135 results match your criteria: "Vrije University Medical Center[Affiliation]"

Article Synopsis
  • Myelodysplastic syndromes (MDS) are blood disorders marked by irregularities in myeloid cells and low blood cell counts, often caused by genetic mutations, though classification has mostly focused on cell appearance.
  • A study analyzing genomic data from over 3,200 MDS patients identified 16 distinct molecular subtypes, revealing varied clinical outcomes, with the majority of patients (86%) fitting into specific genetic groups linked to different survival rates.
  • The findings suggest that understanding these genetically defined subgroups can enhance MDS classification and inform future treatment strategies, emphasizing the importance of genetic insight in managing the disease.
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Article Synopsis
  • The study aimed to improve colorectal cancer (CRC) screening by developing a tailored algorithm that combines the fecal immunochemical test (FIT) with blood test results and patient age to better identify individuals needing a colonoscopy.
  • The research involved 1977 participants from Denmark who were FIT-positive and examined eight blood-based biomarkers, discovering that the new algorithm outperformed the traditional FIT-only model in accurately distinguishing between CRC and non-CRC cases.
  • The results indicated that using the combined algorithm could enhance patient selection for colonoscopy, potentially reducing unnecessary procedures and improving healthcare efficiency.
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  • Mutations in the UBA1 gene, which are linked to VEXAS syndrome, have been found in patients with myelodysplastic syndromes (MDS), with a study identifying 7% of a cohort having specific UBA1 mutations.
  • An additional sequencing analysis of a larger group revealed 1% with other potentially harmful variants, and all 40 identified patients with likely/pathogenic mutations were male with various MDS subtypes.
  • Most patients with UBA1 mutations exhibited symptoms consistent with VEXAS syndrome, suggesting that routine screening for UBA1 mutations should be considered in MDS management.
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APOE Genotype in the Era of Disease-Modifying Treatment With Monoclonal Antibodies Against Amyloid-β.

JAMA Neurol

December 2023

Alzheimer Center Amsterdam, Department of Neurology, Amsterdam Neuroscience, Vrije Universiteit Amsterdam, Amsterdam University Medical Center, Amsterdam, the Netherlands.

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Changes in Scapular Function, Shoulder Strength, and Range of Motion Occur After Latarjet Procedure.

Arthrosc Sports Med Rehabil

December 2023

Department of Orthopaedic Surgery, Onze Lieve Vrouwe Gasthuis, Amsterdam, The Netherlands.

Article Synopsis
  • The study evaluates the effects of anatomic changes resulting from the Latarjet procedure and highlights the need for further research in this area.
  • It included 22 English-language studies and found that the procedure can affect scapula position, humeral head translation, and internal rotation strength, while elbow function appears largely unchanged.
  • Future research should focus on improved documentation of scapular movement and the impact of rotator cuff issues post-surgery.*
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Bacteriophages (phages) are bacterial viruses that have been shown to shape microbial communities. Previous studies have shown that faecal virome transplantation can decrease weight gain and normalize blood glucose tolerance in diet-induced obese mice. Therefore, we performed a double-blind, randomised, placebo-controlled pilot study in which 24 individuals with metabolic syndrome were randomised to a faecal filtrate transplantation (FFT) from a lean healthy donor (n = 12) or placebo (n = 12).

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Radiation Therapy and Indigenous Peoples in Canada and Australia: Building Paths Toward Reconciliation in Cancer Care Delivery.

Int J Radiat Oncol Biol Phys

June 2023

Collaboration for Cancer Outcomes, Research and Evalulation (CCORE), Ingham Institute for Applied Medical Research, South-Western Sydney Local Health District, New South Wales, Australia; South Western Sydney Clinical School, University of New South Wales, Australia; The George Institute for Global Health, University of NSW, Newtown, Australia; School of Public Health, Faculty of Medicine and Health, University of Sydney, Camperdown, Australia; School of Medicine, Western Sydney University, Campbelltown, Australia.

Indigenous peoples represent approximately 5% of the world's population and reside in over 90 countries worldwide. They embody a rich diversity of cultures, traditions, languages and relationships with the land that are shared through many generations and that are distinct from those of the settler societies within which they now live. Many Indigenous peoples have a shared experience of discrimination, trauma, and violation of rights, rooted in complex sociopolitical relationships with settler societies that are still ongoing.

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BACKGROUND: Risk stratification and therapeutic decision-making for myelodysplastic syndromes (MDS) are based on the International Prognostic Scoring System–Revised (IPSS-R), which considers hematologic parameters and cytogenetic abnormalities. Somatic gene mutations are not yet used in the risk stratification of patients with MDS. METHODS: To develop a clinical-molecular prognostic model (IPSS-Molecular [IPSS-M]), pretreatment diagnostic or peridiagnostic samples from 2957 patients with MDS were profiled for mutations in 152 genes.

