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9873 documents

Mechanism for anti-interferon functions of influenza virus

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Yuan Shi · UNIVERSITY OF CALIFORNIA LOS ANGELES · 2020 · $390,000 — Project Summary Influenza A virus causes disease in 5-20% of the population with over 200,000 hospitalizations annually in US. The antigen drift and shift of influenza virus pose a serious challenge for flu vaccination program. Although IFN response is known as the first important host defending mec…

Structural Biology of HIV Assembly and Maturation

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

ALASDAIR C. STEVEN · NATIONAL INSTITUTE OF ARTHRITIS AND MUSCULOSKELETAL AND SKIN DISEASES · 2020 · $362,643 — In a continuing collaboration with E. Freed (NCI), we analyzed the role of a conserved Pro-Pro-Ile-Pro (PPIP) motif (CA residues 122-125 in the loop connecting helices 6 and 7 of CA) in HIV-1 assembly. Prior data indicated that the mutations P122A and I124A impair release, infectivity, and replicati…

Core B - Genomics Core

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Steven M Wolinsky · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · 2020 · $562,516 — PROJECT SUMMARY The innate immune recognition of dengue virus infection triggers antiviral immune responses; however, there is little information about how the virus regulates these measures or how these responses affect dengue virus (DENV) disease pathogenesis and immunity. System biology approa…

Rapid Development of Vaccines for Emerging Viruses

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Barney Graham · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · 2020 · $1,309,145 — While the outbreak of ZIKV in the Americas is likely to subside in the next 1-2 years, there is going to be an ongoing risk of congenital Zika syndrome in babies born to mothers exposed to ZIKV during pregnancy. There is no licensed vaccine or treatment to combat ZIKV infection. Because of the urgen…

Xenobiotic metabolism, cancer chemoprevention and cancer biomarkers

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

FRANK J GONZALEZ · DIVISION OF BASIC SCIENCES - NCI · 2020 · $866,441 — Nonalcoholic steatohepatitis (NASH) is the progressive stage of nonalcoholic fatty liver disease that highly increases the risk of cirrhosis and liver cancer, and there are few therapeutic options available in the clinic. While virus-induced hepatitis has been sharply reduced with vaccine applicatio…

Immunotherapeutic Approaches for AIDS

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

George N. Pavlakis · DIVISION OF BASIC SCIENCES - NCI · 2020 · $1,511,661 — An important goal of this project continues to be the generation and testing of maximally efficient expression vectors for specific antigens. Our hypothesis is that the DNA vaccine dose is suboptimal for many human applications; therefore, increased efficiency is necessary for practical human DNA va…

Laboratory Studies of Human Respiratory Syncytial Virus and Other Pneumoviruses

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Ursula Buchholz · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · 2020 · $1,258,386 — We previously performed codon-pair deoptimization (CPD) of various open reading frames (ORFs) of RSV. This is done by rearranging codons using computer algorithms and de novo gene synthesis to increase the content of normally-underrepresented codon-pairs without changing amino acid coding or overall…

Env-Specific B Cell Repertoire Responses to NFL Trimer vaccines

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Jiang Zhu · INTERNATIONAL AIDS VACCINE INITIATIVE · 2020 · $292,223 — Project Summary Broadly neutralizing antibodies (bnAbs) recognize conserved epitopes on the envelope glycoprotein (Env) of the human immunodeficiency virus type-1 (HIV-1). Atomic structures of the BG505 SOSIP.664 gp140 trimer have provided a rational framework for Env-based HIV-1 vaccine design. …

Induction of cross C. trachomatis serovar protection utilizing a polyvalent nanoparticle vaccine.

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Matthew Adrian Coleman · UNIVERSITY OF CALIF-LAWRNC LVRMR NAT LAB · 2020 · $361,476 — ABSTRACT Throughout the world Chlamydia trachomatis (Ct) is the most common sexually transmitted bacterial pathogen. In countries with poor sanitary conditions ocular infections with Ct can result in trachoma, the most frequent cause of preventable blindness worldwide. Based on protection and serolo…

Structure-Function Studies of the HIV-1 Envelope Glycoproteins

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

paolo lusso · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · 2020 · $1,847,653 — The development of a protective and/or therapeutic HIV vaccine has been hampered by unprecedented challenges, primarily due to the unique properties of the HIV-1 envelope (Env) trimer, a cleverly engineered entry machinery that features an extraordinary assortment of immune-evasion tactics, includin…

Project 2: Current Good Manufacture Practices (CGMP) Production of Nucleoside-Modified mRNAs Encoding HIV-1 Envelopes

