نتایج جستجو برای: hepatitis b virus mutation

تعداد نتایج: 1498097  

Journal: :iranian journal of blood and cancer 0
pazhouhnia s bouzari m rahimi f kardi mt

background: approximately 600,000 deaths occur every year as a result of the acute and chronic consequences of hepatitis b virus infection. ten different hepatitis b virus genotypes have been identified with distinct geographical distributions. different clinical outcomes, including the rate of mutations, development of hepatocellular carcinoma, chronicity, response to treatment, transplantatio...

Journal: :medical laboratory journal 0
farzane salarneia golestan university of medical sciences, gorgan, iran sare zhand golestan university of medical sciences, gorgan, iran behnaz khodabakhshi golestan university of medical sciences, gorgan, iran alijan tabarraei golestan university of medical sciences, gorgan, iran mohammad ali vakili golestan university of medical sciences, gorgan, iran naeme javid golestan university of medical sciences, gorgan, iran

abstract       background and objective: hepatitis b virus (hbv) is a dna virus with high tendency toward hepatic tissue. there are currently about 3 million hbv-infected people and 350 to 400 million chronic carriers of this virus in the world. x protein plays a role in the over-expression of oncogenes, carcinogenicity of liver cells and overlaps with the basal core promoter of the virus. muta...

Journal: :jundishapur journal of microbiology 0
kamyar makvandi infectious and tropical disease research center, health research institute, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran nastaran ranjbari department of pathology, imam khomeini hospital, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of pathology, imam khomeini hospital, ahvaz jundishapur university of medical sciences, ahvaz, ir iran. tel: +98-6133354389, fax: +98-6113361544 manoochehr makvandi department of virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran ali ashraf teimori department of virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran niloofar neisi department of virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran mojtaba rasti infectious and tropical disease research center, health research institute, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran

conclusions a high rate of 25% and 24.13% of hbv dna was detected among patients with hodgkin and non-hodgkin lymphoma, respectively. results three out of 12 (25%) hodgkin samples and seven out of 29 (24.13%) non-hodgkin showed positive hbv dna results. the results of sequencing revealed that the d genotype was predominant among the positive hbv patients. interestingly an unpredictable amino ac...

Molly Madan, Salman Khan, Sunil Kumar Virmani,

Background: Genetic changeability of hepatitis B virus (HBV) signifies a challenge for the sensitivity of immunologic and molecular diagnostics. Therefore, knowing the spread of HBV genotypes (GENs) and mutation has considerable impacts on treatment strategies, vaccination program, diagnosis, and prevention. The present study aimed to detect HBV GENs and mutants in HBsAg-positive patients. Meth...

Journal: :hepatitis monthly 0
jamal sarvari institute for cancer research, shiraz university of medical sciences, shiraz, ir iran; department of bacteriology and virology, shiraz university of medical sciences, shiraz, ir iran; department of biochemistry and functional proteomics, yamaguchi university graduate school of medicine, yamaguchi, japan zahra mojtahedi institute for cancer research, shiraz university of medical sciences, shiraz, ir iran seyed ali reza taghavi department of internal medicine, shiraz university of medical sciences, shiraz, ir iran yasuhiro kuramitsu department of biochemistry and functional proteomics, yamaguchi university graduate school of medicine, yamaguchi, japan mahmoud shamsi shahrabadi department of virology, tehran university of medical sciences, tehran, ir iran abbas ghaderi institute for cancer research, shiraz university of medical sciences, shiraz, ir iran; institute for cancer research, shiraz university of medical sciences, shiraz, ir iran. tel: +98-7112303687, fax: +98-7112304952

conclusions cd5l might be a useful biomarker for early diagnosis of hcc in hcv cirrhotic patients. lrg and hp α2 isoforms could be potential markers for distinguishing viral hcc. our results also further support the presence of varying molecules involved in hepatocarcinogenesis in hbv when compared with hcv infection. patients and methods two-dimensional polyacrylamide gel electrophoresis combi...

Journal: :hepatitis monthly 0
seyed moayed alavian baqiyatallah research center for gastroenterology and liver diseases (brcgl), baqiyatallah university of medical sciences, tehran, ir iran; baqiyatallah research center for gastroenterology and liver diseases (brcgl), tehran hepatitis center, baqiyatallah university of medical sciences, p.o.box: 14155/ 3651, tehran, ir iran. tel/fax: +98- 2181264070 hossein haghbin baqiyatallah research center for gastroenterology and liver diseases (brcgl), baqiyatallah university of medical sciences, tehran, ir iran

conclusions hbv and hcv are important culprits of hcc in emro countries and the middle east and different nations need different strategies to tackle them accordingly. countries with high rates of hbv such as turkey should continue their hbv vaccination and also increase sanitation. nations with high hcv rates such as egypt should maintain their blood product monitoring in addition to increased...

Journal: :iranian journal of public health 0
nurbek igissinov 1. research institute of traumatology and orthopedics, astana , kazakhstan ; 2. pa "central asian cancer institute", astana , kazakhstan. dariyana kulmirzayeva 2. pa "central asian cancer institute", astana , kazakhstan ; 3. jsc "astana medical university", astana , kazakhstan. cees th smit sibinga 4. faculty of medical sciences, university of groningen , netherlands. asiya turgambayeva 3. jsc "astana medical university", astana , kazakhstan.

transfusion-transmissible infections such as hepatitis b and hepatitis c are among the greatest threats to blood safety for transfusion recipients and pose a serious public health problem. the aim of this study was to assess the epidemiological aspects of hepatitis b and c in kazakhstani donor's blood over the period 2000-2011.the data were obtained from the annual reports of the republican blo...

آذرکیوان, آزیتا, ارجمندی, خدیجه, انصاری, شهلا, مهرور, عظیم, وثوق, پروانه, مهرور, نرجس, نیکفرجام, حسن,

    Background & Aim: HBV is hepatotrophic virus that usually causes infection without any symptoms and it is a very important infective factor in patients with acute lymphoblastic leukemia because they need blood products during their treatment. Because of the importance of this subject the aim of this study was to use hepatitis B virus vaccination in patients who did not have immunity for thi...

Journal: :hepatitis monthly 0
behzad einollahi nephrology and urology research center, baqiyatallah university of medical sciences, tehran, ir iran neda raeessi atherosclerosis research center, baqiyatallah university of medical sciences, tehran, ir iran; corresponding author: neda raeessi, atherosclerosis research center, baqiyatallah university of medical sciences, molla sadra ave, vanak sq. tehran, ir iran. tel: +98-2181263420, fax: +98-2181263419, e-mail: fereshteh raeessi clinical research center, azad university of pharmacy, tehran, ir iran

Journal: :jundishapur journal of microbiology 0
hosain nomanee antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran sina rostami department of biology, faculty of sciences, ferdowsi university of mashhad, mashhad, ir iran mohammad taghi shakeri department of biostatistics, public health school, mashhad university of medical sciences, mashhad, ir iran zahra meshkat antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran; antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran. tel: +98-5138012453, fax: +98-5138002960

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