Dennis R. Burton

Variation in HIV-1 R5 macrophage-tropism correlates with sensitivity to reagents that block envelope: CD4 interactions but not with sensitivity to other entry inhibitors (2008)

Peters, Paul J, Duenas-Decamp, Maria J, Sullivan, W Matthew, Brown, Richard, Ankghuambom, Chiambah, Luzuriaga, Katherine, ...

Abstract Background HIV-1 R5 viruses cause most of the AIDS cases worldwide and are preferentially transmitted compared to CXCR4-using viruses. Furthermore, R5 viruses vary extensively in capacity to...

Neutralizing Antibody Fails to Impact the Course of Ebola Virus Infection in Monkeys (2007)

Wendelien B. Oswald, Thomas W. Geisbert, Kelly J. Davis, Joan B. Geisbert, Nancy J. Sullivan, Peter B. Jahrling, ...

Prophylaxis with high doses of neutralizing antibody typically offers protection against challenge with viruses producing acute infections. In this study, we have investigated the ability of the...

Inhibition of HIV Env binding to cellular receptors by monoclonal antibody 2G12 as probed by Fc-tagged gp120 (2006)

Binley, James M, Ngo-Abdalla, Stacie, Moore, Penny, Bobardt, Michael, Chatterji, Udayan, Gallay, Philippe, ...

Abstract During natural HIV infection, an array of host receptors are thought to influence virus attachment and the kinetics of infection. In this study, to probe the interactions of HIV envelope...

Rapid antibody responses by low-dose, single-step, dendritic cell-targeted immunization

Wang, Hui, Griffiths, Michelle N., Burton, Dennis R., Ghazal, Peter

We have compared the kinetics of antibody responses in conventional and dendritic cell-targeted immunization by using a model antigen in mice. Targeting was achieved by linking the reporter antigen...

Cloning and expression of a novel human antibody–antigen pair associated with Felty's syndrome

Ditzel, Henrik J., Masaki, Yasufumi, Nielsen, Heidi, Farnaes, Lauge, Burton, Dennis R.

An increasing number of studies suggest the importance of antibodies in the pathogenesis of most systemic and organ-specific autoimmune diseases, although there is considerable controversy over the...

The CCR5 receptor acts as an alloantigen in CCR5Δ32 homozygous individuals: Identification of chemokineand HIV-1-blocking human antibodies

Ditzel, Henrik J., Rosenkilde, Mette M., Garred, Peter, Wang, Meng, Koefoed, Klaus, Pedersen, Court, ...

The chemokine receptor CCR5 is the major coreceptor for infection by macrophage-tropic R5 HIV-1. A 32-bp deletion in the gene coding for CCR5 (CCR5Δ32) occurs with a frequency of 10% in the...

Anti-DNA antibodies are a major component of the intrathecal B cell response in multiple sclerosis

Williamson, R. Anthony, Burgoon, Mark P., Owens, Gregory P., Ghausi, Omar, Leclerc, Estelle, Firme, Louise, ...

Multiple sclerosis (MS) is a chronic inflammatory demyelinating disease of unknown cause that afflicts the central nervous system. MS is typified by a highly clonally restricted antigen-driven...

A vaccine for HIV type 1: The antibody perspective

Burton, Dennis R.

Antibodies that bind well to the envelope spikes of immunodeficiency viruses such as HIV type 1 (HIV-1) and simian immunodeficiency virus (SIV) can offer protection or benefit if present at...

Human Antibody Responses to Mature and Immature Forms of Viral Envelope in Respiratory Syncytial Virus Infection: Significance for Subunit Vaccines

Sakurai, Hiroshi, Williamson, R. Anthony, Crowe, James E., Beeler, Judy A., Poignard, Pascal, Bastidas, Raiza B., ...

A number of antibodies generated during human respiratory syncytial virus (RSV) infection have been cloned by the phage library approach. Antibodies reactive with an immunodominant epitope on the F...

Characterization of a Type-Common Human Recombinant Monoclonal Antibody to Herpes Simplex Virus with High Therapeutic Potential

De Logu, Alessandro, Williamson, R. Anthony, Rozenshteyn, Roman, Ramiro-Ibañez, Fernando, Simpson, Cindy D., Burton, Dennis R., ...

