Research Topics
| D MoradpourSummaryAffiliation: Centre Hospitalier Universitaire Vaudois Country: Switzerland Publications
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Publications
Hepatitis C virus proteins: from structure to functionDarius Moradpour
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, 1011, Lausanne, Switzerland
Curr Top Microbiol Immunol 369:113-42. 2013..This review summarizes current knowledge of the structure and function of the HCV proteins and highlights recent advances in the field...
[Therapy of chronic hepatitis C]D Moradpour
Service de Gastroentérologie et d Hépatologie, CHUV, Lausanne
Praxis (Bern 1994) 95:1451-7. 2006..Comprehensive management of chronic hepatitis C takes into account cofactors of disease progression. Novel antiviral strategies will likely complement existing therapeutic modalities in the near future...
[Hepatitis D: forgotten but not gone]Darius Moradpour
Service de gastro entérologie et d hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 6:1656-9. 2010..Liver transplantation should be considered in patients with advanced cirrhosis or limited hepatocellular carcinoma. Preventive measures for hepatitis D are the same as for hepatitis B...
Replication of hepatitis C virusDarius Moradpour
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, CH 1011 Lausanne, Switzerland
Nat Rev Microbiol 5:453-63. 2007..These efforts have already translated into the identification of novel antiviral targets and the development of new therapeutic strategies, some of which are currently undergoing clinical evaluation...
[Viral hepatitis]Darius Moradpour
Service de Gastroentérologie et d Hépatologie, Centre Hospitalier Universitaire Vaudois, Lausanne
Ther Umsch 68:175-81. 2011..Here, we briefly review current understanding and new developments in the virology and epidemiology, diagnosis, natural history, therapy and prevention of viral hepatitis...
[Management of chronic hepatitis B]C Doerig
Service de gastro entérologie et d hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 6:168-70, 172-3. 2010..The purpose of this review is to provide a concise overview of the diagnosis and management of chronic hepatitis B...
[Management of hepatocellular carcinoma]I Pache
Service de gastro entérologie et d hépatologie, CHUV, Lausanne
Rev Med Suisse 6:198-202. 2010..A multidisciplinary approach is mandatory to offer to each patient the best treatment...
[An update on the management of chronic hepatitis C]F Bihl
Service de gastro entérologie et d hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 6:174, 176-9. 2010..Several new antiviral drugs are currently being evaluated in advanced clinical trials, with very promising results. These new drugs should greatly broaden treatment options for chronic hepatitis C in the near future...
[Hepatology]D Mondada
Service de Gastro entérologie et d Hépatologie CHUV, 1011 Lausanne
Rev Med Suisse 2:218-20, 223-6, 228-30. 2006..In the treatment of nonalcoholic fatty liver disease, thiazolidinediones show considerable promise, but further clinical studies are required in order to prove their efficacity and safety...
[Highlights in hepatology]I Pache
Service de Gastroentérologie et d Hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 5:195-6, 198, 200-2. 2009..These new developments will be summarized and discussed critically, with a particular emphasis on their potential implications for current and future clinical practice...
[Management of chronic viral hepatitis]Isabelle Pache
Service de gastro entérologie et d hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 3:215, 217-8, 221-3. 2007..Finally, recent studies using pegylated interferon-alpha have shown promising results for the treatment of chronic hepatitis D...
[Liver transplantation: new organ allocation system in Switzerland]Massimiliano Fontana
Centre de transplantation d organes, CHUV, 1011 Lausanne
Rev Med Suisse 4:221-3. 2008..Advantages and limitations of the MELD score are discussed. Finally the West Switzerland joint liver transplantation program is briefly introduced...
[Highlights in hepatology]Isabelle Pache
Service de gastro entérologie et d hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 4:214, 216, 218-20. 2008..Finally, we will briefly comment new findings in alcoholic hepatitis as well as acetaminophen hepatotoxicity and summarize revised criteria for the diagnosis and management of hepatorenal syndrome...
Nonstructural protein 3-4A: the Swiss army knife of hepatitis C virusK Morikawa
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
J Viral Hepat 18:305-15. 2011..This review provides a concise update on the biochemical and structural aspects of NS3-4A, its role in the pathogenesis of chronic hepatitis C and the clinical development of NS3-4A protease inhibitors...
[Highlights in gastroenterology and hepatology 2010]A Schoepfer
Service de Gastroentérologie et d Hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 7:25-9. 2011..These new developments will be summarized and discussed critically, with a particular emphasis on their potential implications for current and future clinical practice...
Genotype 3 is associated with accelerated fibrosis progression in chronic hepatitis CPierre Yves Bochud
Department of Internal Medicine, Infectious Diseases Service, CHUV, Lausanne, Switzerland
J Hepatol 51:655-66. 2009..The aim of this study was to assess independent predictors for fibrosis progression...
