20,695 results match your criteria: "VU University Medical[Affiliation]"

Background: Evidence shows that online interventions could prevent depression. However, to improve the effectiveness of preventive online interventions in individuals with subthreshold depression, it is worthwhile to study factors influencing intervention outcomes. Outcome expectancy has been shown to predict treatment outcomes in psychotherapy for depression.

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The association of inflammatory markers with frailty and in-hospital mortality in older COVID-19 patients.

Exp Gerontol

October 2024

Department of Internal Medicine, Section Geriatric Medicine, Amsterdam UMC, Amsterdam, the Netherlands.

Introduction: During the COVID19 pandemic, older patients hospitalized for COVID-19 exhibited an increased mortality risk compared to younger patients. While ageing is associated with compromised immune responses and frailty, their contributions and interplay remain understudied. This study investigated the association between inflammatory markers and mortality and potential modification by frailty among older patients hospitalized for COVID-19.

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Associations Between Glucose Metabolism Measures and Amyloid-β and Tau Load on PET 14 Years Later: Findings From the Framingham Heart Study.

Diabetes Care

October 2024

Alzheimer Center Limburg, School for Mental Health and Neuroscience, Department of Psychiatry & Neuroscience, Maastricht University, Maastricht, the Netherlands.

Article Synopsis
  • The study investigated the relationship between glucose metabolism and the development of tau pathology, a hallmark of Alzheimer's disease, in middle-aged adults without dementia.
  • Researchers analyzed data from 288 participants, examining their fasting plasma glucose and insulin levels and later PET scans for amyloid-β and tau loads.
  • Results showed that elevated plasma glucose correlated with increased tau load after 14 years, particularly in individuals who were not carriers of the APOE ε4 allele, while insulin levels and HOMA-IR did not show significant associations with either amyloid-β or tau.
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Measurable residual disease (MRD) is detected in approximately a quarter of AML chemotherapy responders, serving as a predictor for relapse and shorter survival. Immunological control of residual disease is suggested to prevent relapse, but the mechanisms involved are not fully understood. We present a peripheral blood single cell immune profiling by mass cytometry using a 42-antibody panel with particular emphasis on markers of cellular immune response.

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Although both short and long sleep duration are associated with elevated hypertension risk, our understanding of their interplay with biological pathways governing blood pressure remains limited. To address this, we carried out genome-wide cross-population gene-by-short-sleep and long-sleep duration interaction analyses for three blood pressure traits (systolic, diastolic, and pulse pressure) in 811,405 individuals from diverse population groups. We discover 22 novel gene-sleep duration interaction loci for blood pressure, mapped to 23 genes.

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Article Synopsis
  • Focal Adhesion Kinase (FAK) is an important protein that helps cancer cells stick together, move, grow, and survive, so targeting it could help treat tough cancers like pancreatic cancer.
  • Researchers tested a new series of special compounds and found one that effectively stopped the growth of different pancreatic cancer cells and reduced their movement.
  • In experiments with mice, this compound not only slowed down tumor growth but also showed it wasn’t harmful, making it a strong candidate for future cancer treatments that target FAK.
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Role of Exercise Hemodynamics in the Prediction of Pulmonary Arterial Hypertension in BMPR2 Mutation Carriers.

Chest

November 2024

School of Medicine, Université Paris-Saclay, Le Kremlin-Bicêtre, Paris, France; Service de Pneumologie et Soins Intensifs Respiratoires, AP-HP, Hôpital Bicêtre, Le Kremlin-Bicêtre, Paris, France; INSERM UMRS 999, Hôpital Marie Lannelongue, Le Plessis-Robinson, Paris, France. Electronic address:

Background: Exercise hemodynamics are recommended for early detection of pulmonary arterial hypertension (PAH) and have been suggested to be predictive of future development of PAH in high-risk populations such as BMPR2 mutation carriers. However, the optimal exercise hemodynamic screening parameter remains to be determined. Recent data suggest that pulmonary vascular distensibility (α) may serve as a useful parameter for early detection of PAH.

