نتایج جستجو برای: ویروس gbv

تعداد نتایج: 4725  

Journal: :Journal of virology 2002
Amedeo De Tomassi Maura Pizzuti Rita Graziani Andrea Sbardellati Sergio Altamura Giacomo Paonessa Cinzia Traboni

Tamarins (Saguinus species) infected by GB virus B (GBV-B) have recently been proposed as an acceptable surrogate model for hepatitis C virus (HCV) infection. The availability of infectious genomic molecular clones of both viruses will permit chimeric constructs to be tested for viability in animals. Studies in cells with parental and chimeric constructs would also be very useful for both basic...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1999
R Halasz B Fischler A Nemeth S Lundholm M Sällberg

The role of GB virus C/hepatitis G virus (GBV-C/HGV) in adult and pediatric liver disease is unclear. We detected serum GBV-C/HGV RNA by reverse transcriptase polymerase chain reaction in 1 (3%) of 38 cholestatic infants, in 4 (4%) of 95 children without liver disease, and in none of 30 children with autoimmune hepatitis. One cholestatic infant had antibodies, presumably maternal, to GBV-C/HGV....

Journal: :The Journal of infectious diseases 2013
Christine L Timmons Qiujia Shao Chenliang Wang Ling Liu Huanliang Liu Xinhong Dong Bindong Liu

GB virus type C (GBV-C) is a single-stranded positive-sense RNA virus classified in the Flaviviridae family. Persistent coinfection with GBV-C is associated with lower human immunodeficiency virus type 1 (HIV-1) load, higher CD4(+) T-cell count, and prolonged survival in HIV-1 coinfected patients. The GBV-C envelope glycoprotein E2 has been reported to interfere with HIV-1 entry. In this study,...

Journal: :Journal of virology 2013
Selena M Sagan Peter Sarnow Joyce A Wilson

Hepatitis C virus (HCV) RNA forms an unusual interaction with human microRNA-122 (miR-122) that promotes viral RNA accumulation in cultured human liver cells and in the livers of infected chimpanzees. GB virus B (GBV-B) is a hepatotropic virus and close relative of HCV. Thus, GBV-B has been used as a surrogate system to study HCV amplification in cultured cells and in infected tamarins. It was ...

Journal: :International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics 2002
L Stevens

Gender-based violence (GBV) is a worldwide problem that can have serious physical and psychological consequences. Women need to be assessed for GBV and a logical place to do so would be where women go for health care, reproductive health facilities. The United Nations Population Fund (UNFPA) has developed 'A Practical Approach to Gender-Based Violence: A Program Guide for Health Care Providers ...

2012
David Gretch

In medical research of epidemiological importance, controversies come and go, but the GB virus (GBV)/human immunodeficiency virus (HIV) confusion is persisting longer than what is reasonable. Taking sides becomes important whenever saving lives is of concern. This is one reason for continued research on the nonpathogenic, “normal flora virus” initially tagged by the misnomer of hepatitis G viru...

Journal: :Chang Gung medical journal 2010
Chang-Jung Chang Jui-Chin Chiang Sheng-Nan Lu Jing-Houng Wang

BACKGROUND Previous reports in Taiwan have shown that the hepatitis B virus (HBV)- and hepatitis C virus (HCV)-endemic areas are also endemic for hepatitis D virus (HDV), GBV-C and TT virus. This study aimed to elucidate the epidemiology of HDV and GBV-C infection in two neighboring HBV- and HCV-endemic villages, to deduce the epidemiological characteristics of multiple viral infections in comm...

Journal: :Journal of virology 1999
P Simmonds D B Smith

The recently discovered hepatitis G virus (HGV) or GB virus C (GBV-C) is widely distributed in human populations, and homologues such as HGV/GBV-CCPZ and GBV-A are found in a variety of different primate species. Both epidemiological and phylogenetic analyses support the hypothesis that GB viruses coevolved with their primate hosts, although their degree of sequence similarity appears incompati...

Journal: :American journal of preventive medicine 2016
Michele R Decker Lorie Benning Kathleen M Weber Susan G Sherman Adebola Adedimeji Tracey E Wilson Jennifer Cohen Michael W Plankey Mardge H Cohen Elizabeth T Golub

INTRODUCTION Gender-based violence (GBV) threatens women's health and safety. Few prospective studies examine physical and sexual violence predictors. Baseline/index GBV history and polyvictimization (intimate partner violence, non-partner sexual assault, and childhood sexual abuse) were characterized. Predictors of physical and sexual violence were evaluated over follow-up. METHODS HIV-infec...

Journal: :The Journal of infectious diseases 1998
C S Blair F Davidson C Lycett D M McDonald G H Haydon P L Yap P C Hayes P Simmonds J Gillon

The prevalence, incidence, clinical features, and natural history of hepatitis G virus (HGV) or GB virus C (GBV-C) were investigated in a non-remunerated blood donor population to determine its clinical significance and its impact on blood safety. Of 1020 regular blood donors, 23 (2.25%) were positive for plasma HGV/GBV-C RNA. Alanine aminotransferase levels were lower than in uninfected donors...

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