163,464 results match your criteria: "University Of Michigan[Affiliation]"

Article Synopsis
  • This study aimed to explore how demographic factors and measurements of nonperfusion (NP) and neovascularization (NV) on ultra-widefield fluorescein angiography relate to intravitreal injections (IVIs) and panretinal photocoagulation (PRP) treatment in diabetic patients.
  • It included 363 diabetic patients treated at the University of Michigan, analyzing the effectiveness of these treatments based on retinal image data from 2009 to 2018 while excluding those with previous PRP treatment or poor image quality.
  • Results revealed that higher NP and NV areas were associated with increased IVIs and PRP treatments, and type 2 diabetes was linked to a greater risk of progression in diabetic retinopathy compared to type 1
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The Role of Cardiac Resynchronization Therapy in Heart Failure: A Narrative Review.

Health Sci Rep

January 2025

Department of Research and Education, Oli Health Magazine Organization Research and Education Kigali Rwanda.

Introduction: Structural and functional cardiac defects leading to inadequate tissue oxygenation is known as Heart failure (HF) which is characterized by extensive morbidity and mortality. Pathophysiology of HF involves systolic and diastolic dysfunction, neurohormonal dysregulation, and imbalance in inflammatory mediators which complicates treatment further. Cardiac resynchronization therapy (CRT) is an approach used for restoring ventricular synchrony and enhancing mechanical efficiency.

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Is 70% Achievable? Hospital-Level Variation in Rates of Cardiac Rehabilitation Use Among Medicare Beneficiaries.

JACC Adv

November 2024

Department of Medicine and Center for Health Services and Outcomes Research, Institute for Public Health and Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois, USA.

Background: Despite national goals to enroll 70% of cardiac rehabilitation (CR)-eligible patients, enrollment remains low.

Objectives: The purpose of this study was to evaluate how the treating hospital influences CR enrollment nationally.

Methods: We included Fee-for-Service Medicare beneficiaries aged ≥66 years who were hospitalized for acute myocardial infarction, coronary artery bypass grafting, percutaneous coronary intervention, or heart valve repair/replacement.

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Article Synopsis
  • Regular investigations into low back injuries (LBIs) in NCAA sports are essential for understanding their causes and improving prevention and rehabilitation efforts.
  • The study analyzed data from the NCAA Injury Surveillance Program over a 10-year period, identifying higher injury rates in women's gymnastics and men's tennis, with significant differences in injury rates between competition and practice events.
  • Findings revealed that chronic and recurrent LBIs were more common in women's sports, while overall LBI rates were comparable between men's and women's sports; injuries were generally linked to noncontact and overuse incidents.
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Background: Although preseason baseline testing is a commonly recommended part of the concussion management process, its "value-added" contribution to the diagnosis of acute concussion compared with normative reference values remains in question.

Purpose: This research aimed to evaluate the diagnostic benefits of baseline testing in acute concussion assessment compared with normative reference values and characterize the athletes who receive the most diagnostic utility from baseline testing.

Study Design: Cohort study (Diagnosis); Level of evidence, 2.

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Background: Primary healthcare has emerged as a powerful global concept, but little attention has been directed towards the pivotal role of the healthcare workforce and the diverse institutional setting in which they work. This study aims to bridge the gap between the primary healthcare policy and the ongoing healthcare workforce crisis debate by introducing a health system and governance approach to identify capacities that may help respond effectively to the HCWF crisis in health system contexts.

Methods: A qualitative comparative methodology was employed, and a rapid assessment of the primary healthcare workforce was conducted across nine countries: Denmark, Germany, Kazakhstan, Netherlands, Portugal, Romania, Serbia, Switzerland, and the United Kingdom/ England.

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Background: We sought consensus among practising respiratory physicians on the prediction, identification and monitoring of progression in patients with fibrosing interstitial lung disease (ILD) using a modified Delphi process.

Methods: Following a literature review, statements on the prediction, identification and monitoring of progression of ILD were developed by a panel of physicians with specialist expertise. Practising respiratory physicians were sent a survey asking them to indicate their level of agreement with these statements on a binary scale or 7-point Likert scale (- 3 to 3), or to select answers from a list.

