نتایج جستجو برای: chronic hbv infection

تعداد نتایج: 912127  

2015
Lei Ye Haisheng Yu Chengwen Li Matthew L. Hirsch Liguo Zhang R. Jude Samulski Wuping Li Zhong Liu Xiangzhi Meng

Liver cirrhosis and hepatocellular carcinomas are major health problems of chronic hepatitis B virus (HBV) infection. To date, rare model has reproduced liver fibrosis associated with long-term HBV infection which in turn has hindered both the understanding of HBV biology and the development of new treatment options. Here, using adeno-associated virus serotype 8 (AAV8) mediated delivery of a 1....

2017
Frank Tacke

Hepatitis B virus (HBV) infection remains a global public health problem with changing epidemiology due to several factors including vaccination policies and migration. This Clinical Practice Guideline presents updated recommendations for the optimal management of HBV infection. Chronic HBV infection can be classified into five phases: (I) HBeAg-positive chronic infection, (II) HBeAg-positive c...

Introduction: Host immune responses are considered as an an important factor concerning the progression of HBV infection. B cells population following Hepatitis B infection has received scant attention. A Poroliferation-Inducing Ligand (APRIL) can be introduced as a stimulator of B cell activities. Therefore, this study intended to investigate the proportion of IgD positive B lymphocytes in liv...

Journal: :iranian red crescent medical journal 0
mohammad taghi shakeri department of biostatistics, public health school, mashhad university of medical sciences, mashhad, ir iran bahareh foghanian microbiology and virology research center, mashhad university of medical sciences, mashhad, ir iran hosein nomani microbiology and virology research center, mashhad university of medical sciences, mashhad, ir iran majid ghayour-mobarhan biochemistry of nutritional research center, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran maryam sadat nabavinia department of biotechnology, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran sina rostami department of biology, faculty of sciences, ferdowsi university of mashhad, mashhad, ir iran

results patients’ age ranged from 15 to 65 years (mean = 35.54 ± 14.85). thirty four (1.0%) of the subjects were positive for hbsag, of whom, 2.9 % (1 of 34 cases) were also positive in pcr-based screening. elisa tests for hbeag, hbeab, and hbcab igm were positive in one (2.9 %), 27 (79.4%) and one (2.9 %) cases, respectively. conclusions according to our results, hbsag was positive in 0.53 of ...

2003
Yves Benhamou Thierry Poynard

Chronic infection with hepatitis B virus (HBV) affects about 5% of the world population (1). In Western Europe, Australia and the USA prevalence of chronic carriers of hepatitis B surface antigen (HBsAg) is less than 1% of the population. Among human immunodeficiency virus (HIV) infected individuals this prevalence is approximately 10 fold higher (2). Until recently, studies on HBV infection in...

ژورنال: Medical Laboratory Journal 2012
, Abbasi A (MD), , Kabotari M, , Tabarraei A (PhD), , Tajbakhsh R (MD), , Zhand S (MSc), ,

Abstract Background and objectives: Hepatitis B virus infection is a major health problem in worldwide. The prevalence of Occult and chronic HBV in hemodialysis patients is higher than standard in developing countries. People with occult HBV are negative for HBV surface antigen (HBsAg) but positive for HBV-DNA. We aimed to evaluate occult hepatitis B infection in patients under hemodialysis in ...

شریفی, جمشید , سیاهی, سعید , شاه علی, حمزه ,

Background: HBV infection is one of the great medical problems of world and Iran. Based on WHO reports, about %37 of world population have been infected by HBV and over 2 billion people have new or old evidence of HBV infection and about 400 million have chronic hepatitis and are carriers of HBV infection. Every year about 2 million people die because of HBV infection. 3/4 of world population l...

2013
Summer L. Day Katherine Odem-Davis Kishorchandra N. Mandaliya Keith R. Jerome Linda Cook Linnet N. Masese John Scott H. Nina Kim Susan M. Graham R. Scott McClelland

BACKGROUND Sub-Saharan Africa carries a high burden of co-infection with HIV-1 and hepatitis B virus (HBV). In this region, individuals with HIV-1/HBV co-infection on antiretroviral therapy (ART) frequently receive lamivudine as the only agent active against HBV, raising concerns for development of HBV resistance to lamivudine. We aimed to determine the prevalence, clinical, and virologic outco...

Journal: :Eastern Mediterranean health journal = La revue de sante de la Mediterranee orientale = al-Majallah al-sihhiyah li-sharq al-mutawassit 2014
R Kishk H Aboul Atta M Ragheb M Kamel L Metwally N Nemr

Chronic hepatitis C virus (HCV) infection combined with occult hepatitis B virus (HBV) infection has been associated with increased risk of hepatitis, cirrhosis and hepatocellular carcinoma. This study aimed to determine the prevalence of occult HBV infection among Egyptian chronic HCV patients, the genotype and occurrence of surface gene mutations of HBV and the impact of co-infection on early...

With up to 400 million affected people worldwide, chronic hepatitis B virus (HBV) infection is still a major health care problem. During the last decade, several novel therapeutic approaches have been developed and evaluated. In most regions of the world, interferon-α (IFN-α), and nucleos(t)ide analogues are currently approved. Despite major improvements, none of the existing therapies is optim...

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