We report the characterization of a type-common human recombinant monoclonal antibody previously isolated by antigen selection from a phage-displayed combinatorial antibody library established from a...

Simian Immunodeficiency Virus (SIV) Envelope-Specific Fabs with High-Level Homologous Neutralizing Activity: Recovery from a Long-Term-Nonprogressor SIV-Infected Macaque

Glamann, Joakim, Burton, Dennis R., Ditzel, Henrik J., Kent, Karen A., Arnold, Caroline, ...

An antibody phage display library was constructed from RNA extracted from lymph node cells of a simian immunodeficiency virus (SIV)-infected long-term-nonprogressor macaque. Seven gp120-reactive Fabs...

Neutralization of Human Immunodeficiency Virus Type 1 by Antibody to gp120 Is Determined Primarily by Occupancy of Sites on the Virion Irrespective of Epitope Specificity

Mondor, Isabelle, Naniche, Denise, Ditzel, Henrik J., Klasse, P. J., Burton, Dennis R., ...

We investigated the relative importance of binding site occupancy and epitope specificity in antibody neutralization of human immunodeficiency virus (HIV) type 1 (HIV-1). The neutralization of a...

Determinants of Human Immunodeficiency Virus Type 1 Envelope Glycoprotein Activation by Soluble CD4 and Monoclonal Antibodies

Sullivan, Nancy, Sun, Ying, Binley, James, Lee, Juliette, Barbas, Carlos F., ...

Infection by some human immunodeficiency virus type 1 (HIV-1) isolates is enhanced by the binding of subneutralizing concentrations of soluble receptor, soluble CD4 (sCD4), or monoclonal antibodies...

Mapping the Prion Protein Using Recombinant Antibodies

Williamson, R. Anthony, Peretz, David, Pinilla, Clemencia, Ball, Hadyn, Bastidas, Raiza B., Rozenshteyn, Roman, ...

The fundamental event in prion disease is thought to be the posttranslational conversion of the cellular prion protein (PrPC) into a pathogenic isoform (PrPSc). The occurrence of PrPC on the cell...

Neutralizing Monoclonal Antibodies Block Human Immunodeficiency Virus Type 1 Infection of Dendritic Cells and Transmission to T Cells

Frankel, Sarah S., Steinman, Ralph M., Michael, Nelson L., Kim, Silvia Ratto, Bhardwaj, Nina, Pope, Melissa, ...

Prevention of the initial infection of mucosal dendritic cells (DC) and interruption of the subsequent transmission of HIV-1 from DC to T cells are likely to be important attributes of an effective...

Antibody Neutralization-Resistant Primary Isolates of Human Immunodeficiency Virus Type 1

Wang, Meng, Trkola, Alexandra, Binley, James M., Purtscher, Martin, Katinger, Hermann, ...

Although typical primary isolates of human immunodeficiency virus type 1 (HIV-1) are relatively neutralization resistant, three human monoclonal antibodies and a small number of HIV-1+ human sera...

Ebola Virus Can Be Effectively Neutralized by Antibody Produced in Natural Human Infection

Maruyama, Toshiaki, Rodriguez, Luis L., Jahrling, Peter B., Sanchez, Anthony, Khan, Ali S., Nichol, Stuart T., ...

The activity of antibodies against filoviruses is poorly understood but has important consequences for vaccine design and passive prophylaxis. To investigate this activity, a panel of recombinant...

Characterization of Primary Isolate-Like Variants of Simian-Human Immunodeficiency Virus

Crawford, John M., Earl, Patricia L., Moss, Bernard, Reimann, Keith A., Wyand, Michael S., Manson, Kelledy H., ...

Several different strains of simian-human immunodeficiency virus (SHIV) that contain the envelope glycoproteins of either T-cell-line-adapted (TCLA) strains or primary isolates of human...

Identification and Characterization of a Peptide That Specifically Binds the Human, Broadly Neutralizing Anti-Human Immunodeficiency Virus Type 1 Antibody b12

Zwick, Michael B., Bonnycastle, Lori L. C., Menendez, Alfredo, Irving, Melita B., Barbas, Carlos F., ...

