نتایج جستجو برای: influenza virus

تعداد نتایج: 431493  

A Najafi , E Saberfar , H Lashini ,

Abstract : Avian influenza virus (AIV) infection is a major cause of influenza mortality in birds and can cause human mortality and morbidity. Although the risk of infection with avian influenza virus (AIV) is generally low for most people, the pathogenic virus can cross the species barrier and acquires the ability to infect and be transmitted among the human population; therefore the ra...

Journal: :jundishapur journal of microbiology 0
zamaneh hajikhezri department of medical virology, school of medicine, jundishapur university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medicine, ahvaz, ir iran. tel: +98-6113330074, fax: +98-6113332036 manoochehr makvndi department of medical virology, school of medicine, jundishapur university of medical sciences, ahvaz, ir iran ali reza samarbaf-zadeh department of medical virology, school of medicine, jundishapur university of medical sciences, ahvaz, ir iran niloofar neisi department of medical virology, school of medicine, jundishapur university of medical sciences, ahvaz, ir iran kambiz ahmadi department of statistics, school of medicine, jundishapur university of medical sciences, ahvaz, ir iran

results: of 655 samples, 69 (10.53%) had positive results for human influenza a virus, and 5 (0.7%) samples had positive results for influenza b. of those 69 samples with positive results for influenza a viruses, 45 (6.8%) were h3n2, and 24 (3.6%) were h1n1 subtypes. in this study most cases with positive results were less than 20 years. the sample positive included 49% males and 51% females. t...

Journal: :iranian journal of virology 0
e saberfar research center of virus & vaccine, baqiyatallah (a.s.) university of medical sciences, tehran, ir iran. a najafi research center of molecular biology, baqiyatallah (a.s.) university of medical sciences, tehran, ir iran. h lashini research center of virus & vaccine, baqiyatallah (a.s.) university of medical sciences, tehran, ir iran.

abstract : avian influenza virus (aiv) infection is a major cause of influenza mortality in birds and can cause human mortality and morbidity. although the risk of infection with avian influenza virus (aiv) is generally low for most people, the pathogenic virus can cross the species barrier and acquires the ability to infect and be transmitted among the human population; therefore the rapid ide...

Journal: :iranian journal of child neurology 0
ahad ghazavi pediatric neurologist, uromieh university of medical sciences, uromieh, iran parvaneh karimzadeh associate professor of pediatric neurology, pediatric neurology research center, shahid beheshti university of medical sciences (sbmu), tehran, iran seyyed hassan tonekaboni associate professor of pediatric neurology, pediatric neurology research center, shahid beheshti university of medical sciences (sbmu), tehran, iran mohammad ghofrani pediatric neurologist, professor of pediatric neurology,pediatric neurology research center, shahid beheshti university of medical sciences (sbmu), tehran, iran

objective this is the first report of cns involvement by the new influenza virus (influenza a [h1n1]) in iran. the patient was a 10-year-old boy with chief complaints of fever, malaise, and cranial nerve involvement, resulting in respiratory muscle paralysis and intubation. this shows that the new influenza virus, as well as the seasonal flu, can cause neurologic complications; however, the sev...

Background and Aims: The emergence of drug-resistant influenza viruses has become a serious threat for human and animal populations. Glycyrrhiza glabra (Gg) is a traditional medicine clinically used for the treatment of viral respiratory infection symptoms in most countries. We evaluated the effects of the herb on influenza virus replication in human lung cultured cells (A549) following the det...

A Jamali , H Hashemi , M Noori , M Shenagari , M Tavassoti-Kheiri , N Kazemi , R Saghiri , Sh Ghorbani ,

Background and Aims: Influenza is one of the main respiratory infections of humans, responsible for 300,000–500,000 annual deaths world-wide. Vaccination is one of the best ways to prevent infections including influenza. Influenza virosomes are virus-like particles, which retain the cell binding and membrane fusion properties of the native virus, but lack the ribonucleoprotein (RNP). A vi...

تبریزی, احمد, حق شناس, محمد رضا, رضائی, محمدصادق, میرزایی, محسن, ناندوست کناری, شهربانو,

Background and purpose: Influenza A is an infectious disease caused by RNA viruses of the influenza viruses. Influenza viruses spread around the world in seasonal epidemics. It is estimated to affect %5-%15 of the global population and causing about 250000 to 500000 yearly deaths, rising to millions in some pandemic years. The aim of this study was an epidemiological survey of influenza A v...

Objective: Influenza A virus infections are still a major health problem and the choices available for the control and treatment of the disease are limited. This research evaluated in vitro and in vivo antiviral effects of Peganum harmala L. seeds (PHS) extract against influenza A virus. Materials and Methods: In this research, in vitro anti-influenza A virus activity of the extract was assesse...

Behnaz Heydarchi Fatemeh Fotouhi Hosna Gomari Masoumeh Tavassoti Kheiri, Mojgan Taghizadeh Rouzbeh Bashar Seyed Masoud Hosseini Seyedeh Fahime Mousavi

Background: Influenza virus is a major infectious pathogen of the respiratory system causing a high degree of morbidity and mortality annually. The worldwide vaccines are decided and produced annually by World Health Organization and licensed companies based on the samples collected from all over the world. The aim of this study was to determine phylogenecity and heterogenecity of the circulati...

B Farahmand , F Fotouhi , M Saleh , M Tabatabaeiyan , M Tavassoti-Kheiri , R Tavakoli ,

Background and Aims: Influenza (flu) is a respiratory infection in mammals and birds. It is caused by an RNA virus in the family Orthomyxoviridae. The virus is divided into three main types. Influenza virus type A is found in a wide variety of bird and mammal species and can undergo major shifts in immunological properties. Hemagglutinin (HA) is an important influenza virus surface antigen that...

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