نتایج جستجو برای: gbv

تعداد نتایج: 455  

2011
Emma L. Mohr Krishna K. Murthy James H. McLinden Jinhua Xiang Jack T. Stapleton

GB virus C (GBV-C) is a common, non-pathogenic human virus that infects lymphocytes. Persistent GBV-C infection of humans with coexistent human immunodeficiency virus (HIV) infection is associated with prolonged survival, and GBV-C replication inhibits HIV replication in vitro. A GBV-C virus variant was identified in chimpanzees in 1998 and was named GBV-C(trog) or GBV-C(cpz). The prevalence an...

2016
Emma Louise Mohr Emma Mohr

GB virus C (GBV-C) is a nonpathogenic lymphotropic virus that replicates in B and T lymphocytes. Infection with GBV-C is documented worldwide and is common: between 1% and 5% of healthy blood donors are viremic at the time of donation. Antibodies to GBV-C proteins are not usually detected during viremia, and antibodies to the GBV-C envelope glycoprotein E2 develop following the clearance of vir...

2014
Jason T. Blackard Gang Ma Jeffrey A. Welge Caroline C. King Lynn E. Taylor Kenneth H. Mayer Robert S. Klein David D. Celentano Jack D. Sobel Denise J. Jamieson Lytt Gardner

BACKGROUND GB virus C (GBV-C) may have a beneficial impact on HIV disease progression; however, the epidemiologic characteristics of this virus are not well characterized. Behavioral factors and gender may lead to differential rates of GBV-C infection; yet, studies have rarely addressed GBV-C infections in women or racial/ethnic minorities. Therefore, we evaluated GBV-C RNA prevalence and genot...

Journal: :The Journal of infectious diseases 2012
Farnaz Vahidnia M Petersen G Rutherford M Busch S Assmann J T Stapleton B Custer

BACKGROUND GB virus C (GBV-C) infection is transmitted by blood exposure and associated with lower human immunodeficiency virus (HIV) load and slower HIV disease progression. Few studies describe predictors of acute GBV-C infection following transfusion in HIV-infected patients. METHODS We used a limited-access database from the National Heart Lung and Blood Institute's Viral Activation Trans...

2012
Hossein Keyvani Avid Mohammadi Masoud Sabouri Ghannad Mahboobeh Hajabdolbaghi

BACKGROUND The picture that has emerged from studies investigating HIV infected people with GBV-C viremia is that they have lower plasma HIV viral loads in comparison with HIV-positive people who did not have the GBV-C viremia. OBJECTIVES Since GBV-C HIV coinfection has not been studied in Iran, we have designed a survey to study the outcomes of GBV-C infection on HIV infected individuals. ...

Journal: :The Journal of infectious diseases 2009
W Bhanich Supapol R S Remis J Raboud M Millson J Tappero R Kaul P Kulkarni M S McConnell P A Mock J M McNicholl N Vanprapar S Asavapiriyanont N Shaffer S Butera

BACKGROUND GB virus C (GBV-C) is an apathogenic virus that inhibits human immunodeficiency virus (HIV) replication in vitro. Mother-to-child transmission (MTCT) of GBV-C has been observed in multiple small studies. Our study examined the rate and correlates of MTCT of GBV-C in a large cohort of GBV-C-HIV-coinfected pregnant women in Thailand. METHODS Maternal delivery plasma specimens from 24...

Journal: :The Journal of general virology 1997
T P Leary S M Desai J C Erker I K Mushahwar

Recently, gene fragments of several novel variants of GB virus A were isolated from the serum of distinct monkey species that had not been experimentally inoculated with an infectious agent. These variants appeared to be species-specific in that sequences isolated within a species were virtually identical, though sequences were strikingly different when compared between each species. In the pre...

Journal: :Gut 1999
R Halasz L Barkholt C Lara C Hultgren Y Ando U Broomé B Fischler A Nemeth B G Ericzon A Sönnerborg M Sällberg

BACKGROUND The role of the recently discovered GB virus C (GBV-C)/hepatitis G virus in fulminant hepatic failure (FHF) has been debated. Although GBV-C RNA has been detected in many cases of FHF, recent data suggest that the relation between GBV-C and FHF may be accidental. AIMS To retrospectively investigate the possible relation between the presence of GBV-C markers (RNA or antibodies to th...

2015

1 Gender-based violence (GBV) is the most extreme expression of unequal gender relations in society and one of the most widespread violations of human rights. While GBV disproportionally affects women and girls, it also affects men and boys. These abuses take place all over the world in homes, schools, work-places and communities. But GBV is preventable and education and educational institution...

Journal: :Archives of disease in childhood. Fetal and neonatal edition 1999
G Zuin B Saccani S Di Giacomo E Tanzi A R Zanetti N Principi

Twelve children born to hepatitis C virus antibody GBV-C/HGV RNA positive mothers who acquired GBV-C/HGV infection by the vertical or perinatal route were studied. Most (91%) were persistently GBV-C/HGV RNA positive up to 12 months of age. Four out of six cases who acquired GBV-C/HGV alone had normal alanine amino transferase activities. Long lasting evidence of hepatocellular injury was detect...

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