Evolutionary dynamics of hepatitis C virus envelope genes during chronic infection

Brown, Richard J.P.; Juttla, Vicky S.; Tarr, Alexander W.; Finnis, Rebecca; Irving, William L.; Hemsley, Shelley; Flower, Darren R.; Borrow, Persephone; Ball, Jonathan K.

doi:10.1099/vir.0.80957-0

The Role of Humoral Innate Immunity in Hepatitis C Virus Infection (2012)
Journal Article
Tarr, A. W., Urbanowicz, R. A., & Ball, J. K. (2012). The Role of Humoral Innate Immunity in Hepatitis C Virus Infection. Viruses, 4(1), 1-27. https://doi.org/10.3390/v4010001

Infection with Hepatitis C Virus (HCV) causes chronic disease in approximately 80% of cases, resulting in chronic inflammation and cirrhosis. Current treatments are not completely effective, and a vaccine has yet to be developed. Spontaneous resoluti... Read More about The Role of Humoral Innate Immunity in Hepatitis C Virus Infection.

The role of neutralizing antibodies in hepatitis C virus infection (2012)
Journal Article
Edwards, V. C., Tarr, A. W., Urbanowicz, R. A., & Ball, J. K. (2012). The role of neutralizing antibodies in hepatitis C virus infection. Journal of General Virology, 93(1), 1-19. https://doi.org/10.1099/vir.0.035956-0

Hepatitis C virus (HCV) is a blood-borne virus estimated to infect around 170 million people worldwide and is, therefore, a major disease burden. In some individuals the virus is spontaneously cleared during the acute phase of infection, whilst in ot... Read More about The role of neutralizing antibodies in hepatitis C virus infection.

Hepatitis C patient-derived glycoproteins exhibit marked differences in susceptibility to serum neutralizing antibodies: Genetic subtype defines antigenic but not neutralization serotype (2011)
Journal Article
Tarr, A. W., Urbanowicz, R. A., Hamed, M. R., Albecka, A., McClure, C. P., Brown, R. J., …Ball, J. K. (2011). Hepatitis C patient-derived glycoproteins exhibit marked differences in susceptibility to serum neutralizing antibodies: Genetic subtype defines antigenic but not neutralization serotype. Journal of Virology, 85(9), 4246-4257. https://doi.org/10.1128/JVI.01332-10

Neutralizing antibodies have a role in controlling hepatitis C virus (HCV) infection. A successful vaccine will need to elicit potently neutralizing antibodies that are capable of preventing the infection of genetically diverse viral isolates. Howeve... Read More about Hepatitis C patient-derived glycoproteins exhibit marked differences in susceptibility to serum neutralizing antibodies: Genetic subtype defines antigenic but not neutralization serotype.

Identification of new functional regions in hepatitis C virus envelope glycoprotein E2 (2011)
Journal Article
Albecka, A., Montserret, R., Krey, T., Tarr, A. W., Diesis, E., Ball, J. K., …Dubuisson, J. (2011). Identification of new functional regions in hepatitis C virus envelope glycoprotein E2. Journal of Virology, 85(4), 1777-1792. https://doi.org/10.1128/JVI.02170-10

Little is known about the structure of the envelope glycoproteins of hepatitis C virus (HCV). To identify new regions essential for the function of these glycoproteins, we generated HCV pseudoparticles (HCVpp) containing HCV envelope glycoproteins, E... Read More about Identification of new functional regions in hepatitis C virus envelope glycoprotein E2.

Specific interaction of hepatitis C virus glycoproteins with mannan binding lectin inhibits virus entry (2010)
Journal Article
Brown, K. S., Keogh, M. J., Owsianka, A. M., Adair, R., Patel, A. H., Arnold, J. N., …Hickling, T. P. (2010). Specific interaction of hepatitis C virus glycoproteins with mannan binding lectin inhibits virus entry. Protein and Cell, 1(7), 664-674. https://doi.org/10.1007/s13238-010-0088-9

Mannan-binding lectin (MBL) is a soluble innate immune protein that binds to glycosylated targets. MBL acts as an opsonin and activates complement, contributing to the destruction and clearance of infecting microorganisms. Hepatitis C virus (HCV) enc... Read More about Specific interaction of hepatitis C virus glycoproteins with mannan binding lectin inhibits virus entry.

