schistosome

简明释义

英[ˈʃɪstəˌsəʊm]美[ˈʃɪstəˌsoʊm]

n. 血吸虫；裂体吸虫

英英释义

单词用法

同义词

反义词

例句

1.A new dot immunogold filtration assay (DIGFA) technology to detect circulating anti-schistosome antibodies in livestock was carried out for evaluation of its sensitivity, specificity, and consistency.

斑点金标免疫渗滤新技术(简称金标法)检测家畜血吸虫病抗体，在本省进行了特异性、敏感性、符合率等试验。

2.Objective to clarify the impact of water level changes after the Three Gorges Dam construction on schistosome infection of livestock and snail in marshland areas, Anhui Province.

目的阐明三峡建坝后水位的变化，对长江安徽段江洲滩家畜及钉螺血吸虫感染的影响。

3.Schistosome genes research provides the basis for study of schistosomiasis diagnosis, vaccine and drug targets.

深入探索血吸虫功能基因可为该病的诊断、疫苗和药物靶点研究提供基础和依据。

4.The kinetics of the levels of egg antigen and antibody in liver tissue demonstrated a direct bearing on the formation of schistosome egg granulomas.

组织内虫卵抗原和抗体的动态变化与组织内虫卵肉芽肿病变程度密切相关，表明血吸虫卵抗原是肝组织虫卵肉芽肿病变的致病因子。

5.At present, study on it falls behind other schistosome species. So it is very important for us to deeply research Orientobilharzia.

目前东毕吸虫研究相对滞后于曼氏、日本血吸虫，因此深入研究东毕吸虫就显得尤为重要。

6.Re-evaluation of latex agglutination test to detect the anti-schistosome antibody showed that the covalently bounded latex-egg antigen was highly sensitive and specific.

本文对检测血吸虫病抗体的胶乳凝集试验重新进行了评价，证明共价结合的日本血吸虫卵胶乳抗原有较高的敏感性和特异性。

7.The life cycle of the schistosome 血吸虫 involves both freshwater snails and humans.

血吸虫的生命周期涉及淡水蜗牛和人类。

8.Preventing exposure to contaminated water is key to avoiding schistosome 血吸虫 infection.

避免接触污染水源是预防血吸虫感染的关键。

9.The schistosome 血吸虫 can cause serious health issues if left untreated.

如果不治疗，血吸虫可能会导致严重的健康问题。

10.Doctors often test for schistosome 血吸虫 infections in patients presenting with gastrointestinal symptoms.

医生常常会对出现胃肠道症状的患者进行血吸虫感染的检测。

11.In tropical regions, infections caused by schistosome 血吸虫 are prevalent due to poor sanitation.

在热带地区，由于卫生条件差，血吸虫引起的感染很普遍。

作文

The term schistosome refers to a type of parasitic worm belonging to the class Trematoda, specifically within the family Schistosomatidae. These organisms are known for causing schistosomiasis, a significant public health issue in many tropical and subtropical regions around the world. Understanding the biology and life cycle of schistosomes is crucial for developing effective treatment and prevention strategies against the diseases they cause.The life cycle of a schistosome typically involves two hosts: a freshwater snail and a human. The adult worms live in the blood vessels of their human hosts, where they reproduce and release eggs. These eggs can cause severe health problems as they migrate through body tissues, leading to inflammation and damage to organs such as the liver and bladder. When the eggs are expelled from the human body, they can enter freshwater environments, where they hatch and release larvae called miracidia. These larvae then infect specific species of snails, continuing the cycle of infection.One of the most striking features of schistosomes is their sexual dimorphism. Male and female worms have distinct physical characteristics and roles within the reproductive process. Males are typically larger and have a unique structure called a gynecophoral canal, which allows them to hold onto females during mating. This adaptation not only facilitates reproduction but also enhances the survival of the species by ensuring that males and females remain closely associated throughout their life cycle.Schistosomiasis affects millions of people globally, particularly in regions with poor sanitation and limited access to clean water. Symptoms of the disease can range from mild to severe, including abdominal pain, diarrhea, and blood in urine or stool. Chronic infection can lead to serious complications, such as liver fibrosis, kidney damage, and an increased risk of bladder cancer. Therefore, understanding how to control and prevent the spread of schistosomes is vital for public health initiatives.Preventive measures include improving sanitation, providing access to clean water, and educating communities about the risks associated with freshwater bodies that may harbor schistosomes. Additionally, mass drug administration programs using medications such as praziquantel have proven effective in reducing the burden of schistosomiasis in endemic regions. These efforts are essential for breaking the transmission cycle and protecting vulnerable populations.In conclusion, schistosomes are not just mere parasites; they represent a complex challenge that requires a multifaceted approach to tackle. By enhancing our understanding of their life cycle and the diseases they cause, we can implement better health policies and interventions. Continued research into vaccines and alternative treatments is also critical for the future, as we strive to eliminate schistosomiasis as a public health threat. The fight against schistosomes is ongoing, but with concerted efforts, it is possible to mitigate their impact on human health and improve the quality of life for those affected by this insidious parasite.

术语schistosome指的是一种寄生虫，属于扁形动物门，特别是在血吸虫科。这些生物因引起血吸虫病而闻名，这在许多热带和亚热带地区是一个重要的公共卫生问题。理解schistosomes的生物学和生命周期对于开发有效的治疗和预防策略至关重要。schistosome的生命周期通常涉及两个宿主：淡水蜗牛和人类。成虫生活在其人类宿主的血管中，在那里繁殖并释放卵子。这些卵子在迁移通过身体组织时可能会导致严重的健康问题，导致肝脏和膀胱等器官的炎症和损伤。当卵子从人类体内排出后，它们可以进入淡水环境，在那里孵化并释放称为毛蚴的幼虫。这些幼虫随后感染特定种类的蜗牛，继续感染循环。schistosomes的一个显著特征是它们的性别二态性。雌雄虫在生理特征和繁殖过程中扮演着不同的角色。雄虫通常较大，并且具有一种称为雌虫沟的独特结构，使它们能够在交配期间抓住雌虫。这种适应不仅促进了繁殖，还通过确保雄虫和雌虫在整个生命周期中紧密联系，从而增强了物种的生存。血吸虫病影响着全球数百万人，尤其是在卫生条件差和缺乏清洁水源的地区。该疾病的症状可以从轻微到严重，包括腹痛、腹泻以及尿液或粪便中的血液。慢性感染可能导致严重并发症，例如肝纤维化、肾损伤和膀胱癌风险增加。因此，了解如何控制和预防schistosomes的传播对公共卫生倡议至关重要。预防措施包括改善卫生设施、提供清洁水源以及教育社区有关可能滋生schistosomes的淡水体的风险。此外，使用吡喹酮等药物的大规模药物管理计划已被证明在减少地方性地区血吸虫病的负担方面有效。这些努力对于打破传播循环和保护易受影响人群至关重要。总之，schistosomes不仅仅是简单的寄生虫；它们代表了一个复杂的挑战，需要多方面的方法来应对。通过增强我们对其生命周期及其引起的疾病的理解，我们可以实施更好的健康政策和干预措施。继续研究疫苗和替代治疗也对未来至关重要，因为我们努力消除血吸虫病作为公共卫生威胁。与schistosomes的斗争仍在继续，但通过共同努力，有可能减轻它们对人类健康的影响，提高受影响者的生活质量。