نتایج جستجو برای: pneumovirus
تعداد نتایج: 189 فیلتر نتایج به سال:
Trachea, lung, and conjunctive samples from 51 commercial layer farms from Bastos region, São Paulo, Brazil, were submitted to nestedPCR and virus isolation in SPF chicken embryos for ILT diagnosis. This region experienced an outbreak characterized by respiratory signs, decrease in egg production and increased mortality. Out of the 51 tested field samples, 23 were positive for ILT by nested-PCR...
Respiratory viruses represent a major clinical burden. Few vaccines and antivirals are available, and the rapid appearance of resistant viruses is a cause for concern. We have developed a novel approach which exploits defective viruses (defective interfering (DI) or protecting viruses). These are naturally occurring deletion mutants which are replication-deficient and multiply only when coinfec...
هدف: مشخص کردن آلودگی احتمالی گله های مرغ مادر گوشتی واقع در اطراف شهرستان ارومیه به نوموویروس (Avin pmeamovirus) از طریق مطالعه سرولوژیک طرح: مرغ مادر گوشتی حیوانات : مرغ مادر گوشتی روش: دراین مطالعه از 39 گله مرغ مادر گوشتی واقع در شهرستان ارومیه جمعا 552 نمونه خون اخذ گردید. گله های مورد آزمایش به 3 گروه سنی 0-20 هفته ‘ 35-21 هفته و 55-36 هفته تقسیم وسرم های جمع آوری شده با استفاده از یک...
Eosinophils are recruited to the airways as a prominent feature of the asthmatic inflammatory response where they are broadly perceived as promoting pathophysiology. Respiratory virus infections exacerbate established asthma; however, the role of eosinophils and the nature of their interactions with respiratory viruses remain uncertain. To explore these questions, we established acute infection...
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