Human monoclonal antibody (MAb) b12 recognizes a conformational epitope that overlaps the CD-4-binding site of the human immunodeficiency virus type 1 (HIV-1) envelope. MAb b12 neutralizes a broad...

Broadly Neutralizing Antibodies Targeted to the Membrane-Proximal External Region of Human Immunodeficiency Virus Type 1 Glycoprotein gp41

Zwick, Michael B., Labrijn, Aran F., Wang, Meng, Spenlehauer, Catherine, Saphire, Erica Ollmann, Binley, James M., ...

The identification and epitope mapping of broadly neutralizing anti-human immunodeficiency virus type 1 (HIV-1) antibodies (Abs) is important for vaccine design, but, despite much effort, very few...

Antibody Protects Macaques against Vaginal Challenge with a Pathogenic R5 Simian/Human Immunodeficiency Virus at Serum Levels Giving Complete Neutralization In Vitro

Marx, Preston A., Hessell, Ann J., Luckay, Amara, Harouse, Janet, Cheng-Mayer, Cecilia, ...

A major unknown in human immunodeficiency virus (HIV-1) vaccine design is the efficacy of antibodies in preventing mucosal transmission of R5 viruses. These viruses, which use CCR5 as a coreceptor,...

Neutralization Synergy of Human Immunodeficiency Virus Type 1 Primary Isolates by Cocktails of Broadly Neutralizing Antibodies

Zwick, Michael B., Wang, Meng, Poignard, Pascal, Stiegler, Gabriela, Katinger, Hermann, Burton, Dennis R., ...

Several reports have described the existence of synergy between neutralizing monoclonal antibodies (MAbs) against human immunodeficiency virus type 1 (HIV-1). Synergy between human MAbs b12, 2G12,...

Broadly cross-reactive HIV-1-neutralizing human monoclonal Fab selected for binding to gp120–CD4–CCR5 complexes

Moulard, Maxime, Phogat, Sanjay K., Shu, Yuuei, Labrijn, Aran F., Xiao, Xiaodong, Binley, James M., ...

HIV-1 entry into cells involves formation of a complex between gp120 of the viral envelope glycoprotein (Env), a receptor (CD4), and a coreceptor, typically CCR5. Here we provide evidence that...

Neutralizing Human Fab Fragments against Measles Virus Recovered by Phage Display

De Carvalho Nicacio, Cristina, Williamson, R. Anthony, Lundkvist, Åke, Burton, Dennis R., Björling, Ewa

Five human recombinant Fab fragments (Fabs) specific for measles virus (MV) proteins were isolated from three antibody phage display libraries generated from RNAs derived from bone marrow or splenic...

Enhancing the Proteolytic Maturation of Human Immunodeficiency Virus Type 1 Envelope Glycoproteins

Binley, James M., Sanders, Rogier W., Master, Aditi, Cayanan, Charmagne S., Wiley, Cheryl L., Schiffner, Linnea, ...

In virus-infected cells, the envelope glycoprotein (Env) precursor, gp160, of human immunodeficiency virus type 1 is cleaved by cellular proteases into a fusion-competent gp120-gp41 heterodimer in...

Pre- and Postexposure Prophylaxis of Ebola Virus Infection in an Animal Model by Passive Transfer of a Neutralizing Human Antibody

Geisbert, Tom W., Maruyama, Toshiaki, Jahrling, Peter B., Burton, Dennis R.

A neutralizing human monoclonal antibody, KZ52, protects guinea pigs from lethal Ebola Zaire virus challenge. Administration before or up to 1 h after challenge resulted in dose-dependent protection...

The Broadly Neutralizing Anti-Human Immunodeficiency Virus Type 1 Antibody 2G12 Recognizes a Cluster of α1→2 Mannose Residues on the Outer Face of gp120

Scanlan, Christopher N., Pantophlet, Ralph, Wormald, Mark R., Ollmann Saphire, Erica, Stanfield, Robyn, Wilson, Ian A., ...

