Search Results - "GNANAPRAGASAM, Priyanthi N. P"
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Construction, characterization, and immunization of nanoparticles that display a diverse array of influenza HA trimers
Published in PloS one (04-03-2021)“…Current influenza vaccines do not elicit broadly protective immune responses against multiple strains. New strategies to focus the humoral immune response to…”
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Increasing the Potency and Breadth of an HIV Antibody by Using Structure-Based Rational Design
Published in Science (American Association for the Advancement of Science) (02-12-2011)“…Antibodies against the CD4 binding site (CD4bs) on the HIV-1 spike protein gp120 can show exceptional potency and breadth. We determined structures of…”
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Detection and characterization of the SARS-CoV-2 lineage B.1.526 in New York
Published in Nature communications (09-08-2021)“…Wide-scale SARS-CoV-2 genome sequencing is critical to tracking viral evolution during the ongoing pandemic. We develop the software tool, Variant Database…”
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HIV-1 CD4-binding site germline antibody–Env structures inform vaccine design
Published in Nature communications (17-10-2022)“…BG24, a VRC01-class broadly neutralizing antibody (bNAb) against HIV-1 Env with relatively few somatic hypermutations (SHMs), represents a promising target for…”
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Inhibitory effect of HIV-specific neutralizing IgA on mucosal transmission of HIV in humanized mice
Published in Blood (29-11-2012)“…HIV-1 infections are generally initiated at mucosal sites. Thus, IgA antibody, which plays pivotal roles in mucosal immunity, might efficiently prevent HIV…”
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Mosaic nanoparticles elicit cross-reactive immune responses to zoonotic coronaviruses in mice
Published in Science (American Association for the Advancement of Science) (12-02-2021)“…Protection against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and SARS-related emergent zoonotic coronaviruses is urgently needed. We made…”
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Examination of the contributions of size and avidity to the neutralization mechanisms of the anti-HIV antibodies b12 and 4E10
Published in Proceedings of the National Academy of Sciences - PNAS (05-05-2009)“…Monoclonal antibodies b12 and 4E10 are broadly neutralizing against a variety of strains of the human immunodeficiency virus type 1 (HIV-1). The epitope for…”
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Mosaic RBD nanoparticles protect against challenge by diverse sarbecoviruses in animal models
Published in Science (American Association for the Advancement of Science) (05-08-2022)“…To combat future severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants and spillovers of SARS-like betacoronaviruses (sarbecoviruses)…”
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Designed oligomers of cyanovirin-N show enhanced HIV neutralization
Published in Proceedings of the National Academy of Sciences - PNAS (23-08-2011)“…Cyanovirin-N (CV-N) is a small, cyanobacterial lectin that neutralizes many enveloped viruses, including human immunodeficiency virus type I (HIV-1). This…”
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Single-Chain Fv-Based Anti-HIV Proteins: Potential and Limitations
Published in Journal of Virology (01-01-2012)“…Article Usage Stats Services JVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Complex-type N-glycan recognition by potent broadly neutralizing HIV antibodies
Published in Proceedings of the National Academy of Sciences - PNAS (20-11-2012)“…Broadly neutralizing HIV antibodies (bNAbs) can recognize carbohydrate-dependent epitopes on gp120. In contrast to previously characterized glycan-dependent…”
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Evaluation of CD4-CD4i Antibody Architectures Yields Potent, Broadly Cross-Reactive Anti-Human Immunodeficiency Virus Reagents
Published in Journal of Virology (01-01-2010)“…Article Usage Stats Services JVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Design and Expression of a Dimeric Form of Human Immunodeficiency Virus Type 1 Antibody 2G12 with Increased Neutralization Potency
Published in Journal of Virology (01-01-2009)“…Article Usage Stats Services JVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Antibody elicited by HIV-1 immunogen vaccination in macaques displaces Env fusion peptide and destroys a neutralizing epitope
Published in npj vaccines (25-10-2021)“…HIV-1 vaccine design aims to develop an immunogen that elicits broadly neutralizing antibodies against a desired epitope, while eliminating responses to…”
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Proactive vaccination using multiviral Quartet Nanocages to elicit broad anti-coronavirus responses
Published in Nature nanotechnology (01-08-2024)“…Defending against future pandemics requires vaccine platforms that protect across a range of related pathogens. Nanoscale patterning can be used to address…”
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A dimeric form of the HIV-1 antibody 2G12 elicits potent antibody-dependent cellular cytotoxicity
Published in AIDS (London) (17-07-2010)“…Increasing data support a role for antibody-dependent cellular cytotoxicity (ADCC) in controlling HIV-1 infection. We recently isolated a naturally occurring…”
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Nanoparticles presenting clusters of CD4 expose a universal vulnerability of HIV-1 by mimicking target cells
Published in Proceedings of the National Academy of Sciences - PNAS (04-08-2020)“…CD4-based decoy approaches against HIV-1 are attractive options for long-term viral control, but initial designs, including soluble CD4 (sCD4) and CD4-Ig, were…”
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Sequential immunization of macaques elicits heterologous neutralizing antibodies targeting the V3-glycan patch of HIV-1 Env
Published in Science translational medicine (24-11-2021)“…Broadly neutralizing antibodies (bNAbs) against HIV-1 develop after prolonged virus and antibody coevolution. Previous studies showed that sequential…”
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Electron tomography visualization of HIV-1 fusion with target cells using fusion inhibitors to trap the pre-hairpin intermediate
Published in eLife (22-07-2020)“…Fusion of HIV-1 with the membrane of its target cell, an obligate first step in virus infectivity, is mediated by binding of the viral envelope (Env) spike…”
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CD4 binding site immunogens elicit heterologous anti-HIV-1 neutralizing antibodies in transgenic and wild-type animals
Published in Science immunology (17-02-2023)“…Passive transfer of broadly neutralizing anti-HIV-1 antibodies (bNAbs) protects against infection, and therefore, eliciting bNAbs by vaccination is a major…”
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