5,628,817 results match your criteria: "USA; Salem VA Medical Center[Affiliation]"

Closing the gap on vaccine uptake in developing countries: Is there a role for cash incentives?

Vaccine

January 2025

Independent, 367 Essex St, Weymouth, MA 02188, USA. Electronic address:

Vaccination saves lives, yet vaccine uptake remains insufficient particularly in developing countries. While various approaches have been used to improve vaccine uptake, this review focuses on the potential of cash incentives to address this issue in developing countries. We examine the role and criticism of cash incentives and offer suggestions for reducing health disparities through targeting.

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Purpose: Onco-hematological (OH) patients face significant cardiovascular risks due to malignancy and drug toxicity. Data are limited on the characteristics and outcomes of OH patients with cardiogenic shock (CS) in intensive care units (ICUs).

Methods: This multicenter retrospective study included 214 OH patients with CS across 22 ICUs (2010-2021).

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Maternal exposure to legacy PFAS compounds PFOA and PFOS is associated with disrupted cytokine homeostasis in neonates: The Upstate KIDS study (2008-2010).

Environ Int

January 2025

Environmental Health Sciences, College of Integrated Health Sciences, University at Albany, Rensselaer, NY, USA; Department of Epidemiology and Biostatistics, College of Integrated Health Sciences, University at Albany, State University of New York, Rensselaer, NY, USA. Electronic address:

There is growing concern that exposure to per/polyfluoroalkyl substances (PFAS), persistent chemicals used widely to make consumer products water- or grease-proof, may alter immune function, leading to reduced vaccine response or greater susceptibility to infections. We investigated associations between two legacy PFAS (PFOA and PFOS) and infant cytokine levels measured in newborn dried bloodspots (NDBS) from a large population-based birth cohort in Upstate New York, to determine whether exposure to legacy PFAS is associated with variability in cytokine profiles in newborns. We performed adjusted mixed effects regressions for each cytokine against PFOS and PFOA followed by exploratory factor analysis (EFA) on specific cytokine subsets selected via the prior regressions.

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Exposure to residential air pollution and the development of functional connectivity of brain networks throughout adolescence.

Environ Int

January 2025

ISGlobal, Barcelona, Spain; Universitat Pompeu Fabra, Barcelona, Spain; Department of Child and Adolescent Psychiatry/Psychology, Erasmus University Medical Centre, Rotterdam, the Netherlands; Spanish Consortium for Research on Epidemiology and Public Health (CIBERESP), Instituto de Salud Carlos III, Madrid, Spain; ICREA, Barcelona, Spain. Electronic address:

Background: A few studies linked air pollution to differences in functional connectivity of resting-state brain networks in children, but how air pollution exposure affects the development of brain networks remains poorly understood. Therefore, we studied the association of air pollution exposure from birth to 3 years and one year before the first imaging assessment with the development of functional connectivity across adolescence.

Methods: We utilized data from 3,626 children of the Generation R Study (The Netherlands).

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Association of anti-phosphatidylserine/prothrombin antibodies with adverse in vitro fertilization outcomes.

J Reprod Immunol

January 2025

Reproductive and Genetic Center, The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui 230026, China. Electronic address:

Anti-phosphatidylserine/prothrombin antibodies (aPS/PT) are classified as non-criteria antiphospholipid antibodies (aPL), and are strongly associated with thrombosis and pregnancy complications linked to antiphospholipid syndrome (APS). This study aimed to investigate whether aPS/PT positivity is associated with adverse outcomes in vitro fertilization (IVF). The study included infertile women who tested positive aPS/PT and underwent IVF cycles, as well as infertile controls with pure tubal etiology.

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Background: The long-term stability of allograft or native bone in facial vascularized composite allograft (fVCA) recipients is unclear. This study quantified long-term bone volume changes in facial transplants.

Methods: Computed tomography scans of eight fVCA recipients (2011-2023) were analyzed with Materialise Mimics.

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Ultrasensitive electrochemical detection of gallic acid in beverages based on nitrogen-doped multi-walled carbon nanotube networks embellished with cobalt 2-methylimidazole nanoparticles.

Food Chem

January 2025

Materials Research Institute and Department of Ecosystem Science and Management, 204 Energy and the Environment Laboratory, The Pennsylvania State University, University Park, PA 16802, USA. Electronic address:

This work presents a convenient and easy-to-operate method for synthesizing the functionally integrated nanocomposite of nitrogen-doped multi walled carbon nanotube networks (N-CNTs) and cobalt 2-methylimidazole (ZIF-67) nanoparticles. The N-CNTs@ZIF-67 nanocomposite was utilized to design a novel electrochemical sensing platform for detecting gallic acid (GA). The N-CNTs@ZIF-67 modified glass carbon electrode (GCE) demonstrated high sensitivity for GA electrochemical detection (LOD: 10.

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The interplay between chromatin remodeling and DNA double-strand break repair: Implications for cancer biology and therapeutics.