2G12 is a broadly neutralizing human monoclonal antibody against human immunodeficiency virus type-1 (HIV-1) that has previously been shown to bind to a carbohydrate-dependent epitope on gp120. Here,...

Characterization of Human Immunodeficiency Virus Type 1 (HIV-1) Gag- and Gag Peptide-Specific CD4+ T-Cell Clones from an HIV-1-Seronegative Donor following In Vitro Immunization

Venturini, Sara, Mosier, Donald E., Burton, Dennis R., Poignard, Pascal

Substantial evidence argues that human immunodeficiency virus type 1 (HIV-1)-specific CD4+ T cells play an important role in the control of HIV-1 replication in infected individuals. Moreover, it is...

Heterogeneity of Envelope Molecules Expressed on Primary Human Immunodeficiency Virus Type 1 Particles as Probed by the Binding of Neutralizing and Nonneutralizing Antibodies

Poignard, Pascal, Moulard, Maxime, Golez, Edwin, Vivona, Veronique, Franti, Michael, Venturini, Sara, ...

Virion capture assays, in which immobilized antibodies (Abs) capture virus particles, have been used to suggest that nonneutralizing Abs bind effectively to human immunodeficiency virus type 1...

Fine Mapping of the Interaction of Neutralizing and Nonneutralizing Monoclonal Antibodies with the CD4 Binding Site of Human Immunodeficiency Virus Type 1 gp120

Pantophlet, Ralph, Ollmann Saphire, Erica, Poignard, Pascal, Wilson, Ian A., Burton, Dennis R.

Alanine scanning mutagenesis was performed on monomeric gp120 of human immunodeficiency virus type 1 to systematically identify residues important for gp120 recognition by neutralizing and...

Nonneutralizing Antibodies to the CD4-Binding Site on the gp120 Subunit of Human Immunodeficiency Virus Type 1 Do Not Interfere with the Activity of a Neutralizing Antibody against the Same Site

Herrera, Carolina, Spenlehauer, Catherine, Fung, Michael S., Burton, Dennis R., Beddows, Simon, Moore, John P.

We have investigated whether nonneutralizing monoclonal antibodies (MAbs) to the gp120 subunit of the envelope glycoprotein (Env) complex of human immunodeficiency virus type 1 (HIV-1) can interfere...

Immobilized prion protein undergoes spontaneous rearrangement to a conformation having features in common with the infectious form

Leclerc, Estelle, Peretz, David, Ball, Haydn, Sakurai, Hiroshi, Legname, Giuseppe, Serban, Ana, ...

It is hypothesized that infectious prions are generated as the cellular form of the prion protein (PrPC) undergoes pronounced conformational change under the direction of an infectious PrPSc...

Molecular Features of the Broadly Neutralizing Immunoglobulin G1 b12 Required for Recognition of Human Immunodeficiency Virus Type 1 gp120

Zwick, Michael B., Saphire, Erica O., Church, Sarah, Wang, Meng, Scott, Jamie K., ...

IgG1 b12 is a broadly neutralizing antibody against human immunodeficiency virus type 1 (HIV-1). The epitope recognized by b12 overlaps the CD4 receptor-binding site (CD4bs) on gp120 and has been a...

Hyperglycosylated Mutants of Human Immunodeficiency Virus (HIV) Type 1 Monomeric gp120 as Novel Antigens for HIV Vaccine Design

Pantophlet, Ralph, Wilson, Ian A., Burton, Dennis R.

The ability to induce broadly neutralizing antibodies should be a key component of any forthcoming vaccine against human immunodeficiency virus type 1. One potential vaccine candidate, monomeric...

Redox-Triggered Infection by Disulfide-Shackled Human Immunodeficiency Virus Type 1 Pseudovirions

Binley, James M., Cayanan, Charmagne S., Wiley, Cheryl, Schülke, Norbert, Olson, William C., Burton, Dennis R.

We previously described a human immunodeficiency virus type 1 (HIV-1) envelope mutant that introduces a disulfide bridge between the gp120 surface proteins and gp41 transmembrane proteins (J. M....