Broadly neutralizing human monoclonal antibodies to the hepatitis C virus E2 glycoprotein (2008)
Journal Article
Owsianka, A. M., Tarr, A. W., Keck, Z. Y., Li, T. K., Witteveldt, J., Adair, R., …Patel, A. H. (2008). Broadly neutralizing human monoclonal antibodies to the hepatitis C virus E2 glycoprotein. Journal of General Virology, 89(3), 653-659. https://doi.org/10.1099/vir.0.83386-0

The humoral response to hepatitis C virus (HCV) may contribute to controlling infection. We previously isolated human monoclonal antibodies to conformational epitopes on the HCV E2 glycoprotein. Here, we report on their ability to inhibit infection b... Read More about Broadly neutralizing human monoclonal antibodies to the hepatitis C virus E2 glycoprotein.

Association of antibodies to hepatitis C virus glycoproteins 1 and 2 (anti-E1E2) with HCV disease (2008)
Journal Article
Hamed, M. R., Tarr, A. W., McClure, C. P., Ball, J. K., Hickling, T. P., & Irving, W. L. (2008). Association of antibodies to hepatitis C virus glycoproteins 1 and 2 (anti-E1E2) with HCV disease. Journal of Viral Hepatitis, 15(5), 339-345. https://doi.org/10.1111/j.1365-2893.2007.00947.x

Hepatitis C virus (HCV) causes acute and chronic liver diseases in humans. Its two envelope glycoproteins, E1 and E2, provide a target for host immune recognition. HCV genotypes are classified into six genetic groups. To study the role of anti-HCV E1... Read More about Association of antibodies to hepatitis C virus glycoproteins 1 and 2 (anti-E1E2) with HCV disease.

Identification of a broadly cross-reacting and neutralizing human monoclonal antibody directed against the hepatitis C virus E2 protein (2008)
Journal Article
Perotti, M., Mancini, N., Diotti, R. A., Tarr, A. W., Ball, J. K., Owsianka, A., …Burioni, R. (2008). Identification of a broadly cross-reacting and neutralizing human monoclonal antibody directed against the hepatitis C virus E2 protein. Journal of Virology, 82(2), 1047-1052. https://doi.org/10.1128/JVI.01986-07

Identification of anti-hepatitis C virus (anti-HCV) human antibody clones with broad neutralizing activity is important for a better understanding of the interplay between the virus and host and for the design of an effective passive immunotherapy an... Read More about Identification of a broadly cross-reacting and neutralizing human monoclonal antibody directed against the hepatitis C virus E2 protein.

Broadly neutralizing antibodies protect against hepatitis C virus quasispecies challenge (2007)
Journal Article
Law, M., Maruyama, T., Lewis, J., Giang, E., Tarr, A. W., Stamataki, Z., …Burton, D. R. (2008). Broadly neutralizing antibodies protect against hepatitis C virus quasispecies challenge. Nature Medicine, 14(1), 25-27. https://doi.org/10.1038/nm1698

A major problem in hepatitis C virus (HCV) immunotherapy or vaccine design is the extreme variability of the virus. We identified human monoclonal antibodies (mAbs) that neutralize genetically diverse HCV isolates and protect against heterologous HCV... Read More about Broadly neutralizing antibodies protect against hepatitis C virus quasispecies challenge.

Determination of the human antibody response to the epitope defined by the hepatitis C virus-neutralizing monoclonal antibody AP33 (2007)
Journal Article
Tarr, A. W., Owsianka, A. M., Jayaraj, D., Brown, R. J., Hickling, T. P., Irving, W. L., …Ball, J. K. (2007). Determination of the human antibody response to the epitope defined by the hepatitis C virus-neutralizing monoclonal antibody AP33. Journal of General Virology, 88(11), 2991-3001. https://doi.org/10.1099/vir.0.83065-0

Hepatitis C virus (HCV) is a major cause of liver disease worldwide and there is a pressing need for the development of a preventative vaccine as well as new treatments. It was recently demonstrated that the mouse monoclonal antibody (mAb) AP33 poten... Read More about Determination of the human antibody response to the epitope defined by the hepatitis C virus-neutralizing monoclonal antibody AP33.

