... Hepatitis C virus all need to be elucidated. Conflict of interest The authors have declared that no conflict of interest exists. References 1. WHO. Global surveillance and control of hepatitis C. ... world. Incidence rates across the world fluctuate and are difficult to calculate given the asymptomatic, often latent nature of the disease prior to clinical presentation. Prevalence rates across ... A, Braconier JH, Esteban JI, Hadziyannis SJ, Manns MP, Saracco G, Thomas HC, Trepo C. Epidemiology of hepatitis C virus infection in seven European Union countries: a critical analysis of the...
Ngày tải lên: 02/11/2012, 09:56
... cirrhosis, hepatocellular carcinoma, HCV, HCC 1. Introduction Chronic hepatitis C is the most common cause of chronic liver disease and cirrhosis, and the most common indication for liver transplantation ... immunodeficient patients. The anti-HCV assay detects greater than 90% of HCV infections after the initial 3 months. 4. Chronic Hepatitis C Chronic hepatitis C is marked by the persistence of HCV ... development of complications, among different racial and ethnic groups with HCV infection. For unclear reasons, African Americans appear to have a higher rate of chronic HCV infection than Caucasians...
Ngày tải lên: 02/11/2012, 09:56
Báo cáo y học: "Molecular Virology of Hepatitis C Virus (HCV): 2006 Update"
... Rice CM. Efficient initiation of HCV RNA replication in cell culture. Science 2000; 290: 1972-4. 10. Bartosch B, Dubuisson J and Cosset FL. Infectious hepatitis C virus pseudo-particles containing ... Comparison of different replicon systems. A selection of different bicistronic and monocistronic replicon constructs including subgenomic and full-length HCV sequences is depicted schematically. ... research focus includes molecular biology and immunology of viral hepatitis B and C as well as basic and clinical aspects of gastrointestinal malignancies, especially hepatocellular and colorectal...
Ngày tải lên: 02/11/2012, 10:00
Báo cáo y học: "Epidemiology and Prevention of Hepatitis B Virus Infection"
... genotype C in China [34]. Accumulated data suggest the importance of genotype, subgroup and recombination that may influence the biological characteristics of virus and clinical outcome of HBV infection. ... adolescent vaccinatin programmes in Italy. Vaccine 2000;18:S31-S34. 77. Chang MH, Chen CJ,cLai MS. Universal hepatitis B vaccination in Taiwan and the incidence of hepatocellular carcinoma in children. ... efficacy of newborn vaccination was 85.42%. In countries such as Italy and the United States, the incidence of acute hepatitis B has declined dramatically during the past decade after vaccination...
Ngày tải lên: 02/11/2012, 11:12
Tài liệu Báo cáo khoa học: Template requirements and binding of hepatitis C virus NS5B polymerase during in vitro RNA synthesis from the 3¢-end of virus minus-strand RNA docx
... Pasteur, Paris, France). The primers used were VB1: 5¢-AAACATATGA GCATGAGCTACCACCTGGACC-3¢ and VB3: 5¢-CTCG AGCTTCACAAGAAACTTCTGC-3¢. The PCR fragment was cleaved by the restriction enzymes Nde1 ... molecular clone pCV-J4L6S [21] kindly provided by J. Bukh (NIH, Beth- esda, MD, USA). The primers used were NS5Bj4s2: 5¢-GATATCATGTCAATGTCCTATACGTGGAC-3¢ and NS5Bj4r 5¢-AAACTCGAGGCGGGGTCGGGCACGAGA CAGG-3¢. ... relevance of sequences and ⁄ or structures implicated in this step of viral RNA replication in the infected cells. Experimental procedures Recombinant HCV RdRp The recombinant HCV NS5B-D21 of H77...
Ngày tải lên: 20/02/2014, 01:20
Báo cáo khoa học: Recent contributions of in vitro models to our understanding of hepatitis C virus life cycle pdf
... infection technical difficulties of primary cell culture HCV-LP Infection, morphogenesis cell attachment vaccination morphogenesis no secretion of particles independence of CD81 for entry HCVpp ... particles pro- duced in insect cells using a recombinant baculovirus containing the cDNA of HCV structural proteins of genotype 1b or 1a [48]. HCV-like particles were observed by electron microscopy ... are chronically infected worldwide [1]. HCV infec- tion causes major health problems because it is a principle cause of chronic liver diseases, including cir- rhosis and hepatocellular carcinoma....
