12,603 results match your criteria: "Leiden University Medical Center (LUMC); 2333 ZA Leiden[Affiliation]"

Implementation of stop smoking support by mental healthcare professionals: cross-sectional analysis of why nothing much happens.

Discov Ment Health

January 2025

Public Health and Primary Care, Leiden University Medical Center, Hippocratespad 21, PO Box 9600, 2300 RC, Leiden, The Netherlands.

Smoking is highly prevalent and persistent among people with mental illness, but implementation of smoking cessation care by mental healthcare professionals (MHCPs) is lagging behind. This study took a broad approach to understanding implementation of stop smoking support (SSS) by MHCPs (N = 220 for main analyses), incorporating background characteristics, psychosocial factors, client factors, and organizational/environmental factors. Variable selection was based on previous work and the Consolidated Framework for Implementation Research.

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Response to "Letter to the editor on: Unhealthful plant-based diet associates with frailty risk predominantly in men with low income from the UK Biobank cohort".

J Nutr Health Aging

January 2025

Department of Molecular Epidemiology, Department of Biomedical Data Sciences, Leiden University Medical Center, Einthovenweg 20, 2333 ZC Leiden, The Netherlands. Electronic address:

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The needs of youth at-risk and their families, facing multiple problems and serious mental health issues, exceed the expertise and possibilities of a single stakeholder (professional, organization, municipality). These youngsters require care in which the expertise of different professionals and organizations is integrated. However, combining various types of expertise to provide integrated care to youth at-risk is challenging.

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Objective: Metastatic castration-resistant prostate cancer (mCRPC) is a heterogeneous disease with varying survival outcomes. This study investigated whether baseline PSMA PET/CT parameters are associated with survival and treatment response.

Methods: Sixty mCRPC patients underwent [F]PSMA-1007 PET/CT before treatment with androgen receptor-targeted agents (ARTAs) or chemotherapy.

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Revitalizing the heart: strategies and tools for cardiomyocyte regeneration post-myocardial infarction.

NPJ Regen Med

January 2025

Department of Cardiovascular Surgery, Université Paris Cité, INSERM U970, PARCC Hôpital Européen Georges Pompidou, 75015, Paris, France.

Myocardial infarction (MI) causes the loss of millions of cardiomyocytes, and current treatments do not address this root issue. New therapies focus on stimulating cardiomyocyte division in the adult heart, inspired by the regenerative capacities of lower vertebrates and neonatal mice. This review explores strategies for heart regeneration, offers insights into cardiomyocyte proliferation, evaluates in vivo models, and discusses integrating in vitro human cardiac models to advance cardiac regeneration research.

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Background: Coronary microvascular disease (CMD) is defined as impaired coronary flow reserve (CFR) and/or increased microvascular resistance (MR) without significant epicardial coronary stenosis. This definition allows for discordant CFR and MR values within patients with CMD. The aim of this meta-analysis is to characterise the prognostic value and pathophysiological backgrounds of CFR and MR con-/discordance.

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Follow-up after first-Line nivOlumab plus ipilimumab in patients with diffuse pleuRal mesotheliomA: a real-world Dutch cohort study-FLORA.

ESMO Open

January 2025

Department of Thoracic Oncology, Netherlands Cancer Institute, Amsterdam, The Netherlands; Department of Pulmonary Medicine, Leiden University Medical Center, Leiden, The Netherlands. Electronic address:

Background: Diffuse pleural mesothelioma (dPM) is an aggressive malignancy, primarily treated with palliative systemic therapy. Since 2022, nivolumab-ipilimumab (nivo/ipi) has replaced chemotherapy as the standard first-line treatment for dPM in the Netherlands. Chemotherapy remains a rational second-line treatment.

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Hair Cortisol in Young Children with Autism and Their Parents: Associations with Child Mental Health, Eating Behavior and Weight Status.

J Autism Dev Disord

January 2025

Sarr Autism Rotterdam, Youz Child- and Adolescent Psychiatry, Parnassia Group, Dynamostraat 18, Rotterdam, The Netherlands.

