نتایج جستجو برای: cytomegalo virus
تعداد نتایج: 397161 فیلتر نتایج به سال:
zika virus is an arbovirus identified first time in 1947 in uganda. zika epidemic is a threat far greater than the ebola outbreak. the world health organization has urged asian countries to be vigilant about the risk of spreading zika virus and preventive measures to control it. in iran, 64 species of mosquitoes from culicidea family have been reported three of which belong to the aedes genus, ...
a total of 698 blood and serum specimens from residents of 13 iranian communities were examined by plaque reduction neutralization test for antibodies to west nile virus. in general, infection rates in the north of the country were low while higher rates were observed among residents of central and southwestern iran. the highest prevalence of infection was found among residents of khuzestan pro...
results patients’ age ranged from 15 to 65 years (mean = 35.54 ± 14.85). thirty four (1.0%) of the subjects were positive for hbsag, of whom, 2.9 % (1 of 34 cases) were also positive in pcr-based screening. elisa tests for hbeag, hbeab, and hbcab igm were positive in one (2.9 %), 27 (79.4%) and one (2.9 %) cases, respectively. conclusions according to our results, hbsag was positive in 0.53 of ...
high morbidity and mortality of influenza virus infection makes it an important disease world-wide. mouse is a very well-studied animal model for this disease with similar manifestation to human disease. it would be desirable to induce mucosal as well as circulating immune responses to obtain protection from infection and to decrease the spread of the virus. cell mediated immunity (proliferativ...
background : to analyze serologic markers of hepatitis g virus (gbv-c) infection in iranian blood donors and two major groups of multitransfused patients, hemophiliacs and thalassemics. methods :nine hundred and five serum samples collected from the volunteer blood donors and two patient groups under the study were tested for the presence of antibodies to the gbv-c antigen (anti e2 ) by an elis...
Introduction: Avian influenza viruses are considered as a serious threat to human and animal health. An increase in expression of proinflammatory cytokines and type I IFN genes, as well as host cell death responses contribute to the pathogenesis of influenza infection. Hence, this study aimed to evaluate the growth dynamics of subacute avian influenza virus in human respiratory alveolar epithel...
Background: Approximately 600,000 deaths occur every year as a result of the acute and chronic consequences of hepatitis B virus infection. Ten different hepatitis B virus genotypes have been identified with distinct geographical distributions. Different clinical outcomes, including the rate of mutations, development of hepatocellular carcinoma, chronicity, response to treatment, transplantatio...
سیب درختی (malus domestica borkh) عضوی از خانواده گلسرخیان (rosaceae) بوده و سازگار با آب و هوای خنک می باشد. ویروس ساقه شیاری سیبapple stem grooving virus (asgv) عضوتیپ جنس capillovirus، ویروس ساقه آبله ای سیب apple stem pitting virus (aspv) عضو تیپ جنس foveavirus و ویروس لکه سبزرد برگ سیب apple chlorotic leaf spot virus (aclsv) عضو تیپ جنس trichovirus متعلق به خانواده betaflexiviridae، از مهم...
Cucumber mosaic virus (CMV) is one of the causal agents of viral diseases that infected mint (Mentha spp.). CMV is a member of the cucumovirus genus in Bromoviridae family. The virus is naturally transmitted by aphids in a non-persistent manner.During growing season 2007-2008, leaf samples from plants of mint fields with symptoms of viral disease were collected in mint fieldas in Tehran provi...
objective: grape virus diseases are a serious problem in iran. leaves and fruits of grape have been used for different purposes like cooking in iran. the present investigation was carried out to study on the cytotoxic-activities of extracts of fruits and leaves of vitis vinifera from both virus-free and virus-infected grape cultivars against breast cancer cell line (mda-mb-231) and human embryo...
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