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Background And Aim: Sodium-glucose cotransporter-2 inhibitors (SGLT2i) induce less weight loss than expected. This may be explained by SGLT2i-induced alterations in central reward and satiety circuits, contributing to increased appetite and food intake. This hyperphagia may be specific to high-calorie foods.

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The cAMP-PKA signaling cascade in budding yeast regulates adaptation to changing environments. We developed yEPAC, a FRET-based biosensor for cAMP measurements in yeast. We used this sensor with flow cytometry for high-throughput single cell-level quantification during dynamic changes in response to sudden nutrient transitions.

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Unlike systemic anaplastic large cell lymphoma, the vast majority of primary cutaneous anaplastic large cell lymphomas (C-ALCL) do not carry translocations involving the ALK gene and do not express ALK. Expression of ALK protein therefore strongly suggests secondary cutaneous involvement of a systemic anaplastic large cell lymphoma. Recent studies described a small subgroup of ALK-positive C-ALCL, but information on frequency, prognosis, and translocation partners is virtually lacking.

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Pulmonary arterial hypertension is a fatal disease associated with pulmonary vascular remodeling and right ventricular hypertrophy. Pre-clinical animal models that reproduce the human pulmonary arterial hypertension process and pharmacological response to available therapies are critical for future drug development. The most prevalent animal model reproducing many aspects of angioobliterative forms of pulmonary arterial hypertension is the rat Sugen/hypoxia model in which Sugen, a vascular endothelial growth factor receptor antagonist, primarily causes initiation of endothelial injury and later in the presence of hypoxia promotes proliferation of apoptosis-resistant endothelial cells.

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Background: A high cancer burden exists among indigenous populations worldwide. Canada and Greenland have similar geographic features that make health service delivery challenging. We sought to describe geographic access to radiotherapy for indigenous populations in both regions.

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Fibrodysplasia ossificans progressiva (FOP) is an extremely rare congenital form of heterotopic ossification (HO), caused by heterozygous mutations in the activin A type I receptor (ACVR1), that encodes the bone morphogenetic protein (BMP) type I receptor ALK2. These mutations enable ALK2 to induce downstream signaling in response to activins, thereby turning them into bone-inducing agents. To date, there is no cure for FOP.

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Background: Lymphomatoid papulosis (LyP) can be associated with other haematological malignancies (HM), but reported percentages vary from 20% to over 50%.

Objective: To evaluate the frequency and prognostic significance of associated HM and non-HM in LyP patients.

Methods: In this multicentre cohort study, the complete Dutch LyP population was included from the Dutch Cutaneous Lymphoma Registry between 1985 and 2018.

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Cancer is a substantial health burden for Inuit populations, an Indigenous peoples who primarily inhabit the circumpolar regions of Alaska, Canada, Greenland, and Russia. Access to radiotherapy is lacking or absent in many of these regions, despite it being an essential component of cancer treatment. This Review presents an overview of factors influencing radiotherapy delivery in each of the four circumpolar Inuit regions, which include population and geography, health-systems infrastructure, and cancer epidemiology.

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Background And Purpose: Canada is a high-income country with universal healthcare. In international comparisons, its overall level of access to radiotherapy appears sufficient. However, challenges exist due to Canada's large geographic area and small population density.

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Background: Several smartphone applications (app) with an automated risk assessment claim to be able to detect skin cancer at an early stage. Various studies that have evaluated these apps showed mainly poor performance. However, all studies were done in patients and lesions were mainly selected by a specialist.

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Aims: The cancer burden among Circumpolar Inuit is high. Palliative radiotherapy is a mainstay treatment for controlling symptoms of advanced cancers, but Inuit are required to travel far distances to access this service. Access to palliative radiotherapy and time away from home communities have not been explored among this population.

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Objectives: The aim of this review was to explore the notion of alcohol-related presenteeism; that is, whether evidence in the research literature supports an association between employee alcohol consumption and impaired work performance.

Design: Systematic review of observational studies.

Data Sources: MEDLINE, Web of Science, PsycINFO, CINAHL, AMED, Embase and Swemed+ were searched through October 2018.

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Introduction: As there is increasing evidence for comparable survival after either stereotactic body radiotherapy (SBRT) or surgery for patients with stage I non-small-cell lung cancer (NSCLC), treatment impact on the quality of life (QoL) is essential for well-informed decision-making. Our previous work evaluated health utility between surgery and SBRT in stage I NSCLC. The aim of this secondary analysis is to directly compare QoL in the first year after SBRT and surgery.

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