نتایج جستجو برای: hbv genotypes

تعداد نتایج: 69069  

2012
Yao Liu Shandong Pan Li Liu Xiangjun Zhai Jibin Liu Juan Wen Yixin Zhang Jianguo Chen Hongbing Shen Zhibin Hu

BACKGROUND Recently, several studies have demonstrated that two long non-coding RNAs (lncRNAs), HULC and MALAT1, may participate in hepatocellular carcinoma (HCC) development and progression. However, genetic variations in the two lncRNAs and their associations with HCC susceptibility have not been reported. In this study, we hypothesized that single nucleotide polymorphisms (SNPs) in HULC and ...

Journal: :Journal of infection in developing countries 2015
Huijuan Zhu Xingxiang Liu Yong Xue Chong Shen Yinghui Li Aili Wang Yi Ding Zhi Zheng Chen Dong

INTRODUCTION This study aimed to analyze the characteristics of HBsAg, HBsAb, coexistence of HBsAg and HBsAb, and the genotypic distribution of HBV in Chinese schizophrenia patients. METHODOLOGY A total of 1,694 schizophrenia patients, 9-85 years of age, were recruited for the present study. HBsAg, HBsAb, and HBV DNA were detected with commercial methods. ALT, AST, γ-GT, TBIL, and IBIL were m...

Journal: :World journal of gastroenterology 2006
Saket Chattopadhyay Bhudev Chandra Das Premashis Kar

AIM To study the Hepatitis B virus (HBV) genotypes and their effect on the progression and outcome in patients with chronic liver diseases from New Delhi, India. METHODS Sera from 100 HBV-related chronic liver disease (CLDB) cases were tested for HBV genotype using Polymerase Chain Reaction-Restriction Fragment Length Polymorphism (PCR-RFLP) and Type-specific primers-based PCR (TSP-PCR) targe...

2013
Hiba Sami Meher Rizvi Mohd Azam Rathindra M. Mukherjee Indu Shukla M. R. Ajmal Abida Malik

Introduction. HBV genotypes and subtypes are useful clinical and epidemiological markers. In this study prevalent HBV genotypes were assessed in relation to serological profile and clinical status. Material & Methods. 107 cases of HBV were genotyped. Detailed clinical history was elicited from them. HBsAg, HBeAg, anti-HBs, anti-HBe, and anti-HBc-IgM were assessed. HBV genotyping was performed u...

2013
Alexander Augusto Martinez Yamitzel Zaldivar Chen Ch Hong Monica Viviana Alvarado-Mora Rebecca Smith Alma Y Ortiz João Renato Rebello Pinho Juan Cristina Juan Miguel Pascale

Despite the effectiveness of current hepatitis B virus (HBV) vaccines, it is estimated that 350 million individuals suffer from chronic HBV infection and more than 50% of these affected individuals live on the Asian continent. Panama is a country with a great diversity of foreign groups; the Chinese community is a large example of this phenomenon. There is an urgent need to perform studies that...

2015
Ahmed A Sonbol Blal A Montaser Hosam El-Din M Seleem

Polymorphisms in cytokine genes responsible for inflammatory and immune responses are associated with risk of hepatocellular carcinoma (HCC) in high-risk population. Interleukin-2 (IL-2) is an immuno-regulatory cytokine produced by T cells and plays an important role in anti-tumor immunity. Variations in the DNA sequence of the IL-2 gene may lead to altered cytokine production and/or activity, ...

Background and Objective: Since the distribution of HBV genotypes in patients with hepatitis B indicates the predominant genotypes in specific geographical area, this study aimed to investigate the prevalence of S gene mutations in high-risk children with maternal HBV in southeastern Iran. Materials and Methods: This cross-sectional prospective study was performed from March 2019 to March 2020...

Journal: :Journal of medical virology 2012
Pattaratida Sa-Nguanmoo Pisit Tangkijvanich Piyanit Tharmaphornpilas Aim-Orn Rasdjarmrearnsook Saowanee Plianpanich Nutchanart Thawornsuk Apiradee Theamboonlers Yong Poovorawan

Perinatal transmission of hepatitis B virus (HBV) has been controlled incompletely despite adequate immunoprophylaxis in infants. The aim of this study was to characterize virological factors of HBV associated with vaccine failure in Thailand. Sera of 14 infected infants (13 HBeAg-positive and one HBeAg-negative) with vaccine failure and their respective mothers (group M1) were tested quantitat...

2016
Li Peng Guang Yang Chensi Wu Wenshuai Wang Jianhua Wu Zhanjun Guo

Hepatitis B virus (HBV) DNA is prone to mutations due to proofreading deficiencies of HBV polymerase. We have previously identified hepatocellular carcinoma (HCC) survival-associated HBV mutations in the X, precore, and core regions. In the present study, we extended our research to assess HCC survival-associated HBV mutations in the small S gene of HBV genome in 115 HCC patients including 60 p...

2011
Isabelle Chemin Heléne Norder Patrick Soussan Runu Chakravarty

According to the World Health Organization, about 2 billion persons worldwide have been infected with hepatitis B virus (HBV). More than 350 million are chronically infected worldwide with a high risk of developing liver cirrhosis and hepatocellular carcinoma (HCC) (representing 1million deaths per year). The epidemiology of HCC is peculiar with both geographic and temporal patterns of incidenc...

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