1,674 results match your criteria: "Sherer; and Transitional Learning Center and University of Texas Medical Branch[Affiliation]"

Phytopathogenic fungi are a key challenge to maximizing crop yield and quality for a growing global population. In this review, we give an overview of representative compounds that inhibit complex III, also known as bc complex, covering quinone inside inhibitors, quinone outside inhibitors, and quinone inside and outside inhibitors via the stigmatellin binding mode. Novel solutions to the escalating problem of resistance are still required, therefore compounds with alternative scaffolds, alternative docking modes, different mechanisms of action and improved efficacy against complex III necessitate ongoing research.

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Lumbar puncture opening pressure (LPOP) exceeding 250mmHO is key in diagnosing idiopathic intracranial hypertension (IIH), per revised Friedman's criteria. Some patients do not meet LPOP criteria (with or without papilledema), despite having IIH-related symptoms and neuroimaging findings. This study aimed to investigate the radiological findings and clinical symptoms in patients suspected of having IIH without meeting the LPOP criteria.

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Virion Infectivity Factor (Vif) of the Human Immunodeficiency Virus type 1 (HIV-1) targets and degrades cellular APOBEC3 proteins, key regulators of intrinsic and innate antiretroviral immune responses, thereby facilitating HIV-1 infection. While Vif's role in degrading APOBEC3G is well-studied, Vif is also known to cause cell cycle arrest, but the detailed nature of Vif's effects on the cell cycle has yet to be delineated. In this study, we employed high-temporal single-cell live imaging and super-resolution microscopy to monitor individual cells during Vif-induced cell cycle arrest.

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HIV-1 transcript function is controlled in part by twinned transcriptional start site usage, where 5' capped RNAs beginning with a single guanosine (1G) are preferentially packaged into progeny virions as genomic RNA (gRNA) whereas those beginning with three sequential guanosines (3G) are retained in cells as mRNAs. In 3G transcripts, one of the additional guanosines base pairs with a cytosine located within a conserved 5' polyA element, resulting in formation of an extended 5' polyA structure as opposed to the hairpin structure formed in 1G RNAs. To understand how this remodeling influences overall transcript function, we applied in vitro biophysical studies with in-cell genome packaging and competitive translation assays to native and 5' polyA mutant transcripts generated with promoters that differentially produce 1G or 3G RNAs.

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A critical part of the hepatitis B virus (HBV) life cycle is the packaging of the pregenomic RNA (pgRNA) into nucleocapsids. While this process is known to involve several viral elements, much less is known about the identities and roles of host proteins in this process. To better understand the role of host proteins, we isolated pgRNA and characterized its protein interactome in cells expressing either packaging-competent or packaging-incompetent HBV genomes.

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Introduction: Gestational diabetes, as a disorder of carbohydrate metabolism, is considered one of the most common metabolic complications in pregnancy. The diagnosis of diabetes in pregnancy leads to changes in lifestyle, and the treatments employed can affect various aspects of pregnant women's lives, including their quality of life. The present study aimed to investigate the relationship between self-efficacy and the mediating effect of illness acceptance on the quality of life in pregnant women diagnosed with diabetes during pregnancy.

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Article Synopsis
  • - The integration of cellular techniques like Cell Painting and transcriptomics can enhance the selection process for agrochemical candidates, but challenges exist in connecting lab concentrations to real-world exposures.
  • - Physiologically based pharmacokinetic (PBPK) modeling offers a way to better translate lab results to actual biological effects, which is crucial for quantitative predictions.
  • - By testing different PBPK models, the study found that combining transcriptome-based points of departure (PODs) with PBPK modeling can provide a reliable estimation for predicting effects in rat liver, thereby aiding in the early discovery phase of agrochemical development.
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Background: Few clinical studies perform detailed analyses of subtypes of intracranial hemorrhage (ICH) after mechanical thrombectomy (MT) used to treat acute ischemic stroke. Symptomatic intracranial hemorrhage (sICH) is a formidable complication of MT and is widely used in clinical trials as a safety outcome. However, variable definitions of sICH are used across clinical studies.

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The predictive modeling of liquid chromatography methods can be an invaluable asset, potentially saving countless hours of labor while also reducing solvent consumption and waste. Tasks such as physicochemical screening and preliminary method screening systems where large amounts of chromatography data are collected from fast and routine operations are particularly well suited for both leveraging large datasets and benefiting from predictive models. Therefore, the generation of predictive models for retention time is an active area of development.

