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首页> 外文期刊>Parasitology >Importance of serological cross-reactivity among Toxoplasma gondii, Hammondia spp., Neospora spp., Sarcocystis spp. and Besnoitia besnoiti
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Importance of serological cross-reactivity among Toxoplasma gondii, Hammondia spp., Neospora spp., Sarcocystis spp. and Besnoitia besnoiti

机译:毒理杂志,哈蒙斯SPP,Neospora SPP。,Sarcocystis SPP的重要性。 和besnoitia besnoiti

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摘要

Toxoplasma gondii, Neospora spp., Sarcocystis spp., Hammondia spp. and Besnoitia besnoiti are genetically related cyst-forming coccidia. Serology is frequently used for the identification of T. gondii, Neospora spp. and B. besnoiti-exposed individuals. Serologic cross-reactions occur in different tests among animals infected with T. gondii and H. hammondi, as well as among animals infected by T. gondii and N. caninum. Infections caused by N. caninum and N. hughesi are almost indistinguishable by serology. Neospora caninum, B. besnoiti and Sarcocystis spp. infections in cattle show some degree of serologic cross-reactivity. Antibody cross-reactivity between Neospora spp. and H. heydorni-infected animals is suspected, but not proven to occur. We review serologic cross-reactivity among animals and/or humans infected with T. gondii, Neospora spp., Sarcocystis spp., Hammondia spp. and B. besnoiti. Emphasis is laid upon antigens and serological methods for N. caninum diagnosis which were tested for cross-reactivity with related protozoa. Species-specific antigens, as well as stage-specific proteins have been identified in some of these parasites and have promising use for diagnosis and epidemiological surveys.
机译:弓形虫Gondii,Neospora spp。,sarcocystis spp。,hammondia spp。 Besnoitia Besnoiti是遗传相关的囊肿形成孢子虫。血清学经常用于鉴定T.Gondii,Neospora SPP。和B.Besnoiti暴露的人。血清素交叉反应发生在感染的动物中的不同试验中,以及由T.Gondii和N. Caninum感染的动物。 N. Caninum和N. Hughesi引起的感染几乎无法通过血清学难以区分。 Neospora Caninum,B.Besnoiti和Sarcocystis SPP。牛的感染显示出一定程度的血清素交叉反应性。 Neospora SPP之间的抗体交叉反应性。疑似Heydorni感染的动物,但不能被证明发生。我们审查了动物和/或用T.Gondii,Neospora SPP感染的动物和/或人类之间的血清学交叉反应性。,SARCOCYSTIS SPP。,Hammondia SPP。和B.Besnoiti。强调抗原和血清学方法,用于与相关原生动物的交叉反应性测试的N. caninum诊断。在这些寄生虫中已经鉴定了特异性抗原以及阶段特异性蛋白质,并且有希望用于诊断和流行病学调查。

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