نتایج جستجو برای: hbv genotyping

تعداد نتایج: 37195  

Journal: :Memorias do Instituto Oswaldo Cruz 2012
Leticia Cancella Nabuco Francisco Campello do Amaral Mello Selma de Andrade Gomes Renata Mello Perez Jorge André Segadas Soares Henrique Sérgio Moraes Coelho Cristiane Alves Villela Nogueira

Data concerning the relationship between hepatitis B virus (HBV) genotypes and liver histology are scarce. The aim of this study was to compare HBV non-B and non-C genotypes according to demographic features, clinical status, HBV-DNA levels and liver histology in Rio de Janeiro. One hundred twenty one consecutive chronic HBV-infected patients were enrolled during two-year period and data were p...

2016
Tracey Salter Hannah Burton Sam Douthwaite William Newsholme Catherine Horsfield Rachel Hilton

Hepatitis B virus (HBV) presents a risk to patients and staff in renal units. To minimise viral transmission, there are international and UK guidelines recommending HBV immunisation for patients commencing renal replacement therapy (RRT) and HBV surveillance in kidney transplant recipients. We report the case of a 56-year-old male who was immunised against HBV before starting haemodialysis. He ...

2017
Yashwant G Chavan Sharad R Pawar Minal Wani Amol D Raut Rabindra N Misra

BACKGROUND Hepatitis B Virus (HBV) infection is one of the major causes of liver cirrhosis, hepatocellular carcinoma and deaths due to the acute or chronic consequences worldwide. HBV is distributed into various genotypes based on nucleic acid sequence variation. OBJECTIVES To develop a method of HBV genotyping and drug resistance interpretation using partial sequencing of polymerase gene. ...

2013
Lay Lay Win Jeff Powis Hemant Shah Jordan J. Feld David K. Wong

Background. Rapid and early emergence of clinically significant LAM resistance is thought to be unlikely during the first year of treatment, and as a result LAM is thought to be a reasonable choice as a first line agent for prophylaxis during chemotherapy. Aim. To report fatal HBV reactivation despite appropriate LAM prophylaxis in two previously treatment-naive individuals undergoing R-CHOP ch...

Journal: :hepatitis monthly 0
farah bokharaei salim department of virology, iran university of medical sciences, tehran, ir iran; department of virology, iran university of medical sciences, tehran, ir iran. tel/fax: +98-2188602205 hossein keyvani department of virology, iran university of medical sciences, tehran, ir iran seyed hamidreza monavari department of virology, iran university of medical sciences, tehran, ir iran maryam esghaei department of virology, iran university of medical sciences, tehran, ir iran shahin fakhim department of civil engineering, faculty of engineering, payame noor university, karaj, ir iran angila ataei pirkooh department of virology, iran university of medical sciences, tehran, ir iran

conclusions the main and frequent hbv genotype among azerbaijani patients with chronic hepatitis b virus infection was genotype d followed by genotype a. results the mean age of patients was 35.9 ± 11.7 years (19-66). of 103 patients, 72 (69.9%) were male. in the present study, the predominant hbv genotype was d (93.2%) followed by genotype a (5.8%) and concurrent infection with a and d genotyp...

2012
Murat Sayan Cengiz Dogan

BACKGROUND Genotype G is the least common of all the hepatitis B virus (HBV) genotypes. The existence of the genotype G strain of HBV was first noted in 2000 and little information is available on its global geographical distribution. Previous studies have demonstrated the dominance of genotype D in patients with HBV infections in Turkey. OBJECTIVES To report for the first time in Turkey, the...

Journal: :The Journal of antimicrobial chemotherapy 2010
Vincent Soriano Amanda Mocroft Lars Peters Juergen Rockstroh Francisco Antunes Nikolai Kirkby Stephane de Wit Antonella d'Arminio Monforte Robert Flisiak Jens Lundgren

BACKGROUND Both natural history and treatment outcome of hepatitis B virus (HBV) infection are influenced by genotypes and viral load. Information about factors determining HBV genotype distribution and viraemia in HIV/HBV-co-infected patients is scarce. METHODS All HIV-positive patients living in Europe and Argentina recruited in EuroSIDA (1994-2006) were tested for serum HBV surface antigen...

2014
Amitis Ramezani Arezoo Aghakhani Ebrahim Kalantar Mohammad Banifazl Ali Eslamifar Ali Akbar Velayati

Background and Objective: The outcome of hepatitis B virus (HBV) infection may be influenced by host factors like Human Leukocyte Antigen (HLA). We have investigated HLA-A and DRB1 alleles in patients with persistent hepatitis B infection compared to subjects who had spontaneously recovered from HBV infection. To complete the findings of this study we performed another survey in certain HLA all...

2017
Lúcia Mabalane Chambal Eduardo Samo Gudo Awa Carimo Rita Corte Real Nédio Mabunda Cremildo Maueia Adolfo Vubil Ana Flora Zicai Nilesh Bhatt Francisco Antunes

BACKGROUND HIV/ HBV coinfected patients are at high risk of developing chronic HBV infection, liver cirrhosis and hepatocellular carcinoma. In Mozambique, where HIV prevalence is one of the highest in the world, HIV-infected patients are scarcely characterized in terms of HBV coinfection and 3TC-resistance mutations profile. METHODS To characterize ART-naïve HIV-infected adults, with and with...

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