Ngày tải lên: 16/03/2014, 05:20
Báo cáo sinh học: " Evolution of naturally occurring 5''''non-coding region variants of Hepatitis C virus in human populations of the South American region" doc
... indicated by a dot. A 63 TTCACGCAGAAAGCGTCTAGCCATGGCGTTAGTATGAGTGTCGTGCAGCCTCCAGGACCCCCCCTCCCGGGAGA TTCACGCAGAAAGCGTCTAGCCATGGCGTTAGTATGAGTGTCGTACAGCCTCCAGGACCCCCCCTCCCGGGAGA GCCATAGTGGTCTGCGGAACCGGTGAGTACACCGGAATTGCCAGGACGACCGGGTCCTTTCTTGGATCAACCCG ... GCCATAGTGGTCTGCGGAACCGGTGAGTACACCGGAATTGCCAGGACGACCGGGTCCTTTCTTGGATCAACCCG GCCATAGTGGTCTGCGGAACCGGTGAGTACACCGGAATTGCCAGGACGACCGGGTCCTTTCTTGGATCAACCCG CTCAATGCCTGGAGATTTGGGCGTGCCCCCGCGAGACTGCTAGCCGAGTAGTGTTGGGTCGCGAAAGGCCTT ... CTCAATGCCTGGAGATTTGGGCGTGCCCCCGCGAGACTGCTAGCCGAGTAGTGTTGGGTCGCGAAAGGCCTT CTCAATGCCTGGAGATTTGGGCGTGCCCCCGCAAGATCGCTAGCCGAGTAGTGTTGGGTCGCGAAAGGCCTT 283 B Background1 TTCACGCAGAAAGCGTCTAGCCATGGCGTTAGTATGAGTGTCGTGCAGCCTCCAGGACCCCCCCTCCCGGGAGAGCCATAGTGGTCTGCG...
Ngày tải lên: 18/06/2014, 18:20
Báo cáo y học: "Sustained eradication of hepatitis C virus by low-dose long-term interferon therapy in a renal transplant recipient with dual infection with hepatitis B and C viruses: a case report" pptx
... al . Journal of Medical Case Reports 2011, 5:246 http://www.jmedicalcasereports.com/content/5/1/246 Page 3 of 4 CAS E REP O R T Open Access Sustained eradication of hepatitis C virus by low-dose ... transplant recipients [2]. Besides accelerated deterioration of liver function in chronic HCV infection, HCV-related glomerulopathy [3] and HCV-associated fibrosing cholestatic hepatitis [4] ... the end of the article Chang et al . Journal of Medical Case Reports 2011, 5:246 http://www.jmedicalcasereports.com/content/5/1/246 JOURNAL OF MEDICAL CASE REPORTS © 2011 Chang et al; licensee...
Ngày tải lên: 10/08/2014, 23:21
Báo cáo khoa hoc:" Refractoriness of hepatitis C virus internal ribosome entry site to processing by Dicer in vivo" ppt
... sequence (5'accgtggagtgggggggcaggaggggctcagggagaaagtgcatacagccc ctggccctctctgcccttccgtcccctgt ttttc-3') (Promega). The Rluc:miR-328 binding site reporter constructs, in which Rluc is coupled ... HCV IRES nt 1-515 segment was amplified by PCR from pHCV7 7c using forward (5'-gcgcgcggatccgccagccccct- gatgggggcgacac-3') and reverse (5'-gcgcgcggatccaggttgcgac- cgctcggaagtcttcc-3') ... (5'- gagagagaattccggtcgggacgctctggcc-3') and reverse (5'gcgcgcaagcttcttaat- gctttcgctttcc-3') oligonucleotides, and cloned in the EcoRI/HindIII sites of pBluescript II KS(+) vector (Invitrogen),...
Ngày tải lên: 11/08/2014, 07:21
Báo cáo khoa hoc:" Recurrence of hepatitis C virus during leucocytopenia and spontaneous clearance after recovery from cytopenia: a case report" pot
... Santantonio T, Cucchiarini M, Cerny A, Pape GR: Association of hepatitis C virus- specific CD8+ T cells with viral clearance in acute hepatitis C. J Infect Dis 2000, 181:1528-1536. 3. Pham TN, MacParland ... BioMed Central Page 1 of 3 (page number not for citation purposes) Journal of Medical Case Reports Open Access Case report Recurrence of hepatitis C virus during leucocytopenia and spontaneous clearance ... We describe here the case of a 69 year old man with acute hep- atitis C virus infection who developed propylthiouracil- induced leucocytopenia, followed by cytopenia-induced HCV recurrence. With...