Human combinatorial libraries yield rare antibodies that broadly neutralize hepatitis C virus (2007)
Journal Article
Johansson, D. X., Voisset, C., Tarr, A. W., Aung, M., Ball, J. K., Dubuisson, J., & Persson, M. A. (2007). Human combinatorial libraries yield rare antibodies that broadly neutralize hepatitis C virus. Proceedings of the National Academy of Sciences, 104(41), 16269-16274. https://doi.org/10.1073/pnas.0705522104

One way to dissect the antibody response to an invading microorganism is to clone the antibody repertoire from immune donors and subsequently characterize the specific antibodies. Recently, methodological advances have allowed investigations of neutr... Read More about Human combinatorial libraries yield rare antibodies that broadly neutralize hepatitis C virus.

Cloning, expression, and functional analysis of patient-derived hepatitis C virus glycoproteins (2007)
Book Chapter
Tarr, A. W., Owsianka, A. M., Szwejk, A., Ball, J. K., & Patel, A. H. (2007). Cloning, expression, and functional analysis of patient-derived hepatitis C virus glycoproteins. In R. J. Sugrue (Ed.), Glycovirology Protocols (177-197). Humana Press. https://doi.org/10.1007/978-1-59745-393-6_13

Hepatitis C virus (HCV) infection is a major cause of severe chronic liver disease including cirrhosis and hepatocellular carcinoma. HCV has been classified into six major genotypes that exhibit extensive genetic variability, particularly in the enve... Read More about Cloning, expression, and functional analysis of patient-derived hepatitis C virus glycoproteins.

Cloning, Expression, and Functional Analysis of Patient-Derived Hepatitis C Virus Glycoproteins (2007)
Book Chapter
Tarr, A. W., Owsianka, A. M., Szwejk, A., Ball, J. K., & Patel, A. H. (2007). Cloning, Expression, and Functional Analysis of Patient-Derived Hepatitis C Virus Glycoproteins. In Glycovirology Protocols (177-197). Humana Press. https://doi.org/10.1385/1-59745-393-5%3A177

Hepatitis C virus (HCV) infection is a major cause of severe chronic liver disease including cirrhosis and hepatocellular carcinoma. HCV has been classified into six major genotypes that exhibit extensive genetic variability, particularly in the enve... Read More about Cloning, Expression, and Functional Analysis of Patient-Derived Hepatitis C Virus Glycoproteins.

Cloning, expression, and functional analysis of patient-derived hepatitis C virus glycoproteins (2007)
Book Chapter
Tarr, A. W., Owsianka, A. M., Szwejk, A., Ball, J. K., & Patel, A. H. (2007). Cloning, expression, and functional analysis of patient-derived hepatitis C virus glycoproteins. In R. J. Sugrue (Ed.), Glycovirology Protocols (177-197). Humana Press. https://doi.org/10.1007/978-1-59745-393-6_13

Hepatitis C virus (HCV) infection is a major cause of severe chronic liver disease including cirrhosis and hepatocellular carcinoma. HCV has been classified into six major genotypes that exhibit extensive genetic variability, particularly in the enve... Read More about Cloning, expression, and functional analysis of patient-derived hepatitis C virus glycoproteins.

Cross-genotype characterization of genetic diversity and molecular adaptation in hepatitis C virus envelope glycoprotein genes (2007)
Journal Article
Brown, R. J., Tarr, A. W., McClure, C. P., Juttla, V. S., Tagiuri, N., Irving, W. L., & Ball, J. K. (2007). Cross-genotype characterization of genetic diversity and molecular adaptation in hepatitis C virus envelope glycoprotein genes. Journal of General Virology, 88(2), 458-469. https://doi.org/10.1099/vir.0.82357-0

Investigation of the mechanisms underlying hepatitis C virus (HCV) envelope glycoprotein gene evolution will greatly assist rational development of broadly neutralizing antibody-based vaccines or vaccine components. Previously, comprehensive cross-ge... Read More about Cross-genotype characterization of genetic diversity and molecular adaptation in hepatitis C virus envelope glycoprotein genes.

