10000 documents

Cleaved, stabilized HIV-1 Env trimers for structural and vaccine studies

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

JOHN P MOORE · WEILL MEDICAL COLL OF CORNELL UNIV · 2021 · $3,722,115 — Overall Abstract This HIVRAD Program Project renewal application is made in response to PAR-18-319. It contains two Research Projects, one Scientific Core and an Administrative Core, under the direction of Principal Investigator, John P. Moore, PhD (Weill Cornell Medical College; WCMC) and co-Princi…

A versatile "pan-spike-in" internal reference genome methodology for quantitative ChIP-seq normalization

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Mahesh B Chandrasekharan · UTAH STATE HIGHER EDUCATION SYSTEM--UNIVERSITY OF UTAH · 2021 · $228,750 — Project summary: ChIP-seq has enabled the mapping of genomic occupancy of many chromatin factors and epigenetic histone modifications, linked to normal growth and development and to the pathogenesis of many human diseases. ChIP-seq can also measure changes in the occupancy levels of epigenomic marks…

Scalable, all-optical assays of synaptic function and plasticity

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Graham Thomas Dempsey · Q-STATE BIOSCIENCES, INC. · 2021 · $713,034 — Project Summary: Synaptic dysfunction has been implicated in many neurological diseases including epilepsy, Alzheimer’s, Parkinson’s, autism spectrum disorder (ASD), schizophrenia, depression, ADHD and Huntington’s. Despite the prevalence and severity of these disorders, the development of new thera…

Structural, mechanistic, and antigenic insights into the human astrovirus capsid

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Rebecca Michelle DuBois · UNIVERSITY OF CALIFORNIA SANTA CRUZ · 2021 · $73,446 — PROJECT SUMMARY Human astroviruses (HAstV) are a leading cause of viral diarrhea in children. Divergent HAstV strains are associated with fatal human encephalitis. Currently, no vaccines or antiviral therapies exist for HAstV infections. Our goal is to identify sites of vulnerability (Achilles' heel…

Structure and Assembly of Viruses

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

STEPHEN COPLAN HARRISON · BOSTON CHILDREN'S HOSPITAL · 2021 · $420,375 — Summary The structure of a virus particle must conform to the mechanism by which it enters and infects a cell. We seek to relate structures of virus particles and viral surface proteins to mechanisms of the steps in cell attachment, uptake and penetration that initiate a productive infection. The pr…

Structural, mechanistic, and antigenic insights into the human astrovirus capsid

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Rebecca Michelle DuBois · UNIVERSITY OF CALIFORNIA SANTA CRUZ · 2021 · $350,421 — PROJECT SUMMARY Human astroviruses (HAstV) are a leading cause of viral diarrhea in children. Divergent HAstV strains are associated with fatal human encephalitis. Currently, no vaccines or antiviral therapies exist for HAstV infections. Our goal is to identify sites of vulnerability (Achilles' heel…

Structural Studies of the Coronavirus Life Cycle

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Robert N Kirchdoerfer · UNIVERSITY OF WISCONSIN-MADISON · 2021 · $248,994 — SUMMARY Coronaviruses are sporadically emerging viruses responsible for SARS and MERS disease outbreaks. There are currently no direct treatments for these viruses, nor is there a vaccine which induces broad protection from infection. However, several stages in the virus life cycle are promising ta…

Rational design and evaluation of novel mRNA vaccines against MERS-CoV

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Lanying Du · NEW YORK BLOOD CENTER · 2021 · $339,869 — Abstract Traditional strategies of vaccine development suffer from long-term and costly manufacture, and as a result, often fail to respond rapidly to newly emerging and reemerging infectious diseases. By contrast, messenger RNA (mRNA) is rising as a new technology platform to develop vaccines “on d…

Modeling Neurofibromatosis Type 2 with Inner Ear Organoids

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Matthew Reed Steinhart · INDIANA UNIVERSITY INDIANAPOLIS · 2021 · $37,679 — ABSTRACT Neurofibromatosis Type 2 (NF2) is a genetic condition in which specific types of tumors form in various locations throughout the body. Though the majority of these tumors grow slowly, the location of certain tumors can cause significant dysfunction. One of these tumor types grows on the ves…

Neural coordination and discoordination in Fmr1 null mice

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

ANDRE ANTONIO FENTON · NEW YORK UNIVERSITY · 2021 · $343,384 — ABSTRACT Full mutation of the FMR1 gene causes loss of the fragile X mental retardation protein (FMRP) and fragile X syndrome (FXS) characterized by intellectual disability with devastating cognitive consequences and features of autism. Study of Fmr1 knockout (KO) mouse models of the FXS genetic def…

