نتایج جستجو برای: parvovirus

تعداد نتایج: 4144  

2015
Razieh Nikoozad Mohammad Reza Mahzounieh Mohammad Reza Ghorani

BACKGROUND Parvovirus B19, a member of the Erythrovirus genus of Parvoviridae family, causes various clinical illnesses including infectious erythema, arthropathy, hydrops fetalis or congenital anemia, and transient aplastic crises. The B19 virus can be transmitted through respiratory secretions, blood products, and blood transfusion. OBJECTIVES The aim of this study was to detect the B19 vir...

2016
Ayaka Kawabe Yasushi Takai Jun-Ichi Tamaru Kouki Samejima Hiroyuki Seki

BACKGROUND There is concern about the development of anemia-associated fetal hydrops associated with maternal parvovirus B19 infection. Parvovirus B19 infection occurs via the globoside (P antigen) receptor, the main glycolipid of erythroid cells, which induces apoptosis. Similar findings have been reported for the P antigen of globoside-containing placental trophoblast cells. CASE DESCRIPTIO...

Journal: :The Journal of infectious diseases 1999
J R Bostic K E Brown N S Young S Koenig

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 ...

Journal: :Avian diseases 2009
Laszlo Zsak Keith O Strother J Michael Day

Comparative sequence analysis of six independent chicken and turkey parvovirus nonstructural (NS) genes revealed specific genomic regions with 100% nucleotide sequence identity. A polymerase chain reaction (PCR) assay with primers targeting these conserved genome sequences proved to be highly specific and sensitive to detecting parvoviruses in experimentally infected chickens. In a nationwide s...

2007
Yvonne Cossart

Objectives: Facilitate risk assessment of vital complications in fetuses of pregnancies affected by acute parvovirus B19 infection. Design: Study of the natural course of maternal parvovirus B19 infection in four cases, from early pregnancy on. Setting: University medical center in the Netherlands. Population: Pregnant mothers attending obstetric services. Methods: Serial measurements of the ma...

2014
Atsuko Hichijo Mikio Morine

Parvovirus B19 is a well-established cause of fetal anemia and nonimmune fetal hydrops in pregnancy. Fetal parvovirus infection can cause severe destruction of erythroid progenitor cells, resulting in fetal anemia, hydrops, and intrauterine death. However, viral myocarditis with subsequent heart failure is another possible mechanism for hydrops formation as viral infection of fetal myocardial c...

Journal: :Journal of the Pediatric Infectious Diseases Society 2015
Stephanie A Fritch Lilla Shelly E Burgett Kathleen A McGann Daniel S Wechsler

Parvovirus B19 is a small single-stranded DNA virus of the Parvoviridae family. Depending on host factors, it may produce a wide array of clinical disease states. Disease severity can range from self-limited to severe, requiring significant supportive care. Immunocompromised patients are generally affected more severely but rarely develop prolonged and persistent infections. Here, we describe a...

M Mahmoodian-Shooshtari , Z Sharifi,

Background and Aims: Human parvovirus B19, a member of the parvoviridae family, with single-stranded DNA is a very minute non-enveloped virus. B 19 virus is mostly transmitted via the respiratory tract but some studies have been reported which B19 virus can be transmitted through blood and/or blood products. The aim of this study was to evaluate the prevalence of B19 among blood donors in Tehra...

Journal: :Journal of clinical pathology 2003
J R Kerr M McCoy B Burke D L Mattey V Pravica I V Hutchinson

BACKGROUND The immune system has been implicated in the pathogenesis of certain clinical manifestations of parvovirus B19 infection, including rash and arthralgia. Cytokines feature in the pathogenesis of parvovirus B19 infection, so inherited variability in cytokine responses to B19 infection might have a bearing on the symptomatology of parvovirus B19 infection. AIMS To investigate the poss...

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