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Boasting superior flexibility in beam manipulation and a simpler framework than traditional phased arrays, terahertz metasurface-based phased arrays show great promise for 5G-A/6G communication networks. Compared with the reflective reconfigurable intelligent surface (reflective RIS), the transmissive RIS (TRIS) offers more feasibility for transceiver multiplexing systems to meet the growing demand for high-performance beam tracking in terahertz communication and radar systems. However, the terahertz TRIS encounters greater challenges in phase shift, beam efficiency, and complex circuitry.

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Aim(s): This discursive article aims to examine how systemic factors (both) reproduce the structure of settler colonialism and influence health outcomes among Indigenous peoples in the United States through settler colonial determinants of Indigenous health (SCDoIH).

Design: Discursive paper.

Methods: This discursive paper demonstrates how settler colonialism and health relate to each other within a nursing context.

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Objectives: Little information exists on whether nationwide efforts to reduce antipsychotic use among nursing home (NH) residents with Alzheimer's disease and related dementias improved mortality and hospitalization outcomes for residents. Our objective was to examine the effect of NH decreases in antipsychotic use on outcomes for residents with Alzheimer's disease and related dementias.

Design: Observational nationwide study that emulated a series of cluster randomized trials.

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The root epidermis of Arabidopsis (Arabidopsis thaliana) consists of two distinct cell types: hair (H) cells and non-hair (N) cells, whose patterning is regulated by a network of genes. Among these, the WEREWOLF (WER) gene, encoding an R2R3 MYB transcription factor, acts as a master regulator by promoting the expression of key downstream genes, such as GLABRA2 and CAPRICE. However, the mechanisms controlling WER expression have remained largely unexplored.

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Examining Bi-directional links between distinct affect states and tobacco lapse during a cessation attempt.

Drug Alcohol Depend

December 2024

Center for Health Outcomes and Population Equity (HOPE), Huntsman Cancer Institute and the University of Utah, United States; Department of Population Health Sciences, University of Utah, United States.

Background: Theoretical models of addiction highlight the bi-directional links of certain distinct affect states and tobacco lapse, but to date, few studies have examined bi-directional associations, instead examining associations with global affect measures (e.g., negative affect versus feelings of guilt).

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Introduction: Timing of repair for infants with congenital diaphragmatic hernia (CDH) requiring extracorporeal life support (ECLS) remains controversial. Approaches include early repair on ECLS, late repair on ECLS, or repair after ECLS decannulation; all have potential risks and benefits. To mitigate risk and maximize benefit, our group developed an individualized hybrid model in 2016 in which approach is based on prenatal risk stratification.

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Melamine, its analogues, and aromatic amines (AAs) were commonly detected in a previous study of pregnant women in the Environmental influences on Child Health Outcomes (ECHO) Cohort. While these chemicals have identified toxicities, little is known about their influences on fetal development. We measured these chemicals in gestational urine samples in 3 ECHO cohort sites to assess associations with birth outcomes (n = 1,231).

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The vascular endothelium is vital for cardio-pulmonary homeostasis and, thus, plays a crucial role in preventing life-threatening lung diseases. The transcription factor GATA2 is essential for hematopoiesis and maintaining vascular integrity. Heterozygous mutations in GATA2 can lead to a primary immunodeficiency syndrome with pulmonary manifestations.

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Engineered as Oral Probiotics To Enhance Clearance of Blood Lactate.

ACS Synth Biol

December 2024

Department of Biomedical Engineering, University of Michigan, Ann Arbor, Michigan 48109, United States.

Elevated lactate concentrations are implicated in various acute and chronic diseases, such as sepsis and mitochondrial dysfunction, respectively. Conversely, ineffective lactate clearance is associated with poor clinical prognoses and high mortality in these diseases. While several groups have proposed using small molecule inhibitors and enzyme replacement to reduce circulating lactate, there are few practical and effective ways to manage this condition.

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Evolution takes multiple paths to evolvability when facing environmental change.

Proc Natl Acad Sci U S A

January 2025

Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, MI 48109.

Life at all scales is surprisingly effective at exploiting new opportunities, as demonstrated by the rapid emergence of antimicrobial resistance and novel pathogens. How populations acquire this level of evolvability and the various ways it aids survival are major open questions with direct implications for human health. Here, we use digital evolution to show that changing environments facilitate the simultaneous evolution of high mutation rates and a distribution of mutational effects skewed toward beneficial phenotypes.