DNA Repair (Amst)

January 2025

Department of Molecular Pharmacology and Experimental Therapeutics, Mayo Clinic, Rochester, MN 55905, USA. Electronic address:

Proper chromatin remodeling is crucial for many cellular physiological processes, including the repair of DNA double-strand break (DSB). While the mechanism of DSB repair is well understood, the connection between chromatin remodeling and DSB repair remains incompletely elucidated. In this review, we aim to highlight recent studies demonstrating the close relationship between chromatin remodeling and DSB repair.

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Early insights of dengue virus serotype 3 (DENV-3) re-emergence in São Paulo, Brazil.

J Clin Virol

January 2025

Departmento de Doenças Dermatológicas, Infecciosas e Parasitárias, Faculdade de Medicina de São José do Rio Preto, São José do Rio Preto, São Paulo, Brazil; Department of Pathology, University of Texas Medical Branch, Galveston, TX, USA. Electronic address:

Background: In dengue hyperendemic regions, the evolution of the virus is marked by frequent virus introduction/reintroduction and clade replacement events, occasionally linked to an epidemic outbreak. From 2023 onwards, an increase in the detection of DENV-3 cases has been reported in different regions of Brazil. Thus, molecular and genomic surveillance of circulating DENV strains is crucial for public health preparedness and response efforts for the disease.

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Objective: We report updated results with longer follow-up in patients with MSI-H/dMMR endometrial cancer (EC) in cohort D (advanced EC of any MSI/dMMR status) and cohort K (any MSI-H/dMMR advanced solid tumor, except colorectal) of the phase 2 KEYNOTE-158 study (NCT02628067) and the first results from patients with non-MSI-H/non-dMMR advanced EC (cohort D).

Methods: Patients received pembrolizumab 200 mg Q3W for ≥35 cycles. The primary endpoint was objective response rate (ORR) per RECIST v1.

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ED observation unit-based delayed comfort care pathway for ED patients on life support.

Am J Emerg Med

January 2025

Departments of Emergency Medicine and Critical Care Medicine, Stanford Health Care, 900 Welch Road, Palo Alto, CA 94304, USA.

Background: Critically ill ED patients on life support may undergo transition to comfort care as decided by the surrogate decision maker. When several hours are needed for loved ones to arrive and say farewell before initiating comfort care ("delayed comfort care"), these patients require prolonged ED stays or costly intensive care unit (ICU) admissions.

Methods: A novel ED observation unit (EDOU)-based delayed comfort care pathway for ED patients on invasive mechanical ventilation and/or vasopressors was created in 2013 at Stanford Hospital.

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Objective: Stage-based models of change posit stage specific factors to promote motivation and intention formation for those not ready to change and volitional action strategies for others. The impact of two interventions on energy restriction and weight change among adults with prediabetes (n = 190) was examined by baseline stage.

Methods: Stage classification included: Pre-intenders had no intention to change; Intenders set an intention but were not acting; and Actors reported eating a low-fat diet at baseline.

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Comparing the Robustness of Intensity-modulated Proton Therapy and Proton-arc Therapy Against Interplay Effects of 4D Robust-optimised Plans for Lung Stereotactic Body Radiotherapy.

Clin Oncol (R Coll Radiol)

January 2025

Department of Radiation Oncology, Cancer Center, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, China; Department of Radiotherapy Physics & Technology, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, China.

Aims: To assess the robustness of 4D-optimised IMPT and PAT plans against interplay effects in non-small cell lung cancer (NSCLC) patients with respiratory motion over 10 mm, and to provide insights into the use of proton-based stereotactic body radiotherapy (SBRT) for lung cancer with significant tumour movement.

Materials And Methods: Fourteen patients with early-stage NSCLC and tumour motion >10 mm were selected. Three hypofraction regimens were generated using 4D robust optimisation with the IMPT and PAT techniques.

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Adaptive approach to diagnosis of amebic liver abscess in non-endemic areas.

Diagn Microbiol Infect Dis

January 2025

Division of Infectious Diseases, Naval Medical Center San Diego, 34800 Bob Wilson Drive, San Diego, CA, 92134, USA; Department of Medicine, Uniformed Services University, 4301 Jones Bridge Road, Bethesda, MD 20814, USA.

Entamoeba histolytica infections range from asymptomatic intestinal amebiasis to more severe syndromes like invasive colitis or hepatic abscess. While diagnostic tests available for assessing these infections have evolved, the optimal use of newer diagnostics like enteric multiplex Polymerase Chain Reaction (PCR) panels has not been fully established. Here we describe the case of a 34-year-old male with an amebic liver abscess (ALA) that was diagnosed via multiplex Gastrointestinal (GI) PCR panel on formed stool and subsequently confirmed by testing liver abscess fluid (off-label) on the same multiplex GI PCR panel leading to rapid diagnosis and targeted treatment modification with excellent outcome.

