نتایج جستجو برای: ویروس gbv

تعداد نتایج: 4725  

Journal: :The Journal of general virology 2001
N M Cuceanu A Tuplin P Simmonds

Hepatitis G virus (HGV)/GB virus C (GBV-C) causes persistent, non-pathogenic infection in a large proportion of the human population. Epidemiological and genetic evidence indicates a long-term association between HGV/GBV-C and related viruses and a range of primate species, and the co-speciation of these viruses with their hosts during primate evolution. Using a combination of covariance scanni...

Journal: :The Journal of infectious diseases 1997
R R Wu M Mizokami K Cao T Nakano X M Ge S S Wang E Orito K Ohba M Mukaide K Hikiji J Y Lau S Iino

The prevalence of GB virus C/hepatitis G virus (GBV-C/HGV) infection among intravenous drug users (IVDUs), patients with liver diseases, and blood donors in Nanning, southern China was studied. GBV-C/HGV RNA was detected by reverse transcription polymerase chain reaction with primers derived from the 5'-untranslated region. GBV-C/HGV RNA was detected in 64 of 85 IVDUs, 20 of 80 persons with liv...

Journal: :Archives of disease in childhood 1999
J Woelfle T Berg R Bialek K M Keller W Effenberger N Wagner

AIM To determine the frequency of GB virus C (GBV-C)/hepatitis G virus (HGV) infection before and after switch to the use of virus inactivated concentrates in haemophiliac patients infected with human immunodeficiency virus (HIV). PATIENTS AND METHODS Initial and follow up sera from 49 children with haemophilia were analysed for the presence of GBV-C/HGV RNA and antibodies to HGV (anti-HGV). ...

2014
Seyed Hossein Mousavi-Fard Shahin Merat Kiana Shahzamani Reza Ghanbari Neda Yahoo Farzaneh Sabahi

Background: Accumulative research is in progress to clarify clinical aspects of GBV-C. The possibility of interaction between HCV and GBV-C as well as its consequence on development of liver diseases is the most important clinical aspect which encourages researchers to develop a rapid and cost effective technique for simultaneous detection of both viruses. Methods: In this study, a SYBR Green r...

Journal: :Memorias do Instituto Oswaldo Cruz 2002
Luciana A Oliveira Regina M B Martins Megmar A S Carneiro Sheila A Teles Simonne A Silva Divina D P Cardoso Elisabeth Lampe Clara F T Yoshida

A survey was conducted in a blood donor population of Central Brazil aiming to investigate the prevalence of GB virus C (GBV-C)/hepatitis G virus (HGV) infection and also to analyze the virus genotypes distribution. A total of 241 voluntary blood donors were interviewed at the State Blood Bank in Goiânia, State of Goiás, Brazil. Blood samples were collected and serum samples tested for GBV-C/HG...

Journal: :BMC Infectious Diseases 2005
James F Jones Prasad S Kulkarni Salvatore T Butera William C Reeves

BACKGROUND Chronic fatigue syndrome (CFS) is an illness in search of an infectious etiology. GB virus-C (GBV-C) virus is a flavivirus with cell tropism and host defense induction qualities compatible with a role in producing the syndrome. The GBV-C genome is detectable in 4% of the population and 12% of the population is seropositive. The present study evaluated the association between infectio...

Journal: :The Journal of infectious diseases 1999
J H Kao C H Huang W Chen T J Tsai S H Lee K Y Hung D S Chen

Studies of the prevalence and clinical relevance of GB virus C (GBV-C) infection in 328 hemodialysis (HD) patients were done, and the possibility of nosocomial GBV-C transmission was explored by molecular epidemiology methods. For GBV-C viremic patients in a given HD unit, nucleotide sequences of the envelope region were analyzed by phylogenetic tree constructions. Of 328 HD patients, active he...

Journal: :The Journal of infectious diseases 2012
Robert T Rydze Jinhua Xiang James H McLinden Jack T Stapleton

Human immunodeficiency virus (HIV) disease progression is associated with a helper T cell 1 (Th1) to helper T cell 2 (Th2) cytokine profile switch. Persistent GB virus type C (GBV-C) infection is associated with survival and a serum Th1 cytokine profile in HIV-infected individuals. We found that GBV-C infection increased gene expression of Th1 cytokines and decreased Th2 cytokine expression in ...

2013
Andrea L Wirtz Nancy Glass Kiemanh Pham Amsale Aberra Leonard S Rubenstein Sonal Singh Alexander Vu

BACKGROUND High levels of gender-based violence (GBV) persist among conflict-affected populations and within humanitarian settings and are paralleled by under-reporting and low service utilization. Novel and evidence-based approaches are necessary to change the current state of GBV amongst these populations. We present the findings of qualitative research, which were used to inform the developm...

1997
Heinz-Hubert Feucht Lutz Fischer Martina Sterneck Bärbel Knödler Christoph-E. Broelsch Rainer Laufs

Institute of Medical Microbiology and Immunology mia during follow-up between 5 months and 4 years. The other 60 patients remained negative in GBV-C PCR. Department of General Surgery One important route of GBV-C transmission is blood products (blood Department of Internal Medicine plasma and erythrocyte and thrombocyte concentrates). Therefore, we Department of Transfusion Medicine examined th...

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