نتایج جستجو برای: human parvovirus b19
تعداد نتایج: 1645924 فیلتر نتایج به سال:
background: parvovirus b19 (b19) is the only member of the family parvoviridae associated with human infection. although there are some studies to estimate the immunity to parvovirus in various populations but there is no seroepidemiological survey from iran until now thus the age-specific immunity to human parvovirus infection was estimated. methods: a subset sample of 1500 study subjects...
background and objectives: infection with parvovirus may induce spontaneous abortion, non-immune hydrops fetalis, and intrauterine death in full term infants. the aim of this study was to determine the frequency of parvovirus b19 in paraffin-embedded formalin fixed placental tissues in lost fetuses by pcr method and comparison with its frequency in healthy full term neonates as controls. mater...
Human parvovirus B19 has been described as a causative agent of erythema infectiosum (a disease common in children), aplastic crisis in patients with hemolytic disorders, and arthralgias and arthritis. Joint involvement may be a prominent clinical feature of parvovirus B19 infection and may last for several weeks. We describe three cases of acute bilateral carpal tunnel syndrome associated with...
BACKGROUND Due to the tropism of human parvovirus B19 to erythroid progenitor cells, infection in patients with an underlying hemolytic disorder such as beta-thalassemia major leads to suppression of erythrocyte formation, referred to as transient aplasia crisis (TAC), which may be life-threatening. We investigated the prevalence of parvovirus B19 among patients with beta thalassemia major atte...
background and aims: human parvovirus b19 may transmit to the fetus via the placenta during pregnancy and cause serious complications such as severe fetal anemia, non-immune hydrops fetalis, and even intrauterine fetal death. the aim of this study was to determine the seroprevalence of parvovirus b19 antibodies among young women, sanandaj, iran. materials and methods: ninety young women (15-40 ...
Infection with human parvovirus B19 causes fifth disease, acute and chronic red cell aplasia, fetal hydrops, arthropathy, and other disorders. Antiviral antibodies limit B19 infection in vivo; however, the identification of serologic markers of protection has been hampered by the lack of a quantitative assay for parvovirus neutralization. A novel in vitro test for parvovirus neutralization has ...
AIMS To compare the application of a non-radioactive in situ hybridisation (ISH) technique with an immunocytochemical technique for the detection of human parvovirus B19 in formalin fixed, paraffin wax embedded sections of macerated fetal tissue. METHODS Archived samples of liver, lung or kidney from 19 human fetuses were investigated for parvovirus B19 using a full length digoxigenin labelle...
conclusions in this study b19-parvovirus infection were detected in patients with hematologic disorders in comparison with control subjects. screening of patients with a high risk of parvovirus b19 infection can considerably reduce the incidence and prevalence of b19 infection. results the parvovirus b19-specific nucleotide sequence was detected in 6 patients (20%). none of the samples obtained...
Background: Infection with parvovirus B19 may cause fetal losses including spontaneous abortion, intrauterine fetal death and non-immune hydropsfetalis. The aim of this study is to determine the frequency of parvovirus B19 in formalin fixed placental tissues in lost fetuses using real-time PCR method. Methods : In this cross-sectional study, 100 formalin fixed placental tissues with unknown...
Parvovirus B19 is a small non-enveloped single-stranded DNA virus of the family Parvoviridae and genus Erythrovirus. B19 virus is most known for causing erythema infectiosum (fifth disease) in children as well as numerous other diseases such as arthropathy in adults, Transient aplastic crisis in patients with increased erythropoiesis and persistent anemiain in immunocompromised patients. Parvov...
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