Children with autism and their parents face daily challenges that may be stressful for both. However, little is known about biological stress (hair cortisol concentrations [HCC]) in these families and its connection to children's health outcomes. This study investigates biological stress in children with autism and their parents and its associations with child mental health, eating behavior and BMI.

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Background And Objective: N,N-Dimethyltryptamine (DMT) is currently being studied for its therapeutic potential in various psychiatric disorders. An understanding of its pharmacokinetics (PK) is essential to determine appropriate dose ranges in future clinical studies. We conducted a systematic literature review on the PK of DMT.

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Muscle repair and regeneration are complex processes. In Duchenne muscular dystrophy (DMD), these processes are disrupted by the loss of functional dystrophin, a key part of the transmembrane dystrophin-associated glycoprotein complex that stabilizes myofibers, indirectly leading to progressive muscle wasting, subsequent loss of ambulation, respiratory and cardiac insufficiency, and premature death. As part of the DMD pathology, histone deacetylase (HDAC) activity is constitutively increased, leading to epigenetic changes and inhibition of muscle regeneration factors, chronic inflammation, fibrosis, and adipogenesis.

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Cesarean section in Suriname using robson classification: a two-year nationwide cross-sectional study on rates, risk factors and perinatal outcomes of cesarean section.

BMC Pregnancy Childbirth

January 2025

Department of Obstetrics, Division Women and Baby, Birth Centre Wilhelmina's Children Hospital, University Medical Centre Utrecht, Utrecht University, UMC Utrecht, 3508 AB, Utrecht, Postbus 85090, the Netherlands.

Background: Optimizing CS performance is a global health priority, given the maternal and perinatal morbidity and mortality associated with both underuse and overuse. This study aims to (1) determine the facility-based CS rate in Suriname and explore which women are most likely to undergo a CS and (2) classify all CS by the WHO Robson classification and analyze the perinatal outcomes.

Methods: An observational, cross-sectional study in Suriname, using nationwide birth registry data that included all hospital births in 2020 and 2021 (≥ 27 weeks of gestation).

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Objective: Despite lack of evidence supporting efficacy, prophylactic fresh frozen plasma and Octaplas transfusions may be administered to very preterm infants to reduce bleeding risk. International variation in plasma transfusion practices in neonatal intensive care units (NICUs) is poorly understood, therefore, we aimed to describe neonatal plasma transfusion practice in Europe.

Design: Prospective observational study.

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Objectives: Coronary graft failure (CGF) may occur early after coronary bypass graft surgery (CABG). The study aimed to identify clinical and perioperative risk factors and to evaluate the long-term clinical impact of symptomatic early CGF.

Methods: Patients who underwent clinically indicated coronary angiography (CAG) prior to post-CABG discharge between 2012 and 2022 were included.

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The Clinical Significance of HLA Compatibility Scores in Lung Transplantation.

Transpl Int

January 2025

Department of Chronic Diseases, Metabolism and Ageing, Laboratory for Respiratory Diseases and Thoracic Surgery, Faculty of Medicine, KU Leuven, Leuven, Belgium.

Lung transplantation is a life-saving therapeutic option for many chronic end-stage pulmonary diseases, but long-term survival may be limited by rejection of the transplanted organ. Since HLA disparity between donor and recipient plays a major role in rejection, we performed a single center, retrospective observational cohort analysis in our lung transplant cohort (n = 128) in which we calculated HLA compatibility scores for B-cell epitopes (HLAMatchmaker, HLA-EMMA), T-cell epitopes (PIRCHE-II) and missing self-induced NK cell activation (KIR Ligand Calculator). Adjusted Cox proportional hazards model was used to investigate the association between mismatched scores and time to development of donor-specific antibodies (DSA) post-transplant, time to first biopsy-proven acute rejection episode, freedom from CLAD, graft survival and overall survival.

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Ischemia-reperfusion (IR) injury remains a major contributor to organ dysfunction following transient ischemic insults. Although numerous interventions have been found effective to reduce IR injury in preclinical models, none of these therapies have been successfully translated to the clinical setting. In the context of the persistent translational gap, we systematically investigated the mechanisms implicated in IR injury using kidney donation and transplantation as a clinical model of IR.