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Introduction: Oral targeted therapies are a standard of care for men with advanced prostate cancer. However, these therapies are expensive, which may be a barrier to some, particularly the most economically disadvantaged. Through investment in programs to assist this population, savings generated from the 340B program have the potential to mitigate barriers to initiating treatment with targeted therapies in these men.

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mRNA decay pre-complex assembly drives timely cell-state transitions during differentiation.

Cell Rep

December 2024

Life Sciences Institute, University of Michigan, Ann Arbor, MI 48109, USA; Department of Cell and Developmental Biology, University of Michigan Medical School, Ann Arbor, MI 48109, USA; Division of Genetic Medicine, Department of Internal Medicine and Rogel Cancer Center, University of Michigan Medical School, Ann Arbor, MI 48109, USA. Electronic address:

Complexes that control mRNA stability and translation promote timely cell-state transitions during differentiation by ensuring appropriate expression patterns of key developmental regulators. The Drosophila RNA-binding protein brain tumor (Brat) promotes the degradation of target transcripts during the maternal-to-zygotic transition in syncytial embryos and uncommitted intermediate neural progenitors (immature INPs). We identify ubiquitin-specific protease 5 (Usp5) as a candidate Brat interactor essential for the degradation of Brat target mRNAs.

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Background: Epidemiological studies have been inconsistent regarding an association between proton pump inhibitor (PPI) use and risk of primary cardiovascular disease (CVD) events.

Methods: We studied 85,189 postmenopausal women (mean age 63 years at baseline) without known CVD at enrollment into the Women's Health Initiative Observational Study (1993-1998). PPI use was determined from medication inventories at baseline and Year-3.

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Associations between rural hospital closures and acute and post-acute care access and outcomes.

Health Serv Res

December 2024

Maxwell School of Citizenship and Public Affairs, Syracuse University, Syracuse, New York, USA.

Objective: To determine whether rural hospital closures affected hospital and post-acute care (PAC) use and outcomes.

Study Setting And Design: Using a staggered difference-in-differences design, we evaluated associations between 32 rural hospital closures and changes in county-level: (1) travel distances to and lengths of stay at hospitals; (2) functional limitations at and time from hospital discharge to start of PAC episode; (3) 30-day readmissions and mortality and hospitalizations for a fall-related injury; and (4) population-level hospitalization and death rates.

Data Sources And Analytic Sample: 100% Medicare claims and home health and skilled nursing facility clinical data to identify approximately 3 million discharges for older fee-for-service Medicare beneficiaries.

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Competition increases the magnitude of dishonest reporting even when controlling for reward uncertainty.

Sci Rep

December 2024

Rotterdam School of Management, Erasmus University, Burgemeester Oudlaan 50, 3062 PA, Rotterdam, The Netherlands.

Does competition increase cheating? This question has been investigated by both psychologists and economists in the past and received conflicting answers. Notably, prior experimental work compared how people behaved under competitive and non-competitive tasks that were associated with different levels of uncertainty about the reward that people would receive. We aim to experimentally disentangle the effect of competition from the effects of uncertain rewards.

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The brain selectively allocates energy to functional brain networks under cognitive control.

Sci Rep

December 2024

Centre of Precision Rehabilitation for Spinal Pain (CPR Spine), School of Sport, Exercise and Rehabilitation Sciences, University of Birmingham, Birmingham, UK.

Network energy has been conceptualized based on structural balance theory in the physics of complex networks. We utilized this framework to assess the energy of functional brain networks under cognitive control and to understand how energy is allocated across canonical functional networks during various cognitive control tasks. We extracted network energy from functional connectivity patterns of subjects who underwent fMRI scans during cognitive tasks involving working memory, inhibitory control, and cognitive flexibility, in addition to task-free scans.

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This retrospective study developed an automated algorithm for 3D segmentation of adipose tissue and paravertebral muscle on chest CT using artificial intelligence (AI) and assessed its feasibility. The study included patients from the Boston Lung Cancer Study (2000-2011). For adipose tissue quantification, 77 patients were included, while 245 were used for muscle quantification.

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ZAP is an antiviral protein that binds to and depletes viral RNA, which is often distinguished from vertebrate host RNA by its elevated CpG content. Two ZAP cofactors, TRIM25 and KHNYN, have activities that are poorly understood. Here, we show that functional interactions between ZAP, TRIM25 and KHNYN involve multiple domains of each protein, and that the ability of TRIM25 to multimerize via its RING domain augments ZAP activity and specificity.

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