10000 documents

Building a pipeline to generate affinity reagents to phosphothreonine epitopes

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

BRIAN KENNETH KAY · TANGO BIOSCIENCES, INC. · 2022 · $222,933 — Antibodies are incredibly powerful tools in basic research and clinical testing because they offer exquisite specificity and affinity in detecting proteins of interest in complex mixtures. They have played a particularly useful role in monitoring post-translational modifications, such as phosphoryla…

Characterization the disruption of mitochondrial function and induction of oxidative stress by SARS-CoV2

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Yidong Bai · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · 2022 · $193,750 — 1 Populations at higher risk of severe disease from COVID-19 are the elderly and those with metabolic 2 syndromes, the populations known for compromised mitochondrial function. In addition, the most common 3 symptoms in hospitalized COVID patients are shortness of breath and fatigue, indicating de…

Lipid Bilayer Remodeling and Protein Intermediates During Membrane Fusion

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Kelly Keisen Lee · UNIVERSITY OF WASHINGTON · 2022 · $597,847 — Protein-mediated membrane fusion is essential for a multitude of fundamental biological processes. Despite intensive study, at present we have a limited mechanistic understanding of how fusion protein machinery manipulates lipid membranes in order to induce their fusion. This lack of knowledge is pa…

The role of non-canonical neural codes in behavior

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Masashi Tabuchi · CASE WESTERN RESERVE UNIVERSITY · 2022 · $386,030 — Project Summary/Abstract The idea that information processing depends on neuronal firing rate (rate coding) has long been a central dogma in neurobiology. However, other non-canonical coding schemes (temporal and “analog” codes) have been proposed to carry meaningful information and be more computat…

Biophysical studies of viral membrane fusion proteins

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

James B Munro · UNIV OF MASSACHUSETTS MED SCH WORCESTER · 2022 · $502,500 — SUMMARY Influenza A virus (IAV) hemagglutinin (HA) is the canonical example of a class-I viral fusion protein, and thus provides an ideal model system for understanding the fusion mechanisms of many different viruses. Numerous other viral envelope glycoproteins, including the SARS-CoV-2 spike, are b…

Regeneration of the Immune System after Radiation Exposure

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Chandan Guha · ALBERT EINSTEIN COLLEGE OF MEDICINE · 2022 · $582,293 — Abstract Radiation-Induced Immune Dysfunction (RIID) is a critical component of both acute and delayed effects of radiation exposure, which causes a multi-organ failure (MOF) syndrome, operationally divided based upon timing of clinical manifestations, as acute radiation syndrome (ARS) and delayed e…

The impact of aging and thymus regeneration on tissue-resident CD8 T cell responses to viral lung infection and vaccination

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Ann Venables Griffith · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · 2022 · $232,500 — Summary The novel coronavirus, SARS-CoV-2, and the resulting Coronavirus Infectious Disease 2019 (COVID-19) has caused more than 500,000 deaths in the US. COVID-19 causes increased mortality and morbidity in patients over 65 years of age relative to younger patients. This is consistent with well-cha…

Evaluating Clinical and Immunological Consequences of SARS-CoV-2 Vaccination in Rheumatic Disease

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

DANA P ASCHERMAN · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · 2022 · $207,958 — The current SARS-CoV-2 pandemic has had devastating consequences, with more than 110,000,000 cases and 2,400,000 deaths worldwide. Beyond the direct effects of SARS-CoV-2 infection, much of the morbidity and mortality stems from dysregulated activation of the immune system that culminates in systemi…

Biophysical Mechanisms of Hyperoxia-Induced Lung Injury

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

CHRISTOPHER M WATERS · UNIVERSITY OF KENTUCKY · 2022 · $522,331 — Acute lung injury and its more severe form, acute respiratory distress syndrome (ARDS), are devastating illnesses with high rates of incidence and mortality. Patients with acute lung injury are typically provided supplemental oxygen using positive pressure mechanical ventilation, but this can lead t…

Longitudinal cohort study of SARS-CoV2 sero-conversion in a malaria-endemic community in Western Kenya

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Wendy PrudhommeOMeara · DUKE UNIVERSITY · 2022 · $243,050 — In many developing countries, the Covid-19 pandemic has had limited direct impact, including Kenya, which as of 5 March 2021, has recorded only 107,329 cases and 1,870 deaths owing to Covid19. Although this limited clinical impact is in part the result of strict travel and movement restrictions and …

Investigating the role of myosin-based force generation in protrusion formation.

