链传播的宝贵见解。这些发现促使对牲畜饲料和监测实践的监管加强，以防止BSE的爆发并保护公共健康。此外，研究spongiform疾病对理解其他神经退行性疾病（如阿尔茨海默病和帕金森病）具有更广泛的意义。虽然这些疾病不是由朊病毒引起的，但它们在蛋白质错误折叠和聚集方面存在相似性。从研究spongiform脑病中获得的见解可能会揭示干预这些更常见疾病的潜在途径，为未来的治疗带来希望。总之，spongiform的概念与影响人类和动物的严重健康问题密切相关。它与朊病毒病的关联突显了对持续研究和公共卫生警惕的需求。随着我们继续探索大脑的奥秘及spongiform变化的影响，我们必须致力于理解这些复杂的状况，以保护未来几代人免受其毁灭性影响。