Michael Roggendorf

Publication List Details

Period

2001 - 2008

Number

28

Co-Authors

Evidence for a Complex Mosaic Genome Pattern in a Full-length Hepatitis C Virus Sequence (2008)

Viazov, Sergei, Roggendorf, Michael

The genome of the hepatitis C virus (HCV) exhibits a high genetic variability. This remarkable heterogeneity is mainly attributed to the gradual accumulation of mutational changes, whereas the...

Supported by the German Hepatitis Network (BMBF) and the (2007)

Joerg Timm, Michael Roggendorf, Deutsche Forschungsgemeinschaft

With approximately 3 % of the world’s population (170 million people) infected with the hepatitis C virus (HCV), the WHO has declared HCV a global health problem. Upon acute infection about 50%-80...

Rapid induction of virus-neutralizing antibodies and viral clearance in a single-source outbreak of hepatitis C. (2007)

Pestka, Jan, Zeisel, Mirjam, Bläser, Edith, Schürmann, Peter, Bartosch, Birke, Cosset, François-Loïc, ...

In contrast to a detailed understanding of antiviral cellular immune responses, the impact of neutralizing antibodies for the resolution of acute hepatitis C is poorly defined. The analysis of...

Rapid induction of virus-neutralizing antibodies and viral clearance in a single-source outbreak of hepatitis C. (2007)

Pestka, Jan, Zeisel, Mirjam, Bläser, Edith, Schürmann, Peter, Bartosch, Birke, Cosset, François-Loïc, ...

In contrast to a detailed understanding of antiviral cellular immune responses, the impact of neutralizing antibodies for the resolution of acute hepatitis C is poorly defined. The analysis of...

Rapid induction of virus-neutralizing antibodies and viral clearance in a single-source outbreak of hepatitis C. (2007)

Pestka, Jan, Zeisel, Mirjam, Bläser, Edith, Schürmann, Peter, Bartosch, Birke, Cosset, François-Loïc, ...

In contrast to a detailed understanding of antiviral cellular immune responses, the impact of neutralizing antibodies for the resolution of acute hepatitis C is poorly defined. The analysis of...

The effects of cidofovir 1% with and without cyclosporin a 1% as a topical treatment of acute adenoviral keratoconjunctivitis: a controlled clinical pilot study (2002)

Reinhard, Thomas, Ross, Rudolf S, Böhringer, Daniel, Cartsburg, Olaf, Roggendorf, Michael, ...

OBJECTIVE: To evaluate the efficacy of cidofovir 1% eyedrops with and without cyclosporin A 1% eyedrops as a treatment of acute adenoviral keratoconjunctivitis (AKC). DESIGN: Randomized, controlled...

Large Nontransplanted Hepatocellular Carcinoma in Woodchucks: Treatment With Adenovirus-Mediated Delivery of Interleukin 12/B7.1 Genes (2001)

Pützer, Brigitte M., Stiewe, Thorsten, Rödicker, Florian, Schildgen, Oliver, Rühm, Stefan, Dirsch, Olaf, ...

Background: Cytokine-based gene therapy strategies efficiently stimulate immune responses against many established transplanted tumors, leading to rejection of the tumor. In this study, we...

Immunization of Woodchucks with Plasmids Expressing Woodchuck Hepatitis Virus (WHV) Core Antigen and Surface Antigen Suppresses WHV Infection

Lu, Mengji, Hilken, Gero, Kruppenbacher, Johannes, Kemper, Thekla, Schirmbeck, Reinhold, Reimann, Joerg, ...

DNA vaccination can induce humoral and cellular immune response to viral antigens and confer protection to virus infection. In woodchucks, we tested the protective efficacy of immune response to...

T-Cell Response to Woodchuck Hepatitis Virus (WHV) Antigens during Acute Self-Limited WHV Infection and Convalescence and after Viral Challenge

Menne, Stephan, Maschke, Jan, Lu, Mengji, Grosse-Wilde, Hans, Roggendorf, Michael

The infection of woodchucks with woodchuck hepatitis virus (WHV) provides an experimental model to study early immune responses during hepadnavirus infection that cannot be tested in patients. The...

Sequence Heterogeneity of TT Virus and Closely Related Viruses

Khudyakov, Yury E., Cong, Mian-er, Nichols, Barbara, Reed, Deoine, Dou, Xiao-Guang, Viazov, Sergei O., ...

TT virus (TTV) is a recently discovered infectious agent originally obtained from transfusion-related hepatitis. However, the causative link between the TTV infection and liver disease remains...