A Novel Human Antibody against Human Immunodeficiency Virus Type 1 gp120 Is V1, V2, and V3 Loop Dependent and Helps Delimit the Epitope of the Broadly Neutralizing Antibody Immunoglobulin G1 b12

Zwick, Michael B., Kelleher, Robert, Jensen, Richard, Labrijn, Aran F., Wang, Meng, ...

The V1/V2 and V3 loops are proximal to the CD4 binding site (CD4bs) of human immunodeficiency virus type 1 (HIV-1) gp120 and undergo conformational change upon CD4 receptor engagement by the HIV-1...

Major Histocompatibility Complex Class I Alleles Associated with Slow Simian Immunodeficiency Virus Disease Progression Bind Epitopes Recognized by Dominant Acute-Phase Cytotoxic-T-Lymphocyte Responses

O'Connor, David H., Mothe, Bianca R., Weinfurter, Jason T., Fuenger, Sarah, Rehrauer, William M., Jing, Peicheng, ...

Certain major histocompatibility complex class I (MHC-I) alleles are associated with delayed disease progression in individuals infected with human immunodeficiency virus (HIV) and in macaques...

Assorted Mutations in the Envelope Gene of Simian Immunodeficiency Virus Lead to Loss of Neutralization Resistance against Antibodies Representing a Broad Spectrum of Specificities

Johnson, Welkin E., Sanford, Hannah, Schwall, Linda, Burton, Dennis R., Robinson, James E., ...

Simian immunodeficiency virus (SIV) of macaques isolate SIVmac239 is highly resistant to neutralization by polyclonal antisera or monoclonal antibodies, a property that it shares with most primary...

Access of Antibody Molecules to the Conserved Coreceptor Binding Site on Glycoprotein gp120 Is Sterically Restricted on Primary Human Immunodeficiency Virus Type 1

Labrijn, Aran F., Poignard, Pascal, Raja, Aarti, Zwick, Michael B., Delgado, Karla, Franti, Michael, ...

Anti-human immunodeficiency virus type 1 (HIV-1) antibodies whose binding to gp120 is enhanced by CD4 binding (CD4i antibodies) are generally considered nonneutralizing for primary HIV-1 isolates....

Cellular Immunity Elicited by Human Immunodeficiency Virus Type 1/ Simian Immunodeficiency Virus DNA Vaccination Does Not Augment the Sterile Protection Afforded by Passive Infusion of Neutralizing Antibodies

Mascola, John R., Lewis, Mark G., VanCott, Thomas C., Stiegler, Gabriela, Katinger, Hermann, Seaman, Michael, ...

High levels of infused anti-human immunodeficiency virus type 1 (HIV-1) neutralizing monoclonal antibodies (MAbs) can completely protect macaque monkeys against mucosal chimeric simian-human...

The Long Third Complementarity-Determining Region of the Heavy Chain Is Important in the Activity of the Broadly Neutralizing Anti-Human Immunodeficiency Virus Type 1 Antibody 2F5

Zwick, Michael B., Komori, H. Kiyomi, Stanfield, Robyn L., Church, Sarah, Wang, Meng, ...

The human monoclonal antibody 2F5 neutralizes primary human immunodeficiency virus type 1 (HIV-1) with rare breadth and potency. A crystal structure of a complex of 2F5 and a peptide corresponding to...

Motif-grafted antibodies containing the replicative interface of cellular PrP are specific for PrPSc

Moroncini, Gianluca, Kanu, Nnennaya, Solforosi, Laura, Abalos, Gil, Telling, Glenn C., Head, Mark, ...

Prion diseases are closely associated with the conversion of the cellular prion protein (PrPC) to an abnormal conformer (PrPSc) [Prusiner, S. B. (1998) Proc. Natl. Acad. Sci. USA 95, 13363–13383]....

Identification and Characterization of a New Cross-Reactive Human Immunodeficiency Virus Type 1-Neutralizing Human Monoclonal Antibody

Zhang, Mei-Yun, Xiao, Xiaodong, Sidorov, Igor A., Choudhry, Vidita, Cham, Fatim, Zhang, Peng Fei, ...

The identification and characterization of new human monoclonal antibodies (hMAbs) able to neutralize primary human immunodeficiency virus type 1 (HIV-1) isolates from different subtypes may help in...