Hepatitis C virus comes full circle: production of recombinant infectious virus in tissue cultureJan Martin Berke
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Switzerland
Hepatology 42:1264-9. 2005
[A primer on the management of antiviral resistance in chronic hepatitis B]C Doerig
Service de Gastroentérologie et d Hépatologie, CHUV, 1011 Lausanne
Rev Med Suisse 5:203-4, 206-8,. 2009..The purpose of this concise review is to provide an introduction to the prevention, diagnosis and management of antiviral resistance in chronic hepatitis B...
[Complications of liver cirrhosis: oesophageal varices, ascites and hepato-cellular carcinoma]F X Troillet
Service de Chirurgie Viscerale, CHUV, Lausanne
Rev Med Suisse 1:249-50, 252-5. 2005..Surgery is only possible in a small number of cases. Percutaneous destruction techniques have nearly the same survival rate as that obtained by surgery and should be proposed to patients where surgery is not an option...
An amphipathic alpha-helix at the C terminus of hepatitis C virus nonstructural protein 4B mediates membrane associationJérôme Gouttenoire
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, BU44 07 2421, Rue du Bugnon 44, CH 1011 Lausanne, Switzerland
J Virol 83:11378-84. 2009..Here, we describe an amphipathic alpha-helix at the C terminus of NS4B (amino acid residues 229 to 253) that mediates membrane association and is involved in the formation of a functional HCV replication complex...
Membrane association of the RNA-dependent RNA polymerase is essential for hepatitis C virus RNA replicationDarius Moradpour
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, Rue du Bugnon 44, CH 1011 Lausanne, Switzerland
J Virol 78:13278-84. 2004..These results have implications for the functional architecture of the HCV replication complex and provide new insights into the expanding spectrum of tail-anchored proteins...
Hepatitis C virus nonstructural protein 4B: a journey into unexplored territoryJérôme Gouttenoire
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
Rev Med Virol 20:117-29. 2010....
Characterization of nonstructural protein membrane anchor deletion mutants expressed in the context of the hepatitis C virus polyproteinRainer Gosert
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, Rue du Bugnon 46, CH-1011 Lausanne, Switzerland
J Virol 79:7911-7. 2005..This feature may provide the nonstructural proteins with a certain flexibility to perform their multiple functions during HCV replication...
Hepatitis B and C virus coinfection: a novel model system reveals the absence of direct viral interferencePantxika Bellecave
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
Hepatology 50:46-55. 2009..These findings provide new insights into the pathogenesis of HBV-HCV coinfection and may contribute to its clinical management in the future...
Cardif is an adaptor protein in the RIG-I antiviral pathway and is targeted by hepatitis C virusEtienne Meylan
Department of Biochemistry, University of Lausanne, BIL Biomedical Research Center, Chemin des Boveresses 155, CH 1066 Epalinges, Switzerland
Nature 437:1167-72. 2005..Cardif thus functions as an adaptor, linking the cytoplasmic dsRNA receptor RIG-I to the initiation of antiviral programmes...
Identification of a novel determinant for membrane association in hepatitis C virus nonstructural protein 4BJérôme Gouttenoire
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
J Virol 83:6257-68. 2009..These results provide the first atomic resolution structure of an essential membrane-associated determinant of HCV NS4B...
Function follows form: the structure of the N-terminal domain of HCV NS5ADarius Moradpour
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
Hepatology 42:732-5. 2005..5-A resolution, which contains a novel fold, a new zinc-coordination motif, and a disulfide bond. We use molecular surface analysis to suggest the location of protein-, RNA-, and membrane-interaction sites...
[Hepatocellular carcinoma: a multidisciplinary approach]Adrien A Tempia-Caliera
Service de Chirurgie Viscerale, CHUV, 1011 Lausanne
Rev Med Suisse 1:1621-4, 1627-9. 2005..Follow-up is crucial as recurrences can be treated by following similar algorithms. The efficacy of oncological adjuvant and neoadjuvant treatment is not yet proved...
Cleavage of mitochondrial antiviral signaling protein in the liver of patients with chronic hepatitis C correlates with a reduced activation of the endogenous interferon systemPantxika Bellecave
Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland
Hepatology 51:1127-36. 2010..We conclude that the pre-activation status of the endogenous IFN system in the liver of patients with CHC is in part regulated by cleavage of MAVS...
Combined antiviral therapy for recurrent hepatitis C virus after liver transplantationMassimiliano Fontana
Transplantation 83:525-6. 2007
Hepatitis C virus infection in haemodialysis and kidney transplant patientsSeema Baid-Agrawal
Department of Nephrology and Medical Intensive Care, Campus Virchow Klinikum, Charite Universitatsmedizin Berlin, Berlin, Germany
Rev Med Virol 18:97-115. 2008..Large multi-centre clinical trials are required in HCV-infected haemodialysis and kidney transplant patients in order to define optimal therapeutic strategies before and after transplantation...