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Article Synopsis
  • Researchers examined the effectiveness of corneal confocal microscopy (CCM) in detecting small nerve fiber loss in patients with chronic idiopathic axonal polyneuropathy (CIAP) compared to those with painful diabetic neuropathy (PDN) and healthy controls.
  • The study found that while patients with CIAP and PDN had fewer nerve fibers in their skin compared to healthy individuals, CCM results showed no significant differences in corneal nerve parameters for CIAP patients.
  • Ultimately, the findings suggest that CCM is not a reliable method for identifying small nerve fiber loss in patients with CIAP, unlike its use in diagnosing PDN.
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Tumor-infiltrating lymphocytes and immune-related adverse events in advanced melanoma.

Immunooncol Technol

December 2024

Department of Medical Oncology, University Medical Center Utrecht, Utrecht University, Utrecht.

Background: The predictive value of tumor-infiltrating lymphocytes (TILs) in immune-related adverse event (irAE) development remains unknown, although an association between tumor immunogenicity and irAEs has been suggested. We investigated the association between TIL abundance in pretreatment primary and metastasis specimens and the subsequent development of severe irAEs.

Patients And Methods: We retrospectively identified patients with advanced cutaneous melanoma who received first-line anti-programmed cell death protein 1 (PD-1) with or without anti-cytotoxic T-lymphocyte associated protein 4 (anti-CTLA-4) from 10 hospitals in the Netherlands.

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Characterizing Neurobehavioral Dysregulation Among Former American Football Players: Findings From the DIAGNOSE CTE Research Project.

J Neuropsychiatry Clin Neurosci

July 2024

Chronic Traumatic Encephalopathy Center (Pulukuri, Fagle, Trujillo-Rodriguez, van Amerongen, Katz, Alosco, Tripodis, Stern), Graduate Program in Neuroscience (Trujillo-Rodriguez), Department of Neurology (Katz, Alosco, Stern), Alzheimer's Disease Research Center (Alosco, Tripodis, Stern), Department of Neurosurgery and Department of Anatomy and Neurobiology (Stern), Boston University Chobanian and Avedisian School of Medicine, Boston; Department of Neurology, Alzheimer Center Amsterdam, Vrije Universiteit (VU) Amsterdam, VU University Medical Center, and Department of Neurodegeneration, Amsterdam Neuroscience, Amsterdam (van Amerongen); Cleveland Clinic Lou Ruvo Center for Brain Health, Las Vegas (Bernick); Department of Neurology and the Franke Global Neuroscience Education Center, Barrow Neurological Institute, Phoenix (Geda); Department of Psychiatry and Psychology (Wethe) and Department of Neurology (Adler), Mayo Clinic College of Medicine, Mayo Clinic Arizona, Scottsdale; Veterans Affairs Northwest Mental Illness Research, Education, and Clinical Center and Department of Psychiatry and Behavioral Sciences, University of Washington School of Medicine, Seattle (Peskind); Brain Injury Program, Encompass Health Braintree Rehabilitation Hospital, Braintree, Mass. (Katz); Biostatistics and Epidemiology Data Analytics Center (Palmisano) and Department of Biostatistics (Tripodis), Boston University School of Public Health; Departments of Neurology, Population Health, and Ophthalmology, New York University Grossman School of Medicine, New York (Balcer); Banner Alzheimer's Institute, University of Arizona, Translational Genomics Research Institute, Arizona State University, and Arizona Alzheimer's Consortium, Phoenix (Reiman); Departments of Psychiatry and Radiology, Psychiatry Neuroimaging Laboratory, Harvard Medical School, Brigham and Women's Hospital, Boston (Shenton); Department of Brain Health, Chambers-Grundy Center for Transformative Neuroscience, School of Integrated Health Sciences, University of Nevada Las Vegas (Cummings).

Article Synopsis
  • The study investigates neurobehavioral dysregulation (NBD), which includes neuropsychiatric symptoms linked to repetitive head impacts, particularly in former contact sport athletes.
  • Through analyses involving questionnaires from 178 former football players, researchers identified four subconstructs of NBD: explosivity, emotional dyscontrol, impulsivity, and affective lability.
  • The results revealed four symptom profiles among participants, highlighting the complexity of NBD and serving as a basis for future research on its diagnostic criteria and neurobiological aspects.
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Baseline biomarkers of efficacy and on-treatment immune-profile changes associated with bempegaldesleukin plus nivolumab.

