5,632,636 results match your criteria: "USA; University of California at San Francisco[Affiliation]"

Synergistically Enhanced Co-Adsorption of Reactant and Hydroxyl on Platinum-Modified Copper Oxide for High-Performance HMF Oxidation.

Adv Mater

January 2025

Department of Chemical and Biochemical Engineering, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen, Fujian, 361005, P. R. China.

Electrochemical oxidation of biomass-derived 5-hydroxymethylfurfural (HMF) provides an environmentally friendly route for producing the sustainable polymer monomer 2,5-furandicarboxylic acid (FDCA). Thus, precisely adjusting the synergistic adsorption among key reactive species, such as HMF and OH, on the carefully designed catalyst surface is essential for achieving satisfactory catalytic performance for HMF oxidation to FDCA as it is closely related to the adsorption strength and configuration of the reaction substrates. This kind of regulation will ultimately facilitate the improvement of HMF oxidation performance.

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The guidance cue netrin-1 promotes both growth cone attraction and growth cone repulsion. How netrin-1 elicits diverse axonal responses, beyond engaging the netrin receptor DCC and UNC5 family members, remains elusive. Here, we demonstrate that murine netrin-1 induces biphasic axonal responses in cortical neurons: Attraction at lower concentrations and repulsion at higher concentrations using both a microfluidic-based netrin-1 gradient and bath application of netrin-1.

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Aripiprazole 2-month ready-to-use (Ari 2MRTU) is a long-acting injectable antipsychotic that was approved for use in Europe in March 2024, for the maintenance treatment of schizophrenia in adult patients stabilized with aripiprazole; it is administered via gluteal intramuscular injection once every two months. This review examines population pharmacokinetic model-based simulations relevant to the use of Ari 2MRTU in Europe, accompanied by expert commentary that contextualizes the simulations and highlights the potential implications of the availability of Ari 2MRTU for patients, caregivers, and clinicians. Various simulations conducted across 8 weeks (representing the first dosing interval), or 32 weeks (representing maintenance dosing) demonstrated an aripiprazole exposure profile for Ari 2MRTU that was similar to aripiprazole once-monthly (AOM), but with an extended dosing interval.

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Background: Technological advancements in artificial intelligence (AI) are redefining cardiac imaging by providing advanced tools for analyzing complex health data. AI is increasingly applied across various imaging modalities, including echocardiography, magnetic resonance imaging (MRI), computed tomography (CT), and nuclear imaging, to enhance diagnostic workflows and improve patient outcomes.

Hypothesis: Integrating AI into cardiac imaging enhances image quality, accelerates processing times, and improves diagnostic accuracy, enabling timely and personalized interventions that lead to better health outcomes.

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Objectives: Candida glabrata is the second most common species responsible for invasive candidiasis, including candidaemia. Echinocandins are typically the first-line therapy for C. glabrata candidaemia, with the option to transition to oral fluconazole.

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In this study, we present the growth of large (millimeter- and centimeter-scale) crystals of RbSnBr double perovskite a hydrothermal process. The crystals and powders were successfully synthesized, yielding light-yellow products, and subjected to comprehensive characterization using powder and single crystal X-ray diffraction (XRD), energy-dispersive spectroscopy (EDS) point analysis, and UV-Vis diffuse reflectance spectroscopy. Previously, methods such as solution growth, evaporation, and gel techniques have been employed to synthesize RbSnBr.

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Role of the Veterans Health Administration's LGBTQ+ Veteran Care Coordinators in Facilitating Care for Transgender and Gender-Diverse Veterans.

Perm J

January 2025

Center for Health Information and Communication, U.S. Department of Veterans Affairs, Veterans Health Administration, Health Systems Research, Roudebush VA Medical Center, Indianapolis, IN, USA.

Introduction: Transgender and gender-diverse (TGD) individuals frequently encounter discrimination in health care settings. The Veterans Health Administration (VA) is committed to addressing the health disparities experienced by TGD veterans. The purpose of this study was to explore the experiences of TGD veterans with LGBTQ+ veteran care coordinators.

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The synergistic optical, electronic, and chemical properties of metal nanoparticles present in close proximity have potential applications in energy, medicine, and sustainability. Fundamental studies and application development based on spontaneous self-assembly of one-dimensional (1D) chains of metal nanoparticles without external organization agencies have been pursued for over four decades. The spontaneous formation of 1D chains in a solution of stabilized spherical nanoparticles may be driven by the emergence of local anisotropy due to dipolar interaction, representing a trapped non-equilibrium state.

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Race and Ethnicity, Neighborhood Social Deprivation and Medicare Home Health Agency Quality for Persons Living With Serious Illness.