Comprehensive Cross-Clade Neutralization Analysis of a Panel of Anti-Human Immunodeficiency Virus Type 1 Monoclonal Antibodies

Binley, James M., Wrin, Terri, Korber, Bette, Zwick, Michael B., Wang, Meng, Chappey, Colombe, ...

Broadly neutralizing monoclonal antibodies (MAbs) are potentially important tools in human immunodeficiency virus type 1 (HIV-1) vaccine design. A few rare MAbs have been intensively studied, but we...

A Dominant Role for CD8+-T-Lymphocyte Selection in Simian Immunodeficiency Virus Sequence Variation†

O'Connor, David H., McDermott, Adrian B., Krebs, Kendall C., Dodds, Elizabeth J., Miller, Jacqueline E., Gonzalez, Edna J., ...

CD8+ T lymphocytes (CD8-TL) select viral escape variants in both human immunodeficiency virus and simian immunodeficiency virus (SIV) infections. The frequency of CD8-TL viral escape as well as the...

Printed covalent glycan array for ligand profiling of diverse glycan binding proteins

Blixt, Ola, Head, Steve, Mondala, Tony, Scanlan, Christopher, Huflejt, Margaret E., Alvarez, Richard, ...

Here we describe a glycan microarray constructed by using standard robotic microarray printing technology to couple amine functionalized glycans to an amino-reactive glass slide. The array comprises...

Anti-Human Immunodeficiency Virus Type 1 (HIV-1) Antibodies 2F5 and 4E10 Require Surprisingly Few Crucial Residues in the Membrane-Proximal External Region of Glycoprotein gp41 To Neutralize HIV-1

Zwick, Michael B., Jensen, Richard, Church, Sarah, Wang, Meng, Stiegler, Gabriela, Kunert, Renate, ...

The conserved membrane-proximal external region (MPER) of human immunodeficiency virus type 1 (HIV-1) gp41 is a target of two broadly neutralizing human monoclonal antibodies, 2F5 and 4E10, and is an...

Role of Ebola Virus Secreted Glycoproteins and Virus-Like Particles in Activation of Human Macrophages

Wahl-Jensen, Victoria, Kurz, Sabine K., Hazelton, Paul R., Schnittler, Hans-Joachim, Ströher, Ute, Burton, Dennis R., ...

Ebola virus, a member of the family Filoviridae, causes one of the most severe forms of viral hemorrhagic fever. In the terminal stages of disease, symptoms progress to hypotension, coagulation...

Robust hepatitis C virus infection in vitro

Zhong, Jin, Gastaminza, Pablo, Cheng, Guofeng, Kapadia, Sharookh, Kato, Takanobu, Burton, Dennis R., ...

The absence of a robust cell culture model of hepatitis C virus (HCV) infection has severely limited analysis of the HCV life cycle and the development of effective antivirals and vaccines. Here we...

Comparing Antigenicity and Immunogenicity of Engineered gp120

Selvarajah, Suganya, Puffer, Bridget, Pantophlet, Ralph, Law, Mansun, Doms, Robert W., Burton, Dennis R.

We have engineered monomeric gp120 in such a way as to favorably present the conserved epitope for the broadly neutralizing antibody b12 while lowering the exposure of epitopes recognized by some...

Dissection of the carbohydrate specificity of the broadly neutralizing anti-HIV-1 antibody 2G12

Calarese, Daniel A., Lee, Hing-Ken, Huang, Cheng-Yuan, Best, Michael D., Astronomo, Rena D., Stanfield, Robyn L., ...

Human antibody 2G12 neutralizes a broad range of HIV-1 isolates. Hence, molecular characterization of its epitope, which corresponds to a conserved cluster of oligomannoses on the viral envelope...

Human Recombinant Antimannan Immunoglobulin G1 Antibody Confers Resistance to Hematogenously Disseminated Candidiasis in Mice

Zhang, Mason X., Bohlman, M. Charlotte, Itatani, Carol, Burton, Dennis R., St. Jeor, Stephen C., ...

Mannan is a major cell wall component found in Candida species. Natural antimannan antibody is present in sera from most normal adults, but its role in host resistance to hematogenously disseminated...