31,943 results match your criteria: "AMC; Kaiser Permanente Washington Health Research Institute[Affiliation]"

Neutrophils are vital for immunity against Mycobacterium tuberculosis (Mtb), the causative agent of tuberculosis (TB), yet their heterogeneous nature suggests a complex role in TB pathogenesis. Here, we identify two distinct neutrophil populations based on CD101 expression, highlighting their divergent roles in TB. CD101-negative (CD101) neutrophils, which resemble immature, pro-inflammatory granulocytes, exhibit reduced Mtb phagocytosis compared to their mature, CD101-positive (CD101) counterparts.

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Background: Extracorporeal membrane oxygenation (ECMO) is the only treatment option that can stabilize patients with congenital diaphragmatic hernia (CDH) with severe pulmonary hypertension. This study assessed the effects of a multidisciplinary ECMO team approach (META) as part of a quality improvement initiative aimed at enhancing the survival rates of neonates with CDH.

Methods: The medical records of infants with CDH treated at a tertiary center were retrospectively reviewed.

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Cerebrovascular events (CVEs) are serious late adverse events among childhood cancer survivors. We estimated the incidence and risk factors of symptomatic CVEs and described the clinical characteristics among childhood cancer survivors after upper body radiotherapy. The Dutch Childhood Cancer Survivor Study LATER cohort study includes 5-year childhood cancer survivors diagnosed View Article and Find Full Text PDF

Freezing of gait (FOG) is a disabling yet poorly understood paroxysmal gait disorder affecting the vast majority of patients with Parkinson's disease (PD) as they reach advanced stages of the disorder. Falling is one of the most disabling consequences of a FOG episode; it often results in injury and a future fear of falling, leading to diminished social engagement, a reduction in general fitness, loss of independence, and degradation of overall quality of life. Currently, there is no robust or reliable treatment against FOG in PD.

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This paper discusses the diagnostic models of tool wear during face milling of Aluminum Matrix Composite (AMC), classified as a difficult-to-cut material. Prediction and classification models were considered. The models were based on one-dimensional simple regression or on multidimensional regression trees, random forest, nearest neighbor and multilayer perceptron neural networks.

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Strategies to Address Racial and Ethnic Disparities in Health and Health Care for Chronic Conditions : An Evidence Map of Research From 2017 to 2024.

Ann Intern Med

January 2025

Division of Health Policy & Management, School of Public Health, University of Minnesota, Minneapolis, Minnesota (T.L., H.I.A., K.B., R.P., K.C., A.M.C., J.D., S.W.G., L.H., R.J., M.N., M.B.).

Background: Racial and ethnic disparities in health and health care persist in the United States, adversely affecting outcomes in prevention and treatment of chronic conditions among adults.

Purpose: To map interventions aimed at reducing racial and ethnic disparities and improving health outcomes in the prevention and treatment of chronic conditions in adults.

Data Sources: Searches of MEDLINE, CINAHL, and Scopus from January 2017 to April 2024, supplemented with gray literature.

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Background And Aims: Previous literature suggests that faecal calprotectin (FC) discriminates Crohn's disease perianal fistulas from cryptoglandular fistulas, irrespective of luminal disease. This study aims to prospectively validate this and analyse if increased local fistula calprotectin levels are associated with fistula characteristics.

Methods: In this prospective study, all consecutive patients with an active perianal fistula undergoing examination under anaesthesia were included.

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Importance: Efficient care processes are crucial to minimize treatment delays and improve outcome after endovascular thrombectomy (EVT) in patients with ischemic stroke. A potential means to improve care processes is performance feedback.

Objective: To evaluate the effect of performance feedback to hospitals on treatment times for EVT.

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Recent studies report excellent local control (LC) and favorable toxicities of stereotactic ablative radiotherapy (SABR) for pulmonary metastasis (PM) from sarcoma. This study compared the LC and survival of SABR and metastasectomy for sarcoma PM. We analyzed the LC rates of 54 PMs treated with SABR between 2008 and 2022.