Am J Hosp Palliat Care

January 2025

HIGN, New York University Rory Meyers College of Nursing, and Division of Geriatric Medicine and Palliative Care, New York University Grossman School of Medicine, New York, NY, USA.

Objective: Examine the relationship between race and ethnicity and area-level social deprivation and Medicare home health care (HHC) agency quality for seriously ill older adults receiving HHC.

Methods: A linear probability fixed effects model analyzed the association between patient-level predictors and HHC agency quality (star-rating), controlling for neighborhood level fixed effects. Linear mixed regression modeled the relationship between area-level social deprivation and receiving care from a high-quality HHC agency.

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(Pro)renin receptor (PRR) contains overlapping cleavage site for site-1 protease (S1P) and furin for generation of soluble PRR (sPRR). Although S1P-mediated cleavage mediates the release of sPRR, the functional implication of furin-mediated cleavage is unclear. Here we tested whether furin-mediated cleavage was required for the activity of sPRR in activating ENaC in cultured M-1 cells.

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Quantum dots (QDs) are promising materials for optoelectronic applications, but their widespread adoption requires controllable, selective, and scalable deposition methods. While traditional methods like spin coating and drop casting are suitable for small-scale deposition onto flat substrates, and ink-jet printing offers precision for small areas, these methods struggle with conformal deposition onto non-planar, large area substrates or selective deposition onto large area chips. Electrophoretic deposition (EPD) is an efficient and versatile technique capable of achieving conformal and selective area deposition over large areas, but its application to QD films has been limited.

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Extracellular vesicles (EVs) are secreted by almost all cell types and contain DNA, RNA, proteins, lipids and other metabolites. EVs were initially believed to be cellular waste but now recognized for their role in cell-to-cell communication. Later, EVs from immune cells were discovered to function similarly to their parent cells, paving the way for their use as gene and drug carriers.

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Integrating Machine Learning and Pharmacophore Features for Enhanced Prediction of H1 Receptor Blockers.

Med Chem

January 2025

Dr. Panjwani Center for Molecular Medicine and Drug Research, International Center for Chemical and Biological Sciences, University of Karachi, Karachi 75270, Pakistan.

Introduction: Histamine Type I Receptor Antagonists (H1 blockers) are widely used to mitigate histamine-induced inflammation, particularly in allergic reactions. Histamine, a biogenic amine found in endothelial cells, vascular smooth muscle, bronchial smooth muscle, and the hypothalamus, is a key player in these responses. H1 blockers are essential in cough syrups and flu medications and are divided into two generations: first-generation H1 blockers, which are sedating and have numerous side effects, and second-generation blockers, which are non-sedating and generally less toxic but may still exhibit cross-reactivity with other receptors.

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The investigation of naturally derived anticancer drugs has gained prominence in cancer therapy research. Within a broad context, this review seeks to elucidate the molecular foundations and diverse mechanisms underlying these compounds to understand their pivotal role in advancing effective interventions. Additionally by employing a systematic approach, this study examined the interplay between cellular components, signaling pathways, and genetic factors, providing valuable insights into the regulatory networks governing the efficacy of these drugs.

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Objective: To systematically review the literature for articles evaluating outcomes of drug-induced sleep endoscopy (DISE) directed tongue surgery in children with prior adenotonsillectomy and persistent or recurrent obstructive sleep apnea (OSA), and to perform a meta-analysis on the polysomnographic (PSG) data.

Design: Systematic review and metanalysis in accordance with the Preferred Reporting Items for Systematic Review and Meta-Analysis (PRISMA) statement guidelines.

Outcome Measures: Primary, post-operative apnea-hypopnea index (AHI) and lowest oxygen saturation (LSAT); Secondary, surgical response rate.

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Aim: To describe the self-reported mental health of nurses from 35 countries who worked during the COVID-19 pandemic.

Background: There is little occupationally specific data about nurses' mental health worldwide. Studies have documented the impact on nurses' mental health of the COVID-19 pandemic, but few have baseline referents.

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Structural and evolutionary insights into the functioning of glycoprotein hormones and their receptors.

Andrology

January 2025

Department of Biochemistry and Molecular Biophysics, Columbia University, New York, New York, USA.

The neuroendocrine system that comprises the glycoprotein hormones (GpHs) and their receptors is essential for reproduction and metabolism. Each GpH hormone is an αβ heterodimer of cystine-knot proteins and its cognate receptor is a G-protein coupled receptor (GPCR) distinguished by a large leucine-rich-repeat (LRR) extracellular domain that binds the hormone and a class A GPCR transmembrane domain that signals through an associating heterotrimeric G protein. Hence, the receptors are called LRR-containing GPCRs-LGRs.

