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9873 documents

Personalized Exercise Training to Improve Functional Capacity in Transthyretin Cardiac Amyloidosis

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Sarah AM Cuddy · BRIGHAM AND WOMEN'S HOSPITAL · 2024 · $193,687 — Project Summary Heart failure (HF) affects over 5 million adults over the age of 65. Cardiac transthyretin amyloidosis (ATTR-CM) is a cause of HF in ~10% of older adults and leads to significant morbidity and mortality. Musculoskeletal manifestations are common in ATTR-CM and occur 5-10 years prior …

Resilience, Dysregulation, and Rescue of Basal Ganglia Indirect Pathway Function in Progressive Parkinsonism

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Mark D Bevan · NORTHWESTERN UNIVERSITY AT CHICAGO · 2024 · $548,208 — Project Summary While the bradykinetic and akinetic symptoms of Parkinson’s disease (PD) are clearly linked to the degeneration of substantia nigra dopaminergic (SN DAergic) neurons1-3, the mechanisms that underlie the emergence and escalation of basal ganglia circuit and motor dysfunction remain po…

Modeling NDE1 function in dysregulated brain development using a microfluidic CNS model

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Jianping Fu · UNIVERSITY OF MICHIGAN AT ANN ARBOR · 2024 · $164,992 — Project Summary Modeling NDE1 function in dysregulated brain development using a microfluidic CNS model Development of the vertebrate central nervous system (CNS) begins with the formation of neural tube (NT) and its regional patterning to generate the forebrain, midbrain, hindbrain, and spinal cord…

Development, Maintenance, and Human-Specific Evolution of Cortical Circuits

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

FRANCK POLLEUX · COLUMBIA UNIVERSITY HEALTH SCIENCES · 2024 · $1,196,738 — ABSTRACT Over the past two decades, my laboratory has focused on the identification of novel molecular and cellular mechanisms underlying the development, maintenance (Project 1) and human-specific evolution (Project 2) of cortical circuits. In Project 1, we propose to study the role of novel molecu…

Using mHealth to improve adherence and reduce blood pressure in individuals with hypertension and bipolar disorder

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Jennifer Beth Levin · CASE WESTERN RESERVE UNIVERSITY · 2024 · $714,215 — PROJECT SUMMARY While cardiovascular disease remains a significant burden in the U.S., effects are particularly pronounced in people with mental disorders such as bipolar disorder (BD). Medical complications and early mortality in those with BD and hypertension is often associated with poor medicat…

Computer-assisted diagnosis of ear pathologies by combining digital otoscopy with complementary data using machine learning

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Metin Nafi Gurcan · VANDERBILT UNIVERSITY MEDICAL CENTER · 2024 · $605,311 — ABSTRACT Diseases of the ear, particularly acute otitis media (AOM) and middle ear effusions, are the most commonly treated childhood pathologies. The financial burden of ear disease is estimated at more than $3.2 billion per year. Because ear diseases are common, a significant problem is over-diagn…

Linking of Hh and TGF-b signaling in LR asymmetry_Diversity Supplement

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Xiaoyan Zheng · GEORGE WASHINGTON UNIVERSITY · 2024 · $19,230 — Project summary/abstract The establishment of left-right (LR) asymmetry is a critical event required for the correct positioning of internal organs. Defects in human LR axis formation cause birth defects of the heart, vasculature, lungs, and intestinal tract. The gene network contributing to the gen…

Targeting hepatitis B virus cccDNA during HBV/HIV co-infection

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Alexander Ploss · PRINCETON UNIVERSITY · 2024 · $598,764 — Project summary Coinfection with HBV and HIV-1 is common, and HIV coinfection can exacerbate progression of viral hepatitis and accelerate liver disease progression. In fact, endstage liver diseases, including fiboris/cirrhosis and hepatocellular carcinoma, have become the most common causes of deat…

Regulation of Intracellular Signaling

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Miho Iijima · JOHNS HOPKINS UNIVERSITY · 2024 · $516,338 — Summary (30 lines) Our research program aims to understand how cells control intracellular signaling to respond and adapt to their environments. We will focus on three processes: Project 1 will examine the chemotactic migration of cells in extracellular chemical gradients, Project 2 will look at DNA…

Reimagining HIV Prevention: Unveiling Opportunities to Strengthen Sexual Reproductive Health Services and Promote HIV Prevention among Cisgender Black Women at risk for HIV in Maryland

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Brenice Duroseau · JOHNS HOPKINS UNIVERSITY · 2024 · $45,399 — PROJECT SUMMARY Cisgender Black women in the United States (US) shoulder a significant burden of HIV and sexually transmitted infections (STIs), with persistent disparities driven by stigma, implicit bias, and structural barriers. The disproportionate impact of HIV/STIs among Black women in the US u…