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Objective: Radiation-induced lung injury (RILI) is a serious side-effect of radiotherapy for lung cancer, in which effects on the normal lung epithelium may play a key role. Since these effects are incompletely understood, the aim of the present study was to evaluate the effect of ionizing radiation (IR) on cultured well-differentiated primary bronchial epithelial cells (PBEC) with a focus on cytotoxicity, barrier formation, inflammation and epithelial progenitor function.

Materials And Methods: PBEC were cultured at the Air-Liquid Interface (ALI-PBEC) to allow mucociliary differentiation.

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Background: Multidisciplinary team (MDT) management of prosthetic joint infections (PJI) and other bone and joint infections (BJI) is increasingly put into practice. However, studies evaluating the performance of MDTs in this field are scarce. We aimed to assess our MDT for complex BJI by determining the implementation rate of team decisions, analyzing factors associated with non-implementation and evaluating the clinical outcome of patients in whom MDT decisions were not implemented.

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Purpose: The spontaneous breathing trial (SBT) is often performed to determine whether the patient can be extubated with a minimal risk of failure. The rapid shallow breathing index (RSBI) is an important parameter used in an SBT. However, weaning failure rates are between 15-20%.

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Purpose: Moderate hypofractionation was adopted to reduce hospital visits during the COVID-19 pandemic aiming to maintain treatment efficacy for soft tissue sarcoma (STS) patients, shifting preoperative schedules from 25 fractions of 2 Gy to 14-15 fractions of 3 Gy. This study evaluates the clinical implications and outcomes of this schedule, focusing on wound complications, radiation toxicity, local tumour control, and distant metastases.

Patients And Methods: Data was collected from patients treated between 01 and 01-2020 and 31-12-2023.

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eHealth literacy in the general population: a cross-sectional study in China.

BMC Public Health

January 2025

Department of Public Health and Primary Care, Leiden University Medical Centre, Hippocratespad 21, Leiden, Netherlands.

Background: eHealth literacy (eHL) is positively associated with health-related behaviors and outcomes. Previous eHL studies primarily collected data from online users and seldom focused on the general population in low- and middle-income countries (LMIC). Additionally, knowledge about factors that affect eHL is limited.

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In recent years, significant advancements have been achieved in the development of multiplex imaging methodologies for immunophenotyping, enabling a comprehensive characterization of the complexity of tumor microenvironments. Imaging mass cytometry combines the detection of over 40 cellular targets with spatial information, enabling the identification of not only which cells are present in a tissue but also their localization relative to each other. Here, we present an easy-to-implement imaging mass cytometry workflow that ranges from antibody selection and testing to running a full panel.

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Inno4Vac, a public-private partnership funded by the IMI2/EU/EFPIA Joint Undertaking (IMI2 JU), brings together academic institutions, SMEs, and pharmaceutical companies to accelerate and de-risk vaccine development. The project has made significant strides in the selection and production of challenge agents for influenza, respiratory syncytial virus (RSV), and toxigenic Clostridioides difficile for controlled human infection model studies (CHIMs). A regulatory workshop held on March 20, 2024, addressed the standardisation of clinical procedures, ethical considerations, endpoints, and data integrity, highlighting the ongoing initiatives related to these CHIMs.

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Development and Validation of a Minimally Invasive Transuterine Experimental Model of Gastroschisis.

J Pediatr Surg

January 2025

The Center for Fetal and Placental Research, Division of Pediatric General and Thoracic Surgery, Cincinnati Children's Hospital Medical Center (CCHMC), 3333 Burnet Avenue, Cincinnati, OH 45229, USA; Division of Pediatric General and Thoracic Surgery, Cincinnati Children's Hospital Medical Center (CCHMC), 3333 Burnet Avenue, Cincinnati, OH 45229, USA; University of Cincinnati College of Medicine, 3230 Eden Ave, Cincinnati, OH 45267, USA. Electronic address:

Introduction: Perinatal management of gastroschisis remains a subject of substantial research. Current models, including teratogenic, genetic, and surgical approaches, often fail to accurately replicate gastroschisis, exhibiting limitations such as inaccurate phenotyping, low success rates, high mortality, lack of scientific validation, and significant technical challenges. Refined disease models are essential for improving the understanding of GS.

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