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Gillian Fitz · VANDERBILT UNIVERSITY · 2022 · $31,986 — PROJECT SUMMARY/ABSTRACT In Eukarya, actin-based protrusions such as filopodia, stereocilia, and microvilli, support a wide variety of cellular functions including motility, mechanosensation, and nutrient absorption. Formation of a surface protrusion involves deformation of the plasma membrane, and…

Humoral Immune Mechanisms of Acute and Chronic Neurologic Sequelae of COVID-19

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

SAMUEL JEREMY PLEASURE · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · 2022 · $623,479 — PROJECT SUMMARY COVID-19 is associated with a growing number of peripheral and central nervous system complications. It has become clear that a subset of these syndromes, including acute necrotizing encephalopathy, steroid- responsive encephalitis and Guillain-Barré syndrome, are likely due to dire…

Subcellular Origins of Extensive Spatial Integration by Ganglion Cell Photoreceptors

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Franklin Caval-Holme · BOSTON CHILDREN'S HOSPITAL · 2022 · $67,174 — PROJECT SUMMARY/ABSTRACT When faced with a visual scene, the brain encodes both image detail and the scene’s overall intensity, measured as irradiance. Encoding irradiance is critical for circadian regulation, pupil constriction, and image vision, among other important functions. A canonical feature…

North Carolina Seronet Center for Excellence

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Ralph S Baric · UNIV OF NORTH CAROLINA CHAPEL HILL · 2022 · $2,018,073 — Abstract. The UNC Center for Excellence in SARS-CoV2 Serologic Research uses basic and applied research strategies to improve our understanding of the molecular and cellular mechanisms driving serological and humoral immune responses after SARS-CoV2 infection. Our overall goals are to 1) characteriz…

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

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Lanying Du · GEORGIA STATE UNIVERSITY · 2022 · $742,199 — 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…

COVID19: SARS-CoV-2 and ACE2 interaction in hypertension

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Eric D Lazartigues · SOUTHEAST LOUISIANA VETERANS HEALTH CARE · 2022 — The current COVID-19 pandemic is one of the most disruptive events in human history, caused by the SARS- CoV-2 virus, member of the coronavirus family that uses angiotensin converting enzyme 2 (ACE2), a transmembrane carboxypeptidase identified as a member of the renin-angiotensin system (RAS) as an…

Comprehensive profiling of SARS-CoV-2 antibody responses and escape pathways

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

JULIE M. OVERBAUGH · FRED HUTCHINSON CANCER CENTER · 2022 · $123,360 — The ongoing global pandemic of the novel SARS-CoV-2 coronavirus (CoV) presents an urgent need for development of effective preventative and treatment therapies. The viral-host cell fusion (S) protein spike is a prime target for such therapies owing to its critical role in the virus lifecycle. The S …

Dissecting the Role of Podxl in Hepatic Stellate Cells in Liver Development and Regeneration

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Alexis Noel Ross · UTAH STATE HIGHER EDUCATION SYSTEM--UNIVERSITY OF UTAH · 2022 · $26,664 — PROJECT SUMMARY/ABSTRACT The mechanisms that control hepatic stellate cell (HSC) migration during liver development and regeneration are not well understood. This knowledge gap has hindered the generation of new therapies and the improvement of patient outcome for various developmental disorders su…

Development testing of nucleic acid-based vaccine for HIV other indications

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

BARBARA K FELBER · DIVISION OF BASIC SCIENCES - NCI · 2022 · $845,848 — The development of a safe and effective vaccine and to improve treatment strategies aiming to reduce/eliminate the virus reservoir are currently at the forefront of our research. Based on our recognition of the fundamental mechanisms of mRNA expression, exemplified by the regulated ex…

Antibody Engineering Program

NIH Pandemic-Era Grants · Pandemic Era Grants / 2022

Mitchell Ho · DIVISION OF BASIC SCIENCES - NCI · 2022 · $588,522 — While antibody-based therapeutics have emerged as a major component in cancer treatment, the generation of antibodies to important targets such as cell surface receptors and ion channels remains difficult. These proteins contain buried functional sites that are often unreachable by cl…