Organ system cross talk in ischemic heart disease

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Charles KF Chan · STANFORD UNIVERSITY · 2024 · $500,000 — PROJECT SUMMARY/ABSTRACT This proposal’s objective is to determine whether changing the signaling patterns between the skeletal stem cells (SSCs) and hematopoietic stem cells (HSCs) can treat atherosclerotic cardiovascular disease (ASCVD). Previous data from our lab suggests that aging SSCs can caus…

Enhancing endoplasmic reticulum stress in ovarian cancer

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

JUNG-MO AHN · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · 2024 · $283,533 — Project Summary/Abstract Ovarian cancer (OCa) is the deadliest of all gynecologic cancers in the United States. Despite initial response to chemotherapy, most OCa patients become resistant and progress to metastatic disease. Long-term prognosis of OCa is dismal, and new therapeutic strategies are de…

Chemical Biology Approaches for Studying Circadian Rhythms

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Michelle Elizabeth Farkas · UNIVERSITY OF MASSACHUSETTS AMHERST · 2024 · $382,707 — Project Summary/Abstract Circadian clocks are time-tracking systems that allow organisms to adapt to the time of day, and drive many cellular functions. Their alteration can lead to various diseases, including cancer, heart disease, and metabolic disorders. In this work, we propose development of a …

Ionizable Lipid Nanoparticles for Fetal Lung Targeting

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Rohan Palanki · UNIVERSITY OF PENNSYLVANIA · 2024 · $36,681 — PROJECT SUMMARY Congenital lung diseases, such as inherited surfactant protein syndromes, cystic fibrosis, and alpha-1 antitrypsin deficiency, are a significant source of pediatric morbidity and mortality. Treatment options for neonatal patients with lung disorders that present with respiratory fail…

Single-Particle Cryo-EM Characterization of AMPA Receptor Functional States

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Alexander Sobolevsky · COLUMBIA UNIVERSITY HEALTH SCIENCES · 2024 · $398,780 — PROJECT SUMMARY AMPA-subtype ionotropic glutamate receptors mediate fast signaling between neurons and contribute to high cognitive processes. Since AMPA receptors are also implicated in numerous neurological disorders, including Alzheimer’s disease, amyotrophic lateral sclerosis, epilepsy, and isch…

Spatial and temporal regulation of nutrient sensing

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Kuang Shen · UNIV OF MASSACHUSETTS MED SCH WORCESTER · 2024 · $418,750 — Project Summary / Abstract Cells need to sense the nutrient availability to adjust their survival strategy. In eukaryotic cells, the mechanistic Target of Rapamycin Complex 1 (mTORC1) is a key regulator of cell growth and proliferation. Upon activation in a nutrient-rich environment, mTORC1 trigger…

Function and regulation of epithelial glycosylation

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Jennifer J Kohler · UT SOUTHWESTERN MEDICAL CENTER · 2024 · $525,698 — Summary/abstract This research program focuses on uncovering the biological roles of glycoconjugates. Part of this effort is devoted to the development of chemical biology tools for glycoscience research. In the past, we have developed photocrosslinking sugar analogs that can be incorporated into ce…

Regulation of age-related bone loss by PKIgamma

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

EDWARD M. GREENFIELD · INDIANA UNIVERSITY INDIANAPOLIS · 2024 · $419,487 — ABSTRACT Age-related trabecular bone loss begins in young adulthood and leads to increased rates of osteoporosis and fractures in elderly men and women. It is fastest in vertebrae, where it is ~2-fold faster in women than in men, and then accelerates in post-menopausal women. Stimulation of cAMP/PKA…

Progression of DCIS to Invasive Breast Cancer through CCR2 Chemokine Signaling

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Nikki Cheng · UNIVERSITY OF KANSAS MEDICAL CENTER · 2024 · $345,567 — ABSTRACT About 50,000 cases of ductal carcinoma in situ (DCIS) are diagnosed in the US every year, making DCIS the most common type of non-invasive breast cancer diagnosed in women. Up to 20% of all patients will experience disease recurrence accompanied by invasive ductal carcinoma (IDC). Current c…

Investigating the conformational changes of the portal protein that drive DNA packaging in a dsDNA virus

NIH Pandemic-Era Grants · Pandemic Era Grants / 2024

Makayla Leroux · UNIVERSITY OF CONNECTICUT STORRS · 2024 · $46,476 — PROJECT SUMMARY Assembly of dsDNA viruses, including the tailed bacteriophages, herpesviruses, and adenoviruses, is a highly coordinated process involving a series of protein interactions that lead to the formation of an infectious virion. The central goal of this research is to achieve a detailed m…