Structural biology of hepatitis C virusFrancois Penin
Institut de Biologie et Chimie des Proteines, Lyon, France
Hepatology 39:5-19. 2004..This article reviews the current knowledge of HCV structural biology...
Of mice and men: a small animal model of hepatitis C virus replicationVolker Brass
Department of Medicine II, University of Freiburg, Freiburg, Germany
Hepatology 35:722-4. 2002
Expression of hepatitis C virus proteins induces distinct membrane alterations including a candidate viral replication complexDenise Egger
Institute for Medical Microbiology, University of Basel, CH-4003 Basel, Switzerland
J Virol 76:5974-84. 2002..Virchows Arch. B., 33:233-243, 1980). In view of this finding and the observation that all HCV proteins accumulate on the membranous web, we propose that the membranous web forms the viral replication complex in HCV-infected cells...
Hepatitis C: molecular virology and antiviral targetsDarius Moradpour
Department of Medicine II, University of Freiburg, Hugstetter Strasse 55, Germany
Trends Mol Med 8:476-82. 2002..Moreover, in vitro and in vivo model systems have been developed that allow systematic evaluation of new therapeutic strategies. This review details current concepts in molecular virology and emerging therapies for hepatitis C...
Viral pathogenesis of hepatocellular carcinomaHubert E Blum
Department of Medicine II, University of Freiburg, Freiburg, Germany
J Gastroenterol Hepatol 17:S413-20. 2002
Expression of hepatitis c virus proteins inhibits interferon alpha signaling in the liver of transgenic miceAlex Blindenbacher
Department of Research, University Hospital Basel, Switzerland
Gastroenterology 124:1465-75. 2003..Interference of viral proteins with the Jak-STAT pathway could be responsible for interferon resistance in patients with chronic HCV...
Cytotoxic T lymphocytes derived from patients with chronic hepatitis C virus infection kill bystander cells via Fas-FasL interactionChristel Gremion
Clinic for Rheumatology and Clinical Immunology/Allergology, University of Bern, CH-3010 Bern, Switzerland
J Virol 78:2152-7. 2004..Our data underscore the role of the Fas pathway in HCV-related liver injury and support the exploration of Fas-based treatment strategies for patients with chronic hepatitis C virus infection...
Recent developments in target identification against hepatitis C virusVolker Brass
Department of Medicine II, University of Freiburg, D 79106 Freiburg, Germany
Expert Opin Ther Targets 8:295-307. 2004..These and other novel antiviral strategies may complement existing therapeutic modalities in the future...
Pathogenesis of hepatocellular carcinomaDarius Moradpour
Department of Medicine II, University of Freiburg, Germany
Eur J Gastroenterol Hepatol 17:477-83. 2005..New technologies, including gene expression profiling and proteomic analyses, should allow us to further elucidate the molecular events underlying HCC development and identify novel diagnostic markers as well as therapeutic targets...
A primer on the molecular virology of hepatitis CDarius Moradpour
Department of Medicine II, University of Freiburg, Freiburg, Germany
Liver Int 24:519-25. 2004..Here, we provide a primer on the molecular virology of hepatitis C, with particular reference to novel antiviral targets and therapeutic strategies...
Interaction of hepatitis C virus proteins with host cell membranes and lipidsJean Dubuisson
CNRS UPR2511, Institut de Biologie de Lille, 1 rue Calmette, BP447, 59021 Lille Cedex, France
Trends Cell Biol 12:517-23. 2002....
A new twist to translation initiation of the hepatitis C virusRainer Gosert
Department of Medicine II, University of Freiburg, Freiburg, Germany
Hepatology 35:724-6. 2002
Oral valganciclovir for cytomegalovirus colitis after liver transplantationOriol Manuel
Transplantation 83:239-40. 2007
An amino-terminal amphipathic alpha-helix mediates membrane association of the hepatitis C virus nonstructural protein 5AVolker Brass
Department of Medicine II, University of Freiburg, D-79106 Freiburg, Germany
J Biol Chem 277:8130-9. 2002..These findings have important implications for the structural and functional organization of the HCV replication complex and may define novel targets for antiviral intervention...
Upregulation of protein phosphatase 2Ac by hepatitis C virus modulates NS3 helicase activity through inhibition of protein arginine methyltransferase 1Francois H T Duong
Department of Research and Division of Gastroenterology and Hepatology, University Hospital Basel, CH-4031 Basel, Switzerland
J Virol 79:15342-50. 2005..We conclude that up-regulation of PP2A might be crucial for the efficient replication of HCV and propose PP2A as a potential target for anti-HCV treatment strategies...