NPJ Precis Oncol

July 2024

Université Paris Cité, Dermato-Oncology and CIC AP-HP Hôpital Saint Louis, Cancer Institute APHP, Nord-Université Paris Cité, Paris, France.

In PIVOT IO 001 (NCT03635983), the combination of the investigational interleukin-2 agonist bempegaldesleukin (BEMPEG) with nivolumab (NIVO) had no added clinical benefit over NIVO monotherapy in unresectable/metastatic melanoma. Pre-defined baseline and on-treatment changes in selected biomarkers were analyzed to explore the potential mechanisms underlying the clinical observations. In each treatment arm, higher baseline tumor mutational burden or immune infiltration/inflammation was associated with improved efficacy compared with lower levels.

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Background: Frailty, an age-related state of reduced physiological reserve, is often associated with lower socio-economic position (SEP). This systematic review synthesised observational studies assessing (i) the association between SEP and frailty prevalence; (ii) how changes in frailty status over time vary by SEP; and (iii) whether the association between frailty and clinical outcomes is modified by SEP.

Methods: We searched three electronic databases from 2001 to 2023.

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Diagnostic agreement between emergency medical service and emergency department physicians, a prospective multicentre study.

BMC Emerg Med

July 2024

Department of Internal Medicine, Amsterdam Public Health Research Institute, Amsterdam University Medical Centres, location VU University Medical Centre, Amsterdam, The Netherlands.

Introduction: Early and adequate preliminary diagnosis reduce emergency department (ED) and hospital stay and may reduce mortality. Several studies demonstrated adequate preliminary diagnosis as stated by emergency medical services (EMS) ranging between 61 and 77%. Dutch EMS are highly trained, but performance of stating adequate preliminary diagnosis remains unknown.

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Background And Hypothesis: Recovering from a first psychosis is a highly individual process and requires the person to make sense of their experiences. Clinicians, in turn, need to comprehend these first-person perspectives, creating a mutual sense-making dynamic. Antipsychotic medication is a substantial part of psychosis treatment.

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Introduction: The presence of tumor-infiltrating lymphocytes (TILs) in melanoma has been linked to survival. Their predictive capability for immune checkpoint inhibition (ICI) response remains uncertain. Therefore, we investigated the association between treatment response and TILs in the largest cohort to date and analyzed if this association was independent of known clinical predictors.

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Donor knowledge and perceptions regarding donation-induced iron depletion and iron supplementation as a blood service policy.

Vox Sang

October 2024

Donor Studies, Department of Donor Medicine Research, Sanquin Research, Amsterdam, The Netherlands.

Background And Objectives: Regular whole blood donations are associated with an increased risk of iron deficiency. Iron supplementation is an effective strategy to prevent donation-induced iron deficiency. However, research on donor perceptions towards such a policy is limited.

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Predicting Cognitive Decline in Amyloid-Positive Patients With Mild Cognitive Impairment or Mild Dementia.

Neurology

August 2024

From the Alzheimer Center and Department of Neurology (P.J.v.d.V., L.N.C.V., A.C.V.H., H.F.R.-M., S.A.M.S., V.V., W.M.V.D.F.), and Department of Epidemiology and Biostatistics (P.J.v.d.V., J.H., L.N.C.V., J.B., W.M.V.D.F.), Amsterdam Neuroscience, VU University Medical Center; Amsterdam Neuroscience (P.J.v.d.V., L.N.C.V., A.C.V.H., H.F.R.-M., V.V., C.E.T., E.G., W.M.V.D.F.), Neurodegeneration the Netherlands; Division of Clinical Geriatrics (L.N.C.V.), Center for Alzheimer Research, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden; Medical Psychology (L.N.C.V.), Amsterdam UMC Location AMC, University of Amsterdam; Amsterdam Public Health (L.N.C.V.), Quality of Care, Personalized Medicine; Internal Medicine (H.F.R.-M.), Geriatric Medicine Section, Amsterdam Cardiovascular Sciences Institute, Amsterdam UMC Location VUmc; Department of Clinical, Neuro and Developmental Psychology (S.A.M.S.), Faculty of Movement and Behavioral Sciences, VU University; Department of Radiology & Nuclear Medicine (F.B., E.G.), Amsterdam UMC, Vrije Universiteit, the Netherlands; Queen Square Institute of Neurology and Centre for Medical Image Computing (F.B.), University College London, United Kingdom; and Neurochemistry Laboratory and Biobank (C.E.T.), Department of Clinical Chemistry, Amsterdam Neuroscience, VU University Medical Center, the Netherlands.

