background: influenza a viruses bearing all known ha and na subtypes have been isolated from avian hosts: but only the a/h1n1,a/h2n2 and a/h3n2 influenza subtypes have been associated with widespread epidemics in humans un­til now .while influenza b detected only in humans. subtype h5 infection in humans occurred for the first time dur­ing 1997-1998 in hong kong, then china in 2003, vietnam and...

abstract asthma is a common chronic inflammatory and complex disease in children with many contributing (including genetic and environmental) factors. this study aims to review the impact of infections in children with asthma. different websites including googlescholar, yahoo, pubmed, sid.ir, magiran, irandoc, iranmedex ,embase and hand searching were searched for pertinent articles with keywor...

new cancer therapies with novel mechanisms and functions are needed to treat patients with different cancers. virotherapy is a good scenario for such treatment. the advantages of virotherapy include the potential lack of cross resistance with standard therapies and the ability to cause tumor destruction by numerous mechanisms. oncolytic virus not only possesses unique mechanisms of action that ...

background :respiratory viruses are the leading cause of respiratory tract infections among children and are responsible for causing morbidity and mortality worldwide. this study was performed to detect viruses in children with respiratory infections and describe their epidemiology and clinical characteristics.   methods : in this descriptive cross sectional study, throat swabs and wash specime...

background and objectives: meningoencephalitis in iranian children is frequent, but encephalitis is rare .the frequency of hhv-6 and hhv-7 in central nervous system diseases of our children is unclear. the aim of this study was searching the dna-s of hhv-6 & hhv-7 in csf samples of children with meningoencephalitis  materials and methods: a cross sectional study (2007-2009) was done in ped...

results analyzing of collected data resulted in the wrapping up the hepatitis virus detection methods in separate sections including 1) immunological methods such as enzyme immunoassay (eia), radio-immunoassay (ria) immuno-chromatographic assay (ica), and immuno-chemiluminescence 2) molecular approaches including non-amplification and amplification based methods, and finally 3) advanced biosens...

background the annual hajj pilgrimage to mecca brings over two million people together in a small confined area. respiratory involvement is the most common disease during this ceremony, and up to now no unique cause has been identified. the present study was conducted to determine the incidence and types of respiratory diseases and their associated etiologic agents. materials and methods during...