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Improved recombinant expression of soluble cathepsin B and L in Escherichia coli.

Appl Microbiol Biotechnol

December 2024

Institute of Biochemistry, Department of Biotechnology and Enzyme Catalysis, University of Greifswald, Greifswald, Germany.

Cysteine cathepsins such as cathepsin B and L play an important role in numerous diseases like acute pancreatitis or SARS-CoV-2 and therefore have high potential for the development of new therapeutics. To be able to screen for potent and selective inhibitors sufficient amounts of protein are required. Here, we present an easy and efficient protocol for the recombinant expression of soluble and active murine cathepsin B and L.

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Background: Methyl-CpG-binding domain 2 (MBD2) attaches to methylated DNA, which mediates methylated gene transcription, leading to gene silencing and affecting tumor progression. The molecular mechanisms of MBD2 in head and neck squamous cell carcinoma (HNSCC) remain insufficiently characterized.

Aims: This study sought to assess the clinical relevance of MBD2 expression in HNSCC, with a particular focus on elucidating its functional role in tumor progression and its regulatory influence on p21 expression and cellular proliferation.

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Economic analysis of hyperbaric oxygen therapy for the treatment of ischaemic diabetic foot ulcers.

Diving Hyperb Med

December 2024

Department of Surgery, Amsterdam UMC, Location AMC, Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands.

Introduction: The aim was to determine the cost-effectiveness and cost-utility of additional hyperbaric oxygen therapy (HBOT) compared to standard care (SC) for ischaemic diabetic foot ulcers (DFUs) regarding limb salvage and health status.

Methods: An economic analysis was conducted, comprising cost-effectiveness and cost-utility analyses, with a 12-month time horizon, using data from the DAMO₂CLES multicentre randomised clinical trial. Cost-effectiveness was defined as cost per limb saved and cost-utility as cost per quality-adjusted life year (QALY).

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Cross-species RNAi therapy via AAV delivery alleviates neuropathic pain by targeting GCH1.

Neurotherapeutics

December 2024

Department of Neurosurgery, Yonsei University College of Medicine, Seoul, Republic of Korea; Department of Neurosurgery, Brain Research institute, Yonsei University College of Medicine, Seoul, Republic of Korea. Electronic address:

Tetrahydrobiopterin (BH4) expression is normally strictly controlled; however, its intracellular levels increase considerably following nerve damage. GTP cyclohydrolase I (GCH1) plays a crucial role in regulating BH4 concentration, with an upregulation observed in the dorsal root ganglion in cases of neuropathic pain. In this study, we aimed to develop and evaluate the clinical potential of an RNA interference-based adeno-associated virus (AAV) targeting GCH1 across various species to decrease BH4 levels and, consequently, alleviate neuropathic pain symptoms.

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Challenge or threat? A Q-methodological study into nursing students' perceptions on learning to collaborate under stress.

Nurse Educ Today

December 2024

Department of Nursing, Faculty of Health, Nutrition & Sport, The Hague University of Applied Sciences, The Hague, the Netherlands; Research Group Relational Care, Centre of Expertise Health Innovation, The Hague University of Applied Sciences, The Hague, the Netherlands; School of Health Professions Education, Department of Educational Development and Research, Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, the Netherlands. Electronic address:

Introduction: Nursing students will come across stressful situations during their internships and will continue to do so in future practice. Because of the impact stress can have on performance, nursing students need to be equipped to work and collaborate in such situations. Careful consideration of the needs and desires of nursing students should be taken in account, in order to create a training environment that fosters students' ability to learn to collaborate under stress.

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Cardiovascular diseases, both inherited and familial, indicate a risk of early and preventable cardiovascular events for relatives of affected individuals. A digital risk-prediction tool that enables general population individuals to evaluate their cardiovascular risk based on family health history could be a responsible approach to facilitate early detection and improve public health, but development and use of such a tool is not without legal and ethical requirements. At the start of tool development, experts addressed potential legal and ethical implications.