Identification of Conserved Residues in the E2 Envelope Glycoprotein of the Hepatitis C Virus That Are Critical for CD81 Binding (2006)
Journal Article
Owsianka, A. M., Timms, J. M., Tarr, A. W., Brown, R. J., Hickling, T. P., Szwejk, A., …Ball, J. K. (2006). Identification of Conserved Residues in the E2 Envelope Glycoprotein of the Hepatitis C Virus That Are Critical for CD81 Binding. Journal of Virology, 80(17), 8695-8704. https://doi.org/10.1128/JVI.00271-06

Hepatitis C virus (HCV) cell entry involves interaction between the viral envelope glycoprotein E2 and the cell surface receptor CD81. Knowledge of conserved E2 determinants important for successful binding will facilitate development of entry inhibi... Read More about Identification of Conserved Residues in the E2 Envelope Glycoprotein of the Hepatitis C Virus That Are Critical for CD81 Binding.

Characterization of the hepatitis C virus E2 epitope defined by the broadly neutralizing monoclonal antibody AP33 (2006)
Journal Article
Tarr, A. W., Owsianka, A. M., Timms, J. M., McClure, C. P., Brown, R. J., Hickling, T. P., …Ball, J. K. (2006). Characterization of the hepatitis C virus E2 epitope defined by the broadly neutralizing monoclonal antibody AP33. Hepatology, 43(3), 592-601. https://doi.org/10.1002/hep.21088

The mouse monoclonal antibody (MAb) AP33, recognizing a 12 amino acid linear epitope in the hepatitis C virus (HCV) E2 glycoprotein, potently neutralizes retroviral pseudoparticles (HCVpp) carrying genetically diverse HCV envelope glycoproteins. Cons... Read More about Characterization of the hepatitis C virus E2 epitope defined by the broadly neutralizing monoclonal antibody AP33.

Analysis of the binding of hepatitis C virus genotype 1a and 1b E2 glycoproteins to peripheral blood mononuclear cell subsets (2005)
Journal Article
Yamada, E., Montoya, M., Schuettler, C. G., Hickling, T. P., Tarr, A. W., Vitelli, A., …Borrow, P. (2005). Analysis of the binding of hepatitis C virus genotype 1a and 1b E2 glycoproteins to peripheral blood mononuclear cell subsets. Journal of General Virology, 86(9), 2507-2512. https://doi.org/10.1099/vir.0.81169-0

Hepatitis C virus (HCV) binding to hepatocytes is thought to be mediated via interaction of the E2 glycoprotein with (co-)receptors including CD81 and scavenger receptor class B type I (SR-BI). Here, the expression of CD81 and SR-BI was analysed on p... Read More about Analysis of the binding of hepatitis C virus genotype 1a and 1b E2 glycoproteins to peripheral blood mononuclear cell subsets.

Monoclonal antibody AP33 defines a broadly neutralizing epitope on the hepatitis C virus E2 envelope glycoprotein (2005)
Journal Article
Owsianka, A., Tarr, A. W., Juttla, V. S., Lavillette, D., Bartosch, B., Cosset, F. L., …Patel, A. H. (2005). Monoclonal antibody AP33 defines a broadly neutralizing epitope on the hepatitis C virus E2 envelope glycoprotein. Journal of Virology, 79(17), 11095-11104. https://doi.org/10.1128/JVI.79.17.11095-11104.2005

Hepatitis C virus (HCV) remains a significant threat to the general health of the world's population, and there is a pressing need for the development of new treatments and preventative vaccines. Here, we describe the generation of retrovirus-based p... Read More about Monoclonal antibody AP33 defines a broadly neutralizing epitope on the hepatitis C virus E2 envelope glycoprotein.

Evolutionary dynamics of hepatitis C virus envelope genes during chronic infection (2005)
Journal Article
Brown, R. J., Juttla, V. S., Tarr, A. W., Finnis, R., Irving, W. L., Hemsley, S., …Ball, J. K. (2005). Evolutionary dynamics of hepatitis C virus envelope genes during chronic infection. Journal of General Virology, 86(7), 1931-1942. https://doi.org/10.1099/vir.0.80957-0

Hepatitis C virus (HCV) envelope glycoproteins E1 and E2 are important targets for the host immune response. The genes encoding these proteins exhibit a high degree of variability that gives rise to differing phenotypic traits, including alterations... Read More about Evolutionary dynamics of hepatitis C virus envelope genes during chronic infection.

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