Background And Objectives: Cognitive decline rates in Alzheimer disease (AD) vary greatly. Disease-modifying treatments may alter cognitive decline trajectories, rendering their prediction increasingly relevant. We aimed to construct clinically applicable prediction models of cognitive decline in amyloid-positive patients with mild cognitive impairment (MCI) or mild dementia.

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Context/objective: In order to better understand which metabolic differences are related to insulin resistance in metabolic syndrome (MetSyn), we used hyperinsulinemic-euglycemic (HE) clamps in individuals with MetSyn and related peripheral insulin resistance to circulating biomarkers.

Design/methods: In this cross-sectional study, HE-clamps were performed in treatment-naive men (n = 97) with MetSyn. Subjects were defined as insulin-resistant based on the rate of disappearance (Rd).

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Previous studies demonstrated limited efficacy of immune checkpoint inhibitors in unresectable acral melanoma (AM); it remains unclear how this translates to the adjuvant setting. This study investigates clinical outcomes of acral compared to cutaneous melanoma (CM) patients treated with adjuvant anti-PD-1 after complete resection. All stages III-IV AM and CM patients receiving adjuvant anti-PD-1 after complete resection between 2018 and 2022 were included from the prospective nationwide Dutch Melanoma Treatment Registry.

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The effectiveness of early interventions for post-stroke spasticity: a systematic review.

Disabil Rehabil

June 2024

Department of Rehabilitation Medicine, Amsterdam Movement Sciences, Amsterdam University Medical Centers, Location VU University Medical Center, Amsterdam, the Netherlands.

Purpose: To synthesize evidence on the effect of early post-stroke spasticity interventions.

Methods: Systematic literature search (PubMed, Embase, and Web of Science) encompassing studies on spasticity reducing interventions within 3 months post stroke on outcome defined within the International Classification of Functioning (ICF).

Results: In total, 27 studies were identified with  = 1.

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Pancreatic ductal adenocarcinoma (PDAC) poses significant challenges in terms of prognosis and treatment. Recent research has identified splicing deregulation as a new cancer hallmark. Herein, we investigated the largely uncharacterized alternative splicing profile and the key splicing factor SF3B1 in PDAC pancreatic cells and tissues as a potential discovery source of plausible drug targets and new predictive biomarkers of clinical outcome.

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The treatment of head and neck cancers (HNCs) encompasses a complex paradigm involving a combination of surgery, radiotherapy, and systemic treatment. Locoregional recurrence is a common cause of treatment failure, and few patients are suitable for salvage surgery. Reirradiation with conventional radiation techniques is challenging due to normal tissue tolerance limits and the risk of significant toxicities.

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Article Synopsis
  • This study aimed to assess the effectiveness of epcoritamab, a new bispecific antibody, for treating patients with advanced follicular lymphoma who have already undergone multiple previous therapies.
  • The research was part of the EPCORE NHL-1 trial, which took place at 88 sites across 15 countries and involved patients aged 18 and older with specific eligibility criteria, including having received at least two prior treatments.
  • Treatment involved subcutaneous injections of epcoritamab in cycles, with a tailored dosing strategy to minimize the risk of cytokine release syndrome, and the primary focus was on evaluating the overall response rate and safety measures related to cytokine release.
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Effectiveness of ferritin-guided donation intervals in whole-blood donors in the Netherlands (FIND'EM): a stepped-wedge cluster-randomised trial.

Lancet

July 2024

Donor Health, Sanquin Research, Amsterdam, Netherlands; Department of Public and Occupational Health, Amsterdam Public Health Research Institute, Amsterdam UMC, Amsterdam, Netherlands. Electronic address:

Background: Whole-blood donors are at increased risk for iron deficiency and anaemia. The current standard of haemoglobin monitoring is insufficient to ensure the maintenance of proper iron reserves and donor health. We aimed to determine the effects of ferritin-guided donation intervals for blood donor health and blood supply in the Netherlands.

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