Replication of Naturally Occurring Woodchuck Hepatitis Virus Deletion Mutants in Primary Hepatocyte Cultures and after Transmission to Naive Woodchucks

Lu, Mengji, Hilken, Gero, Yang, Dongliang, Kemper, Thekla, Roggendorf, Michael

Woodchuck hepatitis virus (WHV) mutants with core internal deletions (CID) occur naturally in chronically WHV-infected woodchucks, as do hepatitis B virus mutants in humans. We studied the...

Coadministration of Gamma Interferon with DNA Vaccine Expressing Woodchuck Hepatitis Virus (WHV) Core Antigen Enhances the Specific Immune Response and Protects against WHV Infection

Siegel, Felix, Lu, Mengji, Roggendorf, Michael

DNA vaccinations are able to induce strong cellular immune responses in mice and confer protection against infectious agents. However, DNA vaccination of large animals appears to be less effective...

Woodchuck Gamma Interferon Upregulates Major Histocompatibility Complex Class I Transcription but Is Unable To Deplete Woodchuck Hepatitis Virus Replication Intermediates and RNAs in Persistently Infected Woodchuck Primary Hepatocytes

Lu, Mengji, Lohrengel, Beate, Hilken, Gero, Kemper, Thekla, Roggendorf, Michael

Gamma interferon (IFN-γ) is an important mediator with multiple functions in the host defense against viral infection. IFN-γ, in concert with tumor necrosis factor alpha (TNF-α), leads to a...

Deficiencies in the Acute-Phase Cell-Mediated Immune Response to Viral Antigens Are Associated with Development of Chronic Woodchuck Hepatitis Virus Infection following Neonatal Inoculation

Menne, Stephan, Roneker, Carol A., Roggendorf, Michael, Gerin, John L., Cote, Paul J., Tennant, Bud C.

In vitro proliferation of peripheral blood mononuclear cells was used to measure virus-specific cell-mediated immunity (vCMI) following neonatal woodchuck hepatitis virus (WHV) infection. Fifteen...

Helper-Dependent Adenoviral Vector-Mediated Delivery of Woodchuck-Specific Genes for Alpha Interferon (IFN-α) and IFN-γ: IFN-α but Not IFN-γ Reduces Woodchuck Hepatitis Virus Replication in Chronic Infection In Vivo

Fiedler, Melanie, Rödicker, Florian, Salucci, Valentina, Lu, Mengji, Aurisicchio, Luigi, Dahmen, Uta, ...

Alpha interferon (IFN-α) and IFN-γ are able to suppress hepadnavirus replication. The intrahepatic expression of high levels of IFN may enhance the antiviral activity. We investigated the effects...

Immunization of Woodchucks with Plasmids Expressing Woodchuck Hepatitis Virus (WHV) Core Antigen and Surface Antigen Suppresses WHV Infection

Lu, Mengji, Hilken, Gero, Kruppenbacher, Johannes, Kemper, Thekla, Schirmbeck, Reinhold, Reimann, Joerg, ...

DNA vaccination can induce humoral and cellular immune response to viral antigens and confer protection to virus infection. In woodchucks, we tested the protective efficacy of immune response to...

T-Cell Response to Woodchuck Hepatitis Virus (WHV) Antigens during Acute Self-Limited WHV Infection and Convalescence and after Viral Challenge

Menne, Stephan, Maschke, Jan, Lu, Mengji, Grosse-Wilde, Hans, Roggendorf, Michael

The infection of woodchucks with woodchuck hepatitis virus (WHV) provides an experimental model to study early immune responses during hepadnavirus infection that cannot be tested in patients. The...

Sequence Heterogeneity of TT Virus and Closely Related Viruses

Khudyakov, Yury E., Cong, Mian-er, Nichols, Barbara, Reed, Deoine, Dou, Xiao-Guang, Viazov, Sergei O., ...

TT virus (TTV) is a recently discovered infectious agent originally obtained from transfusion-related hepatitis. However, the causative link between the TTV infection and liver disease remains...

Replication of Naturally Occurring Woodchuck Hepatitis Virus Deletion Mutants in Primary Hepatocyte Cultures and after Transmission to Naive Woodchucks

Lu, Mengji, Hilken, Gero, Yang, Dongliang, Kemper, Thekla, Roggendorf, Michael

Woodchuck hepatitis virus (WHV) mutants with core internal deletions (CID) occur naturally in chronically WHV-infected woodchucks, as do hepatitis B virus mutants in humans. We studied the...