Molecular insights into the effects of SARS-Cov2 infection on the blood system

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Naoko Mizuno · NATIONAL HEART, LUNG, AND BLOOD INSTITUTE · 2021 · $382,608 — Using live imaging and cellular cryo-electron tomography (cryo-ET) techniques, we obtained results showing that platelets are directly activated in the presence of purified SARS-Cov2 spike protein. We have optimized conditions to embed platelets onto EM grids and we are currently observing activated…

Countermeasures against COVID-19

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Andrea Marzi · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · 2021 · $38,451 — The lab developed 2 vaccine candidates expressing the SARS-CoV-2 spike protein alone or in combination with the Ebola virus glycoprotein (EBOV GP). Hamster studies revealed that a single dose of either vaccine administered intranasally (IN) or intramuscularly (IM) protected the animals from disease …

Human monoclonal antibodies against SARS-CoV-2

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Joshua Hoong Yu Tan · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · 2021 · $143,050 — The overarching goal of this project is to study the immune response to COVID-19 at the monoclonal level to increase our understanding of basic biology and develop new tools to combat disease. We have screened plasma from >100 acutely infected and convalescent COVID-19 individuals for neutralization…

Membrane Remodeling in Viral Infection and Viral Assembly

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

JOSHUA ZIMMERBERG · EUNICE KENNEDY SHRIVER NATIONAL INSTITUTE OF CHILD HEALTH & HUMAN DEVELOPMENT · 2021 · $3,483,111 — 1. To combat COVID-19, high throughput screening (HTS) of thousands of candidate compounds that may block or reduce SARS-CoV-2 infection of target tissues is a powerful tool in drug discovery. However, SARS-CoV-2 is a biological safety level 3 (BSL-3) pathogen and most HTS facilities are only BSL-2.…

Towards high-resolution structural biology of membrane protein complexes in their native lipid environment

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Doreen Matthies · EUNICE KENNEDY SHRIVER NATIONAL INSTITUTE OF CHILD HEALTH & HUMAN DEVELOPMENT · 2021 · $987,868 — (1) Structural and functional investigation of CXCR3 chemokine receptor in its role in recurrent miscarriage Recurrent miscarriage (RM) is usually defined as the loss of three or more consecutive pregnancies prior to the 20th week of gestation affecting approximately 1% of women of reproductive age.…

Micro Analytical Immunochemistry

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Heather Kalish · NATIONAL INSTITUTE OF BIOMEDICAL IMAGING AND BIOENGINEERING · 2021 · $741,947 — Sub-project #1 MALDI imaging of tissue samples to identify novel proteins MALDI-TOF Imaging is an emerging tool for the label free measurement of peptides, proteins, lipids, drugs and metabolites. The tissue can be imaged directly be the MALDI-TOF and combined with other modalities to study the mo…

Paramyxoviruses as Vaccine Vectors Against Highly Pathogenic Viruses

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Ursula Buchholz · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · 2021 · $215,100 — We previously constructed a first-generation construct called HPIV3-EbovZ GP, in which the complete genome of the JS strain of HPIV3 was modified by the addition of the Ebov GP gene in the third gene position, between the HPIV3 P and M genes. The JS strain is thought to be an attenuated HPIV3, based…

Biobehavioral Imaging and Molecular Neuropsychopharmacology of Substance Abuse Mechanisms

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Michael Michaelides · NATIONAL INSTITUTE ON DRUG ABUSE · 2021 · $1,630,210 — The societal and economic burden of substance use disorders is vast and ever-increasing. To address this requires developing innovative therapeutics, an approach necessitating a deep understanding of behavior and its neurobiological basis. Fortunately, the last decade has witnessed a surge of breakt…

Pre-clinical Vaccine Development for Emerging and Re-emerging Infectious Diseases

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

John Mascola · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · 2021 · $3,934,150 — The Virology Core has collaborated with other intramural NIAID labs to develop a MERS-CoV Spike protein subunit vaccine. A vaccine of adjuvanted MERS-CoV Spike protein subunit vaccine confers complete protection from MERS-CoV disease in alpaca and results in reduced and delayed viral shedding in the…

Biological Sequence Quality Control and Organization

NIH Pandemic-Era Grants · Pandemic Era Grants / 2021

Eric Nawrocki · NATIONAL LIBRARY OF MEDICINE · 2021 · $187,304 — During the past year, we improved our software package VADR (https://github.com/nawrockie/vadr) for viral sequence annotation using models based on RefSeq annotation. VADR aligns complete input sequences to their nearest RefSeq sequence and uses that alignment to map the RefSeq annotation onto the i…