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汉语拼音：yuán chóng

病原虫。

原虫 [原虫为单细胞真核动物，体积微小而能独立完成生命活动的全部生理功能。在自然界分布广泛，种类繁多，迄今已发现约@@@@@余种，多数营自生或腐生生活，分布在海洋、土壤、水体或腐败物内。约有近万种为寄生性原虫，生活在动物体内或体表，另外还有医疗原虫。#####]

1. 原虫为单细胞真核动物，体积微小而能独立完成生命活动的全部生理功能。在自然界分布广泛，种类繁多，迄今已发现约@@@@@余种，多数营自生或腐生生活，分布在海洋、土壤、水体或腐败物内。约有近万种为寄生性原虫，生活在动物体内或体表，另外还有医疗原虫。

• That Toxo-infected rats approach cats has long been a well-known example of a parasite manipulating the behavior of its mammalian host.

  弓形体原虫感染的老鼠与猫“亲近”的现象一直被当做寄生虫操纵宿主行为的典型例子。

• Additionally, artemisinin led to an increase of bacterial density, and a decrease of protozoal density.

  添加青蒿素后，细菌密度增加而原虫密度减少，同时原虫类群结构也都有变化。

• Malaria is caused by protozoan parasites which thrive in humans and are passed between them by female Anopheles mosquitoes.

  疟疾由疟原虫引起，这种原虫在人体内繁殖，并通过雌性按蚊传播。

• We come out of the dead. We were first stones, then we became amoeba, then we gradually became human beings.

  我们由死物而来，我们最初是石头，接着成为阿米巴原虫，然后逐步成为人类。

• Trichomonas vaginalis is one of the most common human sexually transmitted pathogens that colonize the urogenital mucosa.

  阴道毛滴虫是一种常见的寄生原虫，以性传播为主。

• Third, the lessons learned abroad, an increase of the body of protozoon virus detection.

  三是汲取国外的教训，增加了对原虫类病毒体的检测项目。

• For one thing, most of the amoebas that form a slug are closely related to one another.

  其中的一个原因是，形成“鼻涕虫”的大部分阿米巴原虫彼此关系密切。

• The little knowledge The beginning of 1990s a census found: 50% above crowd the oral cavity are gum entamoeba.

  小知识90年代初的一项普查发现：50%以上的人群其口腔内均有齿龈内阿米巴原虫。

• The evidence for a significant role for cell-mediated immune responses in other protozoon diseases of animal is less complete.

  在动物的其它原虫性疾病中，有关细胞免疫应答的重要作用的证据尚不充足。