Coadministration of Gamma Interferon with DNA Vaccine Expressing Woodchuck Hepatitis Virus (WHV) Core Antigen Enhances the Specific Immune Response and Protects against WHV Infection

Siegel, Felix, Lu, Mengji, Roggendorf, Michael

DNA vaccinations are able to induce strong cellular immune responses in mice and confer protection against infectious agents. However, DNA vaccination of large animals appears to be less effective...

Woodchuck Gamma Interferon Upregulates Major Histocompatibility Complex Class I Transcription but Is Unable To Deplete Woodchuck Hepatitis Virus Replication Intermediates and RNAs in Persistently Infected Woodchuck Primary Hepatocytes

Lu, Mengji, Lohrengel, Beate, Hilken, Gero, Kemper, Thekla, Roggendorf, Michael

Gamma interferon (IFN-γ) is an important mediator with multiple functions in the host defense against viral infection. IFN-γ, in concert with tumor necrosis factor alpha (TNF-α), leads to a...

Deficiencies in the Acute-Phase Cell-Mediated Immune Response to Viral Antigens Are Associated with Development of Chronic Woodchuck Hepatitis Virus Infection following Neonatal Inoculation

Menne, Stephan, Roneker, Carol A., Roggendorf, Michael, Gerin, John L., Cote, Paul J., Tennant, Bud C.

In vitro proliferation of peripheral blood mononuclear cells was used to measure virus-specific cell-mediated immunity (vCMI) following neonatal woodchuck hepatitis virus (WHV) infection. Fifteen...

Helper-Dependent Adenoviral Vector-Mediated Delivery of Woodchuck-Specific Genes for Alpha Interferon (IFN-α) and IFN-γ: IFN-α but Not IFN-γ Reduces Woodchuck Hepatitis Virus Replication in Chronic Infection In Vivo

Fiedler, Melanie, Rödicker, Florian, Salucci, Valentina, Lu, Mengji, Aurisicchio, Luigi, Dahmen, Uta, ...

Alpha interferon (IFN-α) and IFN-γ are able to suppress hepadnavirus replication. The intrahepatic expression of high levels of IFN may enhance the antiviral activity. We investigated the effects...

Rapid induction of virus-neutralizing antibodies and viral clearance in a single-source outbreak of hepatitis C

Pestka, Jan M., Zeisel, Mirjam B., Bläser, Edith, Schürmann, Peter, Bartosch, Birke, Cosset, Francois-Loïc, ...

In contrast to a detailed understanding of antiviral cellular immune responses, the impact of neutralizing antibodies for the resolution of acute hepatitis C is poorly defined. The analysis of...

Acute Resolving Woodchuck Hepatitis Virus (WHV) Infection Is Associated with a Strong Cytotoxic T-Lymphocyte Response to a Single WHV Core Peptide▿

Frank, Ina, Budde, Claudia, Fiedler, Melanie, Dahmen, Uta, Viazov, Sergei, Lu, Mengji, ...

Woodchucks infected with woodchuck hepatitis virus (WHV) are an excellent model for studying acute, self-limited and chronic hepadnaviral infections. Defects in the immunological response leading to...

Combination of an Antiviral Drug and Immunomodulation against Hepadnaviral Infection in the Woodchuck Model▿

Lu, Mengji, Yao, Xin, Xu, Yang, Lorenz, Heike, Dahmen, Uta, Chi, Haidong, ...

The essential role of multispecific immune responses for the control of hepatitis B virus (HBV) infection implies the need of multimodal therapeutic strategies for chronic HBV infection, including...

Analysis of the Evolutionary Forces in an Immunodominant CD8 Epitope in Hepatitis C Virus at a Population Level▿

Neumann-Haefelin, Christoph, Frick, David N., Wang, Jing Jing, Pybus, Oliver G., Salloum, Shadi, Narula, Gagandeep S., ...

Failure of the adaptive immune response to control infection with the hepatitis C virus (HCV) can result from mutational escape in targeted T-cell epitopes. Recent studies suggest that T-cell immune...

Escape from HLA-B*08-Restricted CD8 T Cells by Hepatitis C Virus Is Associated with Fitness Costs ▿

Salloum, Shadi, Oniangue-Ndza, Cesar, Neumann-Haefelin, Christoph, Hudson, Laura, Giugliano, Silvia, Aus Dem Siepen, Marc, ...

The inherent sequence diversity of the hepatitis C virus (HCV) represents a major hurdle for the adaptive immune system to control viral replication. Mutational escape within targeted CD8 epitopes...