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Patients with severe eosinophilic asthma often require systemic medication, including corticosteroids and anti-type 2 (T2) cytokine biologics, to control the disease. While anti-IL5 and anti-IL4Rα antibodies suppress the effects of IL-4, IL-5 and IL-13, the molecular pathways modified by these biologics that are associated with clinical improvement remain unclear. Therefore, we aimed to describe the effects of T2-targeting biologics on the gene expression of blood immune cells.

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Promoting Prevention and Targeting Remission of Asthma: A European Forum for Research and Education in Allergy and Airway Diseases Consensus Statement on Raising the Bar in Asthma Care.

Chest

December 2024

Amsterdam University Medical Centres, Amsterdam, the Department of Clinical Pharmacy and Pharmacology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands; University of Leuven, the Department of Microbiology Immunology & Transplantation, Institute for Clinical Science, Skane University Hospital, Lund University, Lund, Sweden; Department of Respiratory Medicine, First Faculty of Medicine, Charles University and Thomayer Hospital, Prague, Czech Republic. Electronic address:

Asthma is a common multifaceted respiratory disease with a major impact on quality of life. Despite increased insights into mechanisms underlying various asthma phenotypes and endotypes and the availability of targeted biologic treatment options, the disease remains uncontrolled in a substantial proportion of patients with risk of exacerbations, requiring systemic corticosteroids, and with progressive disease. Current international guidelines advocate a personalized management approach to patients with uncontrolled severe asthma.

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Developing, Characterizing, and Modeling CRISPR-Based Point-of-Use Pathogen Diagnostics.

ACS Synth Biol

January 2025

Department of Chemical and Biological Engineering, Northwestern University, Evanston, Illinois 60208, United States.

Recent years have seen intense interest in the development of point-of-care nucleic acid diagnostic technologies to address the scaling limitations of laboratory-based approaches. Chief among these are combinations of isothermal amplification approaches with CRISPR-based detection and readouts of target products. Here, we contribute to the growing body of rapid, programmable point-of-care pathogen tests by developing and optimizing a one-pot NASBA-Cas13a nucleic acid detection assay.

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The escalating antimicrobial resistance (AMR) in highly virulent poses a significant public health concern in Asia. Profiling the antibiogram of this pathogen is crucial for revealing its complex AMR patterns and guiding the selection of appropriate medications. Although previous studies have provided valuable insights regarding AMR, they are constrained by limited sample diversity, inconsistent methodologies, and insufficient regional data.

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Outcomes following long-term disease control with immune checkpoint inhibitors in patients with advanced melanoma.

Eur J Cancer

January 2025

Crown Princess Mary Cancer Centre, Westmead Hospital, Sydney, NSW, Australia; Melanoma Institute Australia, The University of Sydney, Sydney, NSW, Australia; Faculty of Medicine and Health, The University of Sydney, Sydney, NSW, Australia. Electronic address:

Immune checkpoint inhibitors (ICI) can achieve durable responses in patients with advanced melanoma, and results from clinical trials suggest cure may be possible for a subset of patients. Despite clinical trial data, little is known about the risk, character, and clinical outcome of late recurrences after ICI. This study aimed to explore the disease outcomes and survival in a cohort of patients with long-term responses to ICI.

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Background:  Primary lateral sclerosis (PLS) is a rare motor neuron disease characterized by upper motor neuron degeneration, diagnosed clinically due to the absence of a (neuropathological) gold standard. Post-mortem studies, particularly TDP-43 pathology analysis, are limited.

Methods: This study reports on 5 cases in which the diagnostic criteria for PLS were met, but in which neuropathology findings showed (partially) conflicting results.

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Background And Objective: Current guidelines on radiological follow-up (FU) for patients after treatment for nonmetastatic renal cell carcinoma (RCC) are not based on robust evidence. This review aims to evaluate whether the 2022 European Association of Urology (EAU) guidelines are noninferior, in terms of recurrence and (overall) survival, to a higher imaging frequency of computed tomography (CT) of the chest and abdomen.

Methods: A literature search of relevant search machines (PubMed/Medline and EMBASE) was performed up to May 29, 2024.

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