نتایج جستجو برای: viral genotypes

تعداد نتایج: 204021  

Journal: :hepatitis monthly 0
seyed hossein aalaei-andabili molecular immunology research center, department of immunology, school of medicine, tehran university of medical sciences, tehran, ir iran bita behnava middle east liver disease center, tehran, ir iran; baqiyatallah research center for gastroenterology and liver disease (brcgl), baqiyatallah university of medical sciences, tehran, ir iran shima salimi middle east liver disease center, tehran, ir iran; baqiyatallah research center for gastroenterology and liver disease (brcgl), baqiyatallah university of medical sciences, tehran, ir iran heidar sharafi middle east liver disease center, tehran, ir iran; baqiyatallah research center for gastroenterology and liver disease (brcgl), baqiyatallah university of medical sciences, tehran, ir iran seyed moayed alavian middle east liver disease center, tehran, ir iran; iran hepatitis network (ihn), tehran, ir iran; middle east liver disease center, tehran, ir iran. tel: +98-2188067114, fax: +98-2188067114

conclusions there were significant linkages between hcv genotypes and il28b genotypes/alleles. patients with a favorable il28b and genotypes 1 and 4 hcv infection stand a better chance to clear hcv in the acute phase. objectives this meta-analysis was designed to determine the world-wide distribution patterns of il28b genotypes and alleles, and to find possible linkages between il28b and hcv ge...

Journal: :Journal of hepatology 2011
Tomokazu Kawaoka C Nelson Hayes Waka Ohishi Hidenori Ochi Toshiro Maekawa Hiromi Abe Masataka Tsuge Fukiko Mitsui Nobuhiko Hiraga Michio Imamura Shoichi Takahashi Michaki Kubo Tatsuhiko Tsunoda Yusuke Nakamura Hiromitsu Kumada Kazuaki Chayama

BACKGROUND & AIMS Common IL28B locus polymorphisms (SNPs rs8099917 and rs12979860) have been reported to affect peg-interferon plus ribavirin combination therapy (PEG-RBV) for hepatitis C virus (HCV) genotype 1b, but few reports have examined their effect on other two common genotypes, 2a and 2b. METHODS We analyzed predictive factors for sustained virological response (SVR) in a retrospectiv...

Journal: :Journal of the National Cancer Institute 2005
Ming-Whei Yu Shiou-Hwei Yeh Pei-Jer Chen Yun-Fan Liaw Chih-Lin Lin Chun-Jen Liu Wei-Liang Shih Jia-Horng Kao Ding-Shinn Chen Chien-Jen Chen

BACKGROUND Although chronic infection with hepatitis B virus (HBV) has been established as a cause of hepatocellular carcinoma (HCC), the roles of viral load and HBV genotype remain unclear. METHODS From 1988 through 1992, baseline blood samples were collected from 4841 Taiwanese men who were HBV carriers but had not been diagnosed with HCC. We used real-time polymerase chain reaction assays ...

Journal: :hepatitis monthly 0
bahman khalvati fahlyani diagnosis laboratory sciences and technology research center, school of paramedical, sciences shiraz university of medical sciences, shiraz, ir iran abbas behzad-behbahani diagnosis laboratory sciences and technology research center, school of paramedical, sciences shiraz university of medical sciences, shiraz, ir iran; department of biotechnology, school of paramedical sciences, shiraz university of medical sciences, shiraz, ir iran; diagnosis laboratory sciences and technology research center, school of paramedical, sciences shiraz university of medical sciences, shiraz, ir iran. tel: +98-7132270301, fax: +98-7132270301 seiied alireza taghavi gastroenterohepatology research center, shiraz university of medical sciences, shiraz, ir iran ali farhadi diagnosis laboratory sciences and technology research center, school of paramedical, sciences shiraz university of medical sciences, shiraz, ir iran; department of biotechnology, school of paramedical sciences, shiraz university of medical sciences, shiraz, ir iran saeede salehi diagnosis laboratory sciences and technology research center, school of paramedical, sciences shiraz university of medical sciences, shiraz, ir iran; department of biotechnology, school of paramedical sciences, shiraz university of medical sciences, shiraz, ir iran setare adibzadeh diagnosis laboratory sciences and technology research center, school of paramedical, sciences shiraz university of medical sciences, shiraz, ir iran; department of biotechnology, school of paramedical sciences, shiraz university of medical sciences, shiraz, ir iran

conclusions the quite sensitive in-house taqman real time rt-pcr assay was able to detect and quantify all four main hcv genotypes prevailing around all geographical regions of iran. results the lower limit detection of this in-house hcv real-time rt-pcr was determined as 100 rna copies/ml. inter- and intra-assay coefficient of variation (cv) of this in-house hcv real-time rt-pcr ranged from 0....