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Frederick Porter · DUKE UNIVERSITY · 2020 · $257,560 — Project 2: Current Good Manufacture Practices (CGMP) Production of Nucleoside-Modified mRNAs Encoding HIV-1 Envelopes This IPCAVD grant seeks to develop and evaluate mRNA as an HIV-1 vaccine platform. Project 2 will oversee the manufacture of two nucleoside-modified mRNAs by current good manufacturi…

Animal Models Core

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Barton F. Haynes · DUKE UNIVERSITY · 2020 · $629,514 — The overall goal of the Animal Models Core is to support all programs of the IPCAVD by performing immunization studies in CH58 unmutated common ancestor (UCA) VH + VL knock-in (KI) mice and rhesus macaques, with ALVAC-C vCP2438 prime and modified mRNA encoding trivalent mosaic gp120s for induction o…

A Nanovaccine for Eliciting Broadly Neutralizing Antibodies Against HIV-1

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

CHOWDA VENKATARAVAPPA · NEOVAXSYN, INC. · 2020 · $299,999 — Particle-Based Co-Delivery of HIV Immunogens as Next-Generation HIV Vaccines: A major focus of HIV vaccine research has been the development of immunogens that elicit broadly neutralizing antibody responses targeting the envelope protein (Env). While the field has predominantly focused on immunogen …

Microparticle Induced Synergistic Toll-Like Receptor Activation Effect on Dendritic Cell Hyper-Responsive Sub-Populations

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Peter Deak · UNIVERSITY OF CHICAGO · 2020 · $65,310 — Project Abstract: Dendritic cell (DC) antigen uptake and presentation is a crucial initial step in establishing adaptive immune responses. This project will characterize a small sub-set of DCs, called hyper-responder DCs, which display enhanced antigen uptake, immune activation and potentially initi…

A vaccine for genital herpes that achieves sterilizing immunity

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Harvey Michael Friedman · UNIVERSITY OF PENNSYLVANIA · 2020 · $796,177 — Abstract A vaccine for prevention of genital herpes is a high public health priority. Herpes vaccines that performed well in rodents have not protected humans; therefore, novel approaches are needed. We propose the following: 1) Set a much higher bar for vaccine efficacy in animal models than used p…

Development of Universal Influenza Virus Vaccines Using Nucleoside-Modified Messenger RNA

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Norbert Pardi · UNIVERSITY OF PENNSYLVANIA · 2020 · $609,757 — ABSTRACT Influenza virus is one of the most important human infectious diseases. The influenza mortality is estimated to be approximately 650,000 per year worldwide, in addition, occasional global pandemics can infect up to 20- 40% of the world's population. Licensed influenza virus vaccines require…

Host factors and inhibition of Filoviruses

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

ANNE GOLDFELD · BOSTON CHILDREN'S HOSPITAL · 2020 · $270,500 — Ebola virus (EBOV) and Marburg virus (MARV) are highly lethal hemorrhagic fever viruses of the Filoviridae family of viruses. Currently, there are no effective oral or easily scalable therapies for either virus. Both EBOV and MARV manifest vigorous anti-host evasion strategies focused on blocking th…

Development of a novel RNA interference method to reduce Cryptosporidium infection

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

Alejandro Castellanos-Gonzalez · UNIVERSITY OF TEXAS MED BR GALVESTON · 2020 · $237,000 — Project Summary/Abstract The World Health Organization reports diarrhea kills around 760,000 children under five every year. Cryptosporidium is a leading cause of diarrhea morbidity and mortality. Therefore novel treatments against this pathogen are urgently needed. The limitations of tools used to …

Giant MagnetoResistive (GMR) Sensors for Measuring Influenza Vaccine

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

PAUL JOSEPH UTZ · STANFORD UNIVERSITY · 2020 · $842,000 — 7. Project Summary/Abstract The overarching goal of this New Aim 4 is to test the hypothesis that SARS-CoV-2 (CoV-2) causes autoimmune disease (AI) in a subset of infected patients. Our preliminary studies on 336 COVID-19 samples from 282 COVID19 patients (four COVID-19 cohorts in three geographical…

Roles for DevelopmentallyRegulated microRNAs in Neonatal Immunity

NIH Pandemic-Era Grants · Pandemic Era Grants / 2020

ANDREW W GRIMSON · CORNELL UNIVERSITY · 2020 · $400,213 — Project Summary /Abstract Neonates are highly susceptible to infection and respond poorly to vaccination for reasons that are not well understood. Based on our published data, we believe that neonates are particularly vulnerable to repeat infections because their naïve CD8+ T cells are intrinsically…