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During brain development, neural circuits undergo major activity-dependent restructuring. Circuit wiring mainly occurs through synaptic strengthening following the Hebbian "fire together, wire together" precept. However, select connections, essential for circuit development, are transient.

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The Clinician Scholars Program (CSP) was designed to expand the HIV care workforce by improving the clinical capacity of clinicians in underserved areas. This evaluation assessed program participants' long-term practice changes and system changes. The year-long program combined mentoring, training, and on-site clinical observation.

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Introduction: Detection of colorectal cancer (CRC) in the early stages through available screening tests increases the patient's survival chances. Multimodal screening policies can benefit patients by providing more diverse screening options and balancing the risks and benefits of screening tests. We investigate the cost-effectiveness of a wide variety of multimodal CRC screening policies.

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Studying Retroviral Life Cycles Using Visible Viruses and Live Cell Imaging.

Annu Rev Virol

September 2024

McArdle Laboratory for Cancer Research, Department of Oncology, and Institute for Molecular Virology, University of Wisconsin-Madison, Madison, Wisconsin, USA; email:

Article Synopsis
  • Viruses utilize host cell factors to navigate through their replication cycle, necessitating high-resolution methods to examine these interactions for better antiviral strategies.
  • The review focuses on advanced live cell imaging techniques, particularly those used to study retroviruses like HIV-1, and how visible viruses are engineered or indirectly tracked in experiments.
  • Challenges ahead include improving labeling methods, enhancing imaging resolution, and developing systems that can monitor entire viral replication cycles simultaneously.
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Purpose: The quality of radiotherapy auto-segmentation training data, primarily derived from clinician observers, is of utmost importance. However, the factors influencing the quality of clinician-derived segmentations are poorly understood; our study aims to quantify these factors.

Methods: Organ at risk (OAR) and tumor-related segmentations provided by radiation oncologists from the Contouring Collaborative for Consensus in Radiation Oncology data set were used.

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The floral microenvironment impacts gametophyte viability and plant-pollinator interactions. Plants employ mechanisms to modify floral temperature, including thermogenesis, absorption of solar radiation, and evaporative cooling. Whether floral thermoregulation impacts reproductive fitness, and how floral morphological variation mediates thermoregulatory capacity are poorly understood.

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Mood Tracker: A Randomized Controlled Trial of a Self-Monitoring Intervention for Emotional Distress After Traumatic Brain Injury.

J Head Trauma Rehabil

January 2025

Author Affiliations: Brain Injury Research Center TIRR Memorial Hermann, Houston, Texas (Drs Sherer, Juengst, and Sander and Mss Bogaards, Chua, and Tran); H. Ben Taub Department of Physical Medicine and Rehabilitation, Baylor College of Medicine, Houston, Texas (Drs Sherer and Sander); Department of Physical Medicine and Rehabilitation, McGovern Medical School, UT Health, Houston, Texas (Dr Juengst); and Department of Biostatistics and Data Science, University of Texas Health Science Center at Houston, School of Public Health, Houston, Texas (Dr Leon-Novelo and Ms Liu).

Article Synopsis
  • People with traumatic brain injury (TBI) often face emotional distress like anxiety and depression but might avoid mental health services due to various barriers.
  • A study tested whether a self-monitoring intervention using a smartphone app could help reduce emotional distress in TBI patients by having them track their feelings weekly for six weeks.
  • Results showed that the self-monitoring did not significantly lower emotional distress compared to the control group, highlighting the need for alternative interventions to support mental health in this population.
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Background And Objective: Patient safety and medical personnel self-efficacy are among the main factors involved in providing quality health services. Moreover, safety culture in an organization is considered one of the most critical factors regarding patients' safety. Therefore, the present study aimed to determine the effects of patient safety programs based on Situation, Background, Assessment, Recommendation (SBAR) and Failure Model Effects Analysis (FMEA) techniques on self-efficacy and patient safety culture in Iran Hospital of Shiraz in 2022-2023.

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BAG3 localizes to mitochondria in cardiac fibroblasts and regulates mitophagy.