The hepatitis C virus RNA-dependent RNA polymerase membrane insertion sequence is a transmembrane segmentNatalia Ivashkina
Department of Medicine II, University Hospital, University of Freiburg, Hugstetter Strasse 55, D-79106 Freiburg, Germany
J Virol 76:13088-93. 2002..These findings have important implications for the functional architecture of the HCV replication complex...
Stable human lymphoblastoid cell lines constitutively expressing hepatitis C virus proteinsBenno Wölk
Department of Medicine II, University of Freiburg, Hugstetter Str 55, D 79106 Freiburg, Germany
J Gen Virol 86:1737-46. 2005..In conclusion, these cell lines represent a unique tool to study the cellular immune response, as well as to evaluate novel vaccine and immunotherapeutic strategies against HCV...
Antiviral treatment of patients with HBV-related cirrhosisHubert E Blum
Department of Medicine II, University of Freiburg, Freiburg, Germany
J Gastroenterol Hepatol 17:S306-10. 2002
A liposomal peptide vaccine inducing CD8+ T cells in HLA-A2.1 transgenic mice, which recognise human cells encoding hepatitis C virus (HCV) proteinsOlivier B Engler
Clinic for Rheumatology and Clinical Immunology/Allergology, Inselspital, Bern, Switzerland
Vaccine 23:58-68. 2004..In conclusion, such liposome formulations represent a safe and promising strategy to stimulate the CD8(+) T cell against HCV...
Identification of the hepatitis C virus RNA replication complex in Huh-7 cells harboring subgenomic repliconsRainer Gosert
Department of Medicine II, University of Freiburg, Germany
J Virol 77:5487-92. 2003..Metabolic labeling with 5-bromouridine 5'-triphosphate in the presence of actinomycin D revealed that the membranous web is the site of viral RNA synthesis and therefore represents the replication complex of HCV...
Hepatitis C virus protein expression causes calcium-mediated mitochondrial bioenergetic dysfunction and nitro-oxidative stressClaudia Piccoli
Department of Biomedical Sciences, University of Foggia, Foggia, Italy
Hepatology 46:58-65. 2007..These observations provide new insights into the pathogenesis of hepatitis C and may offer new opportunities for therapeutic intervention...
Membrane association of hepatitis C virus nonstructural proteins and identification of the membrane alteration that harbors the viral replication complexDarius Moradpour
Department of Medicine II, University of Freiburg, D 79106 Freiburg, Germany
Antiviral Res 60:103-9. 2003..These findings add to our current understanding of the HCV life cycle and may ultimately allow to design novel antiviral strategies against hepatitis C...
Functional properties of a monoclonal antibody inhibiting the hepatitis C virus RNA-dependent RNA polymeraseDarius Moradpour
Department of Medicine II, University of Freiburg, D-79106 Freiburg, Germany
J Biol Chem 277:593-601. 2002..More important, detailed knowledge of the mAb 5B-12B7 contact sites on the enzyme may facilitate the development of small molecule RdRp inhibitors as novel antiviral agents...
Insertion of green fluorescent protein into nonstructural protein 5A allows direct visualization of functional hepatitis C virus replication complexesDarius Moradpour
Center for the Study of Hepatitis C, The Rockefeller University, New York, NY 10021, USA
J Virol 78:7400-9. 2004..These findings reveal an unexpected flexibility of the C-terminal domain of NS5A and provide tools for studying the formation and turnover of HCV replication complexes in living cells...
Structural determinants for membrane association and dynamic organization of the hepatitis C virus NS3-4A complexVolker Brass
Department of Medicine II, University of Freiburg, D 79106 Freiburg, Germany
Proc Natl Acad Sci U S A 105:14545-50. 2008..This model has implications for the functional architecture of the HCV replication complex, proteolytic targeting of host factors, and drug design...
A dynamic view of hepatitis C virus replication complexesBenno Wölk
Laboratory of Virology and Infectious Disease, Center for the Study of Hepatitis C, The Rockefeller University, New York, New York 10065, USA
J Virol 82:10519-31. 2008..We suggest that this MT-dependent transport sustains two distinct RC populations, which are both required during the HCV life cycle...
euHCVdb: the European hepatitis C virus databaseChristophe Combet
Institut de Biologie et Chimie des Protéines UMR5086, CNRS, University of Lyon 1, IFR 128 BioSciences, Lyon Gerland, France
Nucleic Acids Res 35:D363-6. 2007..As part of an international collaborative effort with the US and Japanese databases, the European HCV Database (euHCVdb) is mainly dedicated to HCV protein sequences, 3D structures and functional analyses...
