Search Results - "Cottam, Howard B."
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Synthetic Toll-like receptor 4 (TLR4) and TLR7 ligands as influenza virus vaccine adjuvants induce rapid, sustained, and broadly protective responses
Published in Journal of virology (01-03-2015)“…Current vaccines against influenza virus infection rely on the induction of neutralizing antibodies targeting the globular head of the viral hemagglutinin…”
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Structure–Activity Relationship Studies of Pyrimido[5,4‑b]indoles as Selective Toll-Like Receptor 4 Ligands
Published in Journal of medicinal chemistry (22-11-2017)“…Previous high throughput screening studies led to the discovery of two novel, nonlipid-like chemotypes as Toll-like receptor 4 (TLR4) agonists. One of these…”
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Enhancement of the Immunostimulatory Activity of a TLR7 Ligand by Conjugation to Polysaccharides
Published in Bioconjugate chemistry (19-08-2015)“…Toll-like receptors (TLRs) in the innate immune system recognize specific pathogen-associated molecular patterns derived from microbes. Synthetic small…”
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Identification of Substituted Pyrimido[5,4‑b]indoles as Selective Toll-Like Receptor 4 Ligands
Published in Journal of medicinal chemistry (13-06-2013)“…A cell-based high-throughput screen to identify small molecular weight stimulators of the innate immune system revealed substituted pyrimido[5,4-b]indoles as…”
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Nrf2 responses and the therapeutic selectivity of electrophilic compounds in chronic lymphocytic leukemia
Published in Proceedings of the National Academy of Sciences - PNAS (20-04-2010)“…Recent studies show that redox-active small molecules are selectively cytotoxic to chronic lymphocytic leukemia (CLL). Although elevated levels of reactive…”
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Synthesis and immunostimulatory activity of sugar-conjugated TLR7 ligands
Published in Bioorganic & medicinal chemistry letters (01-02-2020)“…[Display omitted] Toll-like receptors (TLRs) are a type of pattern recognition receptors (PRRs), which are activated by recognizing pathogen-associated…”
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Molecular Basis for the Immunostimulatory Activity of Guanine Nucleoside Analogs: Activation of Toll-like Receptor 7
Published in Proceedings of the National Academy of Sciences - PNAS (27-05-2003)“…Certain C8-substituted and N7, C8-disubstituted guanine ribonucleosides comprise a class of small molecules with immunostimulatory activity. In a variety of…”
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Generation and Application of a Reporter Cell Line for the Quantitative Screen of Extracellular Vesicle Release
Published in Frontiers in pharmacology (16-04-2021)“…Extracellular vesicles (EVs) are identified as mediators of intercellular communication and cellular regulation. In the immune system, EVs play a role in…”
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A Novel Synthetic Dual Agonistic Liposomal TLR4/7 Adjuvant Promotes Broad Immune Responses in an Influenza Vaccine With Minimal Reactogenicity
Published in Frontiers in immunology (19-06-2020)“…The limited efficacy of seasonal influenza vaccines is usually attributed to ongoing variation in the major antigenic targets for protective antibody responses…”
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Induction of Tolerogenic Dendritic Cells by a PEGylated TLR7 Ligand for Treatment of Type 1 Diabetes
Published in PloS one (15-06-2015)“…Autoimmune diabetes mellitus (DM) results from the destruction of pancreatic islet cells by activated T lymphocytes, which have been primed by activated…”
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Co-Delivery of a Novel Lipidated TLR7/8 Agonist and Hemagglutinin-Based Influenza Antigen Using Silica Nanoparticles Promotes Enhanced Immune Responses
Published in Pharmaceutics (01-01-2024)“…Co-delivery of antigens and adjuvants to the same antigen-presenting cells (APCs) can significantly improve the efficacy and safety profiles of vaccines. Here,…”
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12
Activation of the Wnt Signaling Pathway in Chronic Lymphocytic Leukemia
Published in Proceedings of the National Academy of Sciences - PNAS (02-03-2004)“…B cell chronic lymphocytic leukemia (CLL) is characterized by an accumulation of mature, functionally incompetent B cells. Wnts are a large family of secreted…”
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A Triple High Throughput Screening for Extracellular Vesicle Inducing Agents With Immunostimulatory Activity
Published in Frontiers in pharmacology (11-04-2022)“…Extracellular vesicles (EVs) play an important role in intercellular communication and regulation of cells, especially in the immune system where EVs can…”
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Small Molecule Potentiator of Adjuvant Activity Enhancing Survival to Influenza Viral Challenge
Published in Frontiers in immunology (28-09-2021)“…As viruses continue to mutate the need for rapid high titer neutralizing antibody responses has been highlighted. To meet these emerging threats, agents that…”
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Identification of Compounds With Glucocorticoid Sparing Effects on Suppression of Chemokine and Cytokine Production by Rheumatoid Arthritis Fibroblast-Like Synoviocytes
Published in Frontiers in pharmacology (17-12-2020)“…In recent years target based drug discovery has expanded our therapeutic armamentarium in the treatment of inflammatory and autoimmune diseases. Despite these…”
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Synthesis and Immunological Characterization of Toll-Like Receptor 7 Agonistic Conjugates
Published in Bioconjugate chemistry (17-06-2009)“…Activation of toll-like receptors (TLRs) on cells of the innate immune system initiates, amplifies, and directs the antigen-specific acquired immune response…”
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Activation of Anti-Hepatitis C Virus Responses via Toll-like Receptor 7
Published in Proceedings of the National Academy of Sciences - PNAS (07-02-2006)“…IFN-α is used to suppress the replication of hepatitis C virus (HCV) in chronically infected patients with partial success. Here we present evidence showing…”
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A Dual Adjuvant System for Intranasal Boosting of Local and Systemic Immunity for Influenza Vaccination
Published in Vaccines (Basel) (01-10-2022)“…Systemically vaccinated individuals against COVID-19 and influenza may continue to support viral replication and shedding in the upper airways, contributing to…”
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Immunotherapeutic activity of a conjugate of a Toll-like receptor 7 ligand
Published in Proceedings of the National Academy of Sciences - PNAS (06-03-2007)“…The immunotherapeutic activity of Toll-like receptor (TLR) activators has been difficult to exploit because of side effects related to the release and systemic…”
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Treatment of autoimmune inflammation by a TLR7 ligand regulating the innate immune system
Published in PloS one (28-09-2012)“…The Toll-like receptors (TLR) have been advocated as attractive therapeutic targets because TLR signaling plays dual roles in initiating adaptive immune…”
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