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Objectives: To understand place-based drivers of racial disparities in stroke mortality in the United States by investigating the relationship between county-level measures of structural racism and racial disparities in stroke mortality.

Methods: We constructed an additive structural racism score from census-based indicators of racial disproportionality (income, poverty, unemployment, home ownership, education, health insurance) and residential segregation (evenness, isolation), as well as county-level jail incarceration data from the Vera Institute of Justice. We utilized age-standardized, spatially smoothed stroke death rates in 2021 for Black and White adults aged 35-64 years in the United States.

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In this paper, we apply a measurement science perspective to explore both the epidemiologic and psychometric frameworks for the conceptualization, operationalization and assessment of self-reported adverse childhood experiences (srACEs). The epidemiologic paradigm suggests that srACEs are 'exposures', while the psychometric paradigm views responses on srACEs instrumentation as 'indicators'. It is the central premise of this paper that srACEs cannot be both exposures and indicators of scales.

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Dynamic spectrum-driven hierarchical learning network for polyp segmentation.

Med Image Anal

January 2025

Department of Computer and Data Science and Department of Biomedical Engineering, Case Western Reserve University, Cleveland, USA.

Accurate automatic polyp segmentation in colonoscopy is crucial for the prompt prevention of colorectal cancer. However, the heterogeneous nature of polyps and differences in lighting and visibility conditions present significant challenges in achieving reliable and consistent segmentation across different cases. Therefore, this study proposes a novel dynamic spectrum-driven hierarchical learning model (DSHNet), the first to specifically leverage image frequency domain information to explore region-level salience differences among and within polyps for precise segmentation.

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The ever-increasing microplastics (MPs) and antibiotic-resistance genes (ARGs) in aquatic ecosystems has become a serious global challenging issue. However, the impact of different pollution sources on microbiome and antibiotic resistome in surface water (SW) and plastisphere (PS) remains largely elusive. Here, shotgun metagenomics was used to analyze microbiome structure and antibiotic resistome in SW and PS under the influence of different pollution sources.

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The expression of chromosome 19 miRNA cluster members during insulin sensitivity changes in pregnancy.

Placenta

January 2025

Mother Infant Research Institute, Tufts Medicine, Boston, MA, USA; Dept Obstetrics & Gynecology, Tufts University, Boston, MA, USA. Electronic address:

Hypothesis: Declines in insulin sensitivity during pregnancy important for fetal growth are associated with impairments in skeletal muscle post-receptor insulin signaling. The primary initiator of these changes is unknown but believed to originate in the placenta. We hypothesize that placental miRNAs are associated with maternal sensitivity changes and impact insulin-sensitive mechanisms in target tissues in vitro.

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New treatments for adult T-cell leukemia/lymphoma.

Leuk Res

January 2025

Lymphoma Service, Division of Hematologic Malignancies, Department of Medicine, Memorial Sloan Kettering Cancer Center, 530 E 74th St., New York, NY 10021, USA; Department of Medicine, Weill Cornell Medical College, 1300 York Ave, New York, NY 10065, USA. Electronic address:

Adult T cell leukemia lymphoma (ATL) is a mature T cell neoplasm caused by human T-cell lymphotropic virus type 1 (HTLV-1). ATL is endemic in specific geographic regions of the world closely related to areas with high prevalence of HLTV-1 infection, including Southwestern Japan, the Caribbean Basin, Central Africa, South America, Northern and Central Australia. HLTV-1 is primarily transmitted through breastmilk in asymptomatic carriers with a long latency period before transformation into ATL in 3 - 5 % of carriers after acquisition of multiple leukemogenic mutations.

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Background: Private equity (PE) ownership in the healthcare sector has increased, raising concerns about its impact on care quality and patient outcomes. In the U.S.

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Polyelectrolyte nanofiltration membranes for base separation and recovery.

Water Res

January 2025

Department of Chemical and Biomolecular Engineering, Vanderbilt University, Nashville, TN 37205, USA; Department of Civil and Environmental Engineering, Vanderbilt University, Nashville, TN 37205, USA. Electronic address:

Nanofiltration (NF) membranes have the potential to significantly advance resource recovery efforts where monovalent/divalent ion separation is critical, but their utilization is limited by inadequate stability under extreme conditions. "Base separation"-i.e.

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Dry wells are neighborhood-scale stormwater infiltration systems increasingly used in drought-prone areas for stormwater capture and groundwater recharge. These systems bypass the low permeability surface soil to maximize infiltration rates. However, hydrophilic contaminants of emerging concern (CECs) in urban runoff pose potential groundwater contamination risks.

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Mineral scaling and scaling-induced wetting are critical issues in membrane distillation (MD) during treatment of saline wastewaters. Gypsum scaling and scaling-induced wetting in MD were successfully regulated by heterogeneous crystallization with in-line granular filtration in this study. Stable water recovery increased from 32.

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