Am J Physiol Heart Circ Physiol

May 2024

Department of Cell and Molecular Physiology, Loyola University Stritch School of Medicine, Maywood, Illinois, United States.

The co-chaperone Bcl2-associated athanogene 3 (BAG3) is a central node in protein quality control in the heart. In humans and animal models, decreased BAG3 expression is associated with cardiac dysfunction and dilated cardiomyopathy. Although previous studies focused on BAG3 in cardiomyocytes, cardiac fibroblasts are also critical drivers of pathologic remodeling.

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Background: Cumulative anticholinergic burden refers to the cumulative effect of multiple medications with anticholinergic properties. However, concomitant use of cholinesterase inhibitors (ChEIs) and anticholinergic burden can nullify the benefit of the treatment and worsen Alzheimer's disease (AD). A literature gap exists regarding the extent of the cumulative anticholinergic burden and associated risk factors in AD.

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Background: Rapid eye movement (REM) sleep behavior disorder (RBD) is an early feature of Parkinson's disease (PD) and dementia with Lewy bodies (DLB). Damaging coding variants in Glucocerebrosidase (GBA1) are a genetic risk factor for RBD. Recently, a population-specific non-coding risk variant (rs3115534) was found to be associated with PD risk and earlier onset in individuals of African ancestry.

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Sonographic findings of transient marked proximal bowel dilatation in a growth-restricted fetus at 35 weeks' gestation.

Radiol Case Rep

May 2024

The Division of Maternal Fetal Medicine, The Department of Obstetrics and Gynecology, and the Department of Radiology State University of New York (SUNY), Downstate Health Sciences University, Brooklyn, NY, USA.

Etiologies underlying the relatively infrequent third-trimester sonographic depiction of dilated fetal bowel include (functional or mechanical) bowel obstruction, intestinal atresia, volvulus, annular pancreas, intestinal malrotation, intussusception, gastrointestinal duplications, cystic fibrosis-associated meconium ileus, congenital chloride diarrhea, microvillus inclusion disease, intestinal neuronal dysplasia, and meconium plug syndrome. Fetal bowel obstruction may be associated with aneuploidy (mostly Trisomy 21 in association with esophageal or duodenal atresia), and rarely select microduplications or deletions. We present unusual sonographic findings associated with transient marked proximal fetal bowel dilatation in association with concurrent development of oligohydramnios, in a growth-restricted fetus at 35 weeks' gestation.

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Computational tools for quantifying actin filament numbers, lengths, and bundling.

Biol Open

March 2024

Department of Genetics, Cell Biology and Development, University of Minnesota, Minneapolis, MN 55455, USA.

The actin cytoskeleton is a dynamic filamentous network that assembles into specialized structures to enable cells to perform essential processes. Direct visualization of fluorescently-labeled cytoskeletal proteins has provided numerous insights into the dynamic processes that govern the assembly of actin-based structures. However, accurate analysis of these experiments is often complicated by the interdependent and kinetic natures of the reactions involved.

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Background: Emtricitabine (FTC) and tenofovir disoproxil fumarate (TDF) fixed-dose combination (FTC/TDF) is generally well-tolerated, although treatment-related adverse events have been reported.

Methods: We report two cases of persons using FTC/TDF PrEP who had acute neuralgia in a Chinese PrEP demonstration trial.

Results: Neurological symptoms subsided upon treatment discontinuation.

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Parkinson's disease and dementia with Lewy bodies are currently defined by their clinical features, with α-synuclein pathology as the gold standard to establish the definitive diagnosis. We propose that, given biomarker advances enabling accurate detection of pathological α-synuclein (ie, misfolded and aggregated) in CSF using the seed amplification assay, it is time to redefine Parkinson's disease and dementia with Lewy bodies as neuronal α-synuclein disease rather than as clinical syndromes. This major shift from a clinical to a biological definition of Parkinson's disease and dementia with Lewy bodies takes advantage of the availability of tools to assess the gold standard for diagnosis of neuronal α-synuclein (n-αsyn) in human beings during life.

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The purpose of this study was to translate the Sherer Self-Efficacy Scale into Persian and assess its psychometric properties among Iranian patients with cardiovascular diseases. This cross-sectional research design was done in 2019. The Persian version of the Self-Efficacy Scale was completed by 400 cardiovascular patients.

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