M Mahmoudian Shooshtari , Z Sharifi ,

Abstract: Genotyping of the hepatitis C virus (HCV) is important for designing therapeutic strategies and regional specific diagnostic assays. The aim of this study was to identify the HCV genotypes in HCV infected blood donors. This is the first report on HCV genotypes in blood donors in Iran. In this cross-sectional study, 103 blood donors with hepatitis C were investigated for HCV genotype...

Journal: :hepatitis monthly 0
mihajlo jakovljevic pharmacology and toxicology department, the faculty of medical sciences kragujevac, university of kragujevac, kragujevac, serbia; pharmacology and toxicology department, the faculty of medical sciences, university of kragujevac, st. svetozara markovica 69, 34000, kragujevac, republic of serbia. tel: +381-642952518, fax: +381-34306800 zeljko mijailovic infectious diseases clinic, university clinical center kragujevac, kragujevac, serbia biljana popovska jovicic infectious diseases clinic, university clinical center kragujevac, kragujevac, serbia predrag canovic infectious diseases clinic, university clinical center kragujevac, kragujevac, serbia olgica gajovic infectious diseases clinic, university clinical center kragujevac, kragujevac, serbia mirjana jovanovic regional addiction disorders center, psychiatry clinic, university clinical center kragujevac, kragujevac, serbia

background pegylated interferon alfa plus ribavirin protocol is currently considered the most efficient hepatitis c treatment. however, no evidence of costs comparison among common viral genotypes has been published. objectives we aimed to assess core drivers of hepatitis c medical care costs and compare cost effectiveness of this treatment among patients infected by hepatitis c virus with geno...

Journal: :medical laboratory journal 0
mohamad reza nazer department of infectious diseases, hepatitis research center, lorestan university of medical sciences, khorramabad, iran zia obeidavi student research committee, lorestan university of medical sciences, khorramabad, iran behrouz beiranvand hepatitis research center, lorestan university of medical sciences, khorramabad, iran mahshid garmsiri student research committee, lorestan university of medical sciences, khorramabad, iran

abstract        background and objective: this study was conducted to evaluate epidemiology of risk factors for hepatitis c virus (hcv) transmission, and determine the association of its genotypes with viral load and response to treatment in patients referred to the infectious disease clinic of khorramabad.         methods: the study included patients infected with hepatitis c referred to the i...

Journal: :Applied and environmental microbiology 2016
Akihiko Hata Seiya Hanamoto Yuya Shirasaka Naoyuki Yamashita Hiroaki Tanaka

UNLABELLED F-specific RNA phages (FRNAPHs) are considered potential viral indicators of water pollution due to their occurrence and stability in water environments. However, their suitability as viral indicators is not fully elucidated because the characteristics of FRNAPHs are variable depending on the genotype. In this study, for the characterization of infectious FRNAPH genotypes, integrated...

2011
Anita Chakravarti Gaurav Dogra Vikas Verma Amit Parkash Srivastava

BACKGROUND & OBJECTIVES Hepatitis C virus (HCV) has emerged as a leading cause of chronic hepatitis, liver cirrhosis and hepatocellular carcinoma worldwide. Genotyping and assessment of the viral load in HCV patients is important for designing the therapeutic strategies. Thus the present study was designed to determine the distribution pattern of HCV genotypes in chronic hepatitis patients and ...

2016
Rachel Breyta Doug McKenney Tarin Tesfaye Kotaro Ono Gael Kurath

Surveillance and genetic typing of field isolates of a fish rhabdovirus, infectious hematopoietic necrosis virus (IHNV), has identified four dominant viral genotypes that were involved in serial viral emergence and displacement events in steelhead trout (Oncorhynchus mykiss) in western North America. To investigate drivers of these landscape-scale events, IHNV isolates designated 007, 111, 110,...

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