Ngày tải lên: 11/08/2014, 10:22
báo cáo khoa học: " The effectiveness of behavioural interventions in the primary prevention of Hepatitis C amongst injecting drug users: a randomised controlled trial and lessons learned" pot
... hepatitis C. Stratification was achieved in blocks of six within each variable, such that in each block of six half of the clients would receive SEC and half of the clients EPC. This method of stratified ... of their effectiveness and cost-effectiveness in pragmatic clin- ical trials. Conclusion We were not able to prove the efficacy of EPC in compar- ison with SEC in the prevention of hepatitis C in IDUs. Notwithstanding ... Behaviour Scale did not account for differences on any of the outcome measures. Discussion We were not able to demonstrate the efficacy of EPC com- pared to SEC in the prevention of hepatitis C amongst injecting...
Ngày tải lên: 11/08/2014, 18:20
Báo cáo y học: " Mutations in the E2-PePHD region of hepatitis C virus genotype-3a and correlation with response to interferon and ribavirin combination therapy in Pakistani patients" pptx
... N: Predictors of the efficacy of interferon therapy in chronic hepatitis C virus infection. Tokyo-Chiba Hepatitis Research Group 1997, 113:558-66. 9. Kaufman RJ: The Double-stranded RNA-activated ... High prevalence of hepatitis C virus infection in the largest province of Pakistan. J Dig Dis 2008, 9:95-103. 4. Brass V, Moradpour D, Blum HE: Molecular virology of hepatitis C virus (HCV): 2006 ... are carriers for HCV [2]. In 60-80% cases HCV may lead to hepatocellular carci- noma (HCC) [3]. It comprises of 9600 nucleotides that predetermines a polypeptide containing 3010-3033 amino acids...
Ngày tải lên: 11/08/2014, 21:21
Báo cáo y học: " Characterization of thiobarbituric acid derivatives as inhibitors of hepatitis C virus NS5B polymerase" pot
... Bailey C, Bosserman M, Cellucci A, Forte E, Incitti I, Orsatti L, Koch U, De Francesco R, Olsen DB, Carroll SS, Migliaccio G: Characterization of the inhibition of hepatitis C virus RNA replication ... Greenwood C, Gutshall LL, Maley D, DelVecchio A, Macarron R, Hofmann GA, Alnoah Z, Cheng HY, Chan G, Khandekar S, Keenan RM, Sarisky RT: Identification and biological characterization of heterocyclic inhibitors ... Bisbocci M, Incitti I, Orsatti L, Harper S, Stansfield I, Rowley M, De Francesco R, Migliaccio G: Mechanism of action and antiviral activity of benzimidazole-based allosteric inhibitors of the hepatitis...
Ngày tải lên: 11/08/2014, 21:21
Báo cáo y học: "Patient-to-patient transmission of hepatitis C virus (HCV) during colonoscopy diagnosis" pot
... amplifi- cation and direct sequencing of the NS5B region were 5’ -TATGATACYCGCTGYTTYGACTC-3’ (sense), 5’ - GTACCTRGTCATAGCCTCCGTGAA-3 ’ (antisense), and for the amplificationoftheE1-E2region, 5’ -CGCATGGCYTGGGAYATGAT-3’ ... step, correct disinfection of colonoscopes could not be checked due to a failure of the printer connected to the disinfection device. In addition, technical staff members in char ge of colonoscope ... 9 light on mechanisms of HCV transmission because the source of infection can be traced more accurately [8]. HCV infection associated with medical procedures, which are still unrecognised or underestimated,...
Ngày tải lên: 12/08/2014, 01:21
Báo cáo y học: "Molecular epidemiology of Hepatitis C virus genotypes in Khyber Pakhtoonkhaw of Pakistan" pptx
Ngày tải lên: 12/08/2014, 04:20
Báo cáo khoa học: " Thermal stability and inactivation of hepatitis C virus grown in cell culture" ppsx
Ngày tải lên: 12/08/2014, 04:21
Báo cáo khoa học: " Three-dimensional Huh7 cell culture system for the study of Hepatitis C virus infection" ppsx
Ngày tải lên: 12/08/2014, 04:21