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Objectives: Bimodal cochlear implant (CI) users vary in speech recognition outcomes. This variability may be influenced partly by the CI and contralateral hearing aid (HA) programming procedures, which can result in mismatches in latency and frequency. We assessed the performance of bimodal listeners when latency mismatches were corrected and analyzed how frequency mismatches influenced outcomes.

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Targeting CRM1 for Progeria Syndrome Therapy.

Aging Cell

January 2025

Departamento de Genética y Biología Molecular, Centro de Investigación y de Estudios Avanzados, Ciudad de México, Mexico.

Hutchinson-Gilford progeria syndrome (HGPS) is a premature aging disease caused by progerin, a mutant variant of lamin A. Progerin anchors aberrantly to the nuclear envelope disrupting a plethora of cellular processes, which in turn elicits senescence. We previously showed that the chromosomal region maintenance 1 (CRM1)-driven nuclear export pathway is abnormally enhanced in patient-derived fibroblasts, due to overexpression of CRM1.

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Background: Reliable and specific biomarkers that can distinguish autism spectrum disorders (ASDs) from commonly co-occurring attention-deficit/hyperactivity disorder (ADHD) are lacking, causing misses and delays in diagnosis, and reducing access to interventions and quality of life.

Aims: To examine whether an innovative, brief (1-min), videogame method called Computerised Assessment of Motor Imitation (CAMI), can identify ASD-specific imitation differences compared with neurotypical children and children with ADHD.

Method: This cross-sectional study used CAMI alongside standardised parent-report (Social Responsiveness Scale, Second Edition) and observational measures of autism (Autism Diagnostic Observation Schedule-Second Edition; ADOS-2), ADHD (Conners) and motor ability (Physical and Neurological Examination for Soft Signs).

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Objectives: To describe patient positioning maneuvers that optimize visualization of the oropharynx during flexible endoscopy.

Methods: An institutional database of videos obtained from 2021 to 2023 during flexible endoscopy of patients with oropharyngeal carcinoma (OPC) was reviewed. Patients seen outside the specialty head and neck clinic, those with tonsillar primary tumors, and those only with videos of fiberoptic swallowing evaluations were excluded.

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Background And Purpose: In the late 1990s, the Nordic countries, with Norway at the top, were among the countries with the highest prostate cancer mortality in the world. We present updated mortality rates from the Nordic countries and discuss possible interpretations of changes in trends.

Material And Methods: Age-standardized rates for prostate-specific mortality in 1985-2022, estimated lifetime risk of death (0-84 years) and annual changes in mortality were obtained from the NORDCAN database.

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Aims: Early identification and management of worsening heart failure (HF) is necessary to prevent disease progression and hospitalizations. The ALLEVIATE-HF (Algorithm Using LINQ Sensors for Evaluation and Treatment of Heart Failure) trial is a prospective, randomized, controlled, double-blind, multicentre trial that aims to assess the safety and efficacy of using the Reveal LINQ™ insertable cardiac monitor (ICM) in patients with HF to continuously monitor and evaluate HF risk status and guide timely interventions.

Methods: The ICM algorithm uses parameters derived from electrocardiogram (atrial fibrillation [AF], ventricular rate during AF, heart rate variability, and night heart rate), three-axis accelerometer (patient activity duration), and subcutaneous bioimpedance (fluid volume, respiration rate).

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Solventless Dual-Cure Liquid Resins Via Circular Use of Phthalic Anhydride for Recyclable Composite Applications.

Macromol Rapid Commun

January 2025

Department of Materials Science and Engineering, University of Utah, Salt Lake City, Utah, 84112, USA.

Fiber-reinforced composites (FRCs) possess a remarkable strength-to-weight ratio, making them ideal light-weighing alternative materials of metals used in automotive, aerospace, and outdoor equipment applications, but their recycling is challenging. Chemically recyclable thermoset polymers can enable fiber recovery and reuse; however, challenges remain in the separation and purification of depolymerized small molecules for efficient polymer recycling. To this end, a series of liquid resins for chemically recyclable polymer networks is designed based on phthalic anhydride, a widely produced and inexpensive chemical.

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Retrobulbar Infiltrative Lipoma in a Dog.

Vet Ophthalmol

January 2025

Department of Veterinary Clinical Sciences, School of Veterinary Medicine, Louisiana State University, Baton Rouge, Louisiana, USA.

A 6-year-old castrated male mixed breed dog presented to the "Louisiana State University Veterinary Teaching Hospital &-anonymized for review" ophthalmology service with marked exophthalmos and lagophthalmos of the left eye and soft tissue swelling medial to the zygomatic arch. A computed tomography (CT) scan was performed, and it revealed a well-marginated, lobulated, homogenously fat density involving the retrobulbar space. Preliminary results of a fine-needle aspirate (FNA) and biopsy were not conclusive, and a modified transfrontal orbitotomy was performed to remove the mass.

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