1,719 results match your criteria: "Amsterdam UMC Location University[Affiliation]"

Multicellular 3D models to study myocardial ischemia-reperfusion injury.

Front Cell Dev Biol

November 2024

Department of Experimental Vascular Medicine, Amsterdam Cardiovascular Sciences, Amsterdam UMC Location University of Amsterdam, Amsterdam, Netherlands.

Coronary heart disease is a major global health threat, with acute myocardial ischemia-reperfusion injury (IRI) being a major contributor to myocardial damage following an ischemic event. IRI occurs when blood flow to ischemic tissues is restored and exacerbates the cellular damage caused by ischemia/hypoxia. Although animal studies investigating IRI have provided valuable insights, their translation into clinical outcomes has been limited, and translation into medical practice remains cumbersome.

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Article Synopsis
  • A competency assessment tool was developed within a national program to evaluate the quality of minimally invasive right hemicolectomy surgeries for colon cancer patients.
  • The study compared evaluations from expert surgeons, trained medical students, and untrained medical students analyzing six surgical videos using this tool.
  • Results showed that trained medical students exhibited high reliability in their assessments, aligning closely with expert surgeons, while untrained students rated lower quality surgeries more favorably.*
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Purpose: For younger, more active patients, a cementless unicompartmental knee arthroplasty (UKA) might be more advantageous than cemented fixation. Therefore, this study aimed to compare implant survivorship and patient-reported outcome measures (PROMs) between cementless and hybrid fixation (cemented femur and cementless tibial fixation) in a novel tibial blade-anchored, medial UKA design.

Methods: Two surgeon's registries were reviewed for patients who underwent primary cementless or hybrid medial UKA for medial osteoarthritis between 2019 and 2022.

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Shifting focus from venous to arterial thromboembolism in patients with cancer.

J Thromb Haemost

December 2024

Department of Vascular Medicine, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands; Amsterdam Cardiovascular Sciences, Pulmonary Hypertension & Thrombosis, Amsterdam, the Netherlands; Cancer Center Amsterdam, Cancer Treatment and Quality of Life, Amsterdam, the Netherlands. Electronic address:

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The ankle sprain and the domino effect.

Knee Surg Sports Traumatol Arthrosc

December 2024

Department of Orthopedic Surgery and Sports Medicine, Amsterdam UMC Location University of Amsterdam, Amsterdam, The Netherlands.

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Introduction: The TriAD study will assess the Xpert MTB/XDR (Xpert XDR; Cepheid) assay to detect tuberculosis (TB) drug resistance in sputum testing positive for TB to rapidly triage and treat patients with a short all-oral treatment regimen.

Methods And Analysis: In this study, approximately 4800 Xpert MTB/RIF or Ultra MTB-positive patients (irrespective of rifampicin (RIF) resistance (RR) status) from several clinical sites across South Africa, Nigeria and Ethiopia will be enrolled over 18-24 months and followed-up for approximately 6 months post-TB treatment completion. Participants will be enrolled into one of two cohorts based on Xpert MTB/RIF and Xpert XDR results: () positive participants with RR in Cohort 1 (n=880) and positive RIF susceptible TB patients with isoniazid mono-resistance irrespective of presence of resistance to fluoroquinolones, second-line injectable drugs or ethionamide in Cohort 2 (n=400).

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Diagnosing Hirschsprung Disease in Children Older than Six Months of Age: Complications After Rectal Biopsy, Insight in Final Diagnoses and Factors Associated With Hirschsprung Disease.

J Pediatr Surg

November 2024

Amsterdam UMC Location University of Amsterdam, Department of Pediatric Surgery, Meibergdreef 9, Amsterdam, The Netherlands; Amsterdam Gastroenterology Endocrinology and Metabolism Research Institute, Amsterdam, The Netherlands; Amsterdam Reproduction and Development Research Institute, Amsterdam, The Netherlands.

Introduction: It is challenging to distinguish between patients with Hirschsprung disease (HD) and patients with other causes of defecation problems based on clinical presentation in patients older than six months. Pathological examination of the rectal biopsy is the gold standard for the diagnosis of HD. The aim of this study was to gain insight into 1) the prevalence and severity of complications following rectal biopsy, 2) the final diagnoses of patients referred for biopsy, and 3) clinical factors associated with HD in patients older than six months.

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Novel insights into the dynamic function of PRC2 in innate immunity.

Trends Immunol

December 2024

Amsterdam UMC location University of Amsterdam, Department of Medical Biochemistry, Amsterdam, the Netherlands; Amsterdam Cardiovascular Sciences, Atherosclerosis & Ischemic Syndromes, Amsterdam, the Netherlands; Amsterdam Institute for Immunology and Infectious Disease, Amsterdam, the Netherlands. Electronic address:

The polycomb repressive complex 2 (PRC2) is an established therapeutic target in cancer. PRC2 catalyzes methylation of histone H3 at lysine 27 (H3K27me3) and is known for maintaining eukaryote cell identity. Recent discoveries show that modulation of PRC2 not only impacts cell differentiation and tumor growth but also has immunomodulatory properties.

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The effectiveness of ultrasound-indicated cerclage for the reduction of extreme preterm birth in twin pregnancies with a short cervix: a systematic review and meta-analysis.

Am J Obstet Gynecol MFM

November 2024

Department of Obstetrics, Amsterdam UMC location Vrije Universiteit Amsterdam, Amsterdam, The Netherlands (van Gils, de Boer, and Oudijk); Amsterdam Reproduction and Development Institute, Amsterdam, The Netherlands (van Gils, de Boer, Pajkrt, and Oudijk).

Objective: This study aimed to evaluate the effectiveness of cervical cerclage in women with a twin pregnancy and a midpregnancy asymptomatic short cervix (≤25 mm), in preventing preterm birth and improving neonatal outcomes.

Data Sources: Systematic searches were conducted in MEDLINE, Embase, Web of Science, Scopus, and Cochrane Library up to April 17, 2023, updated in September and February 2024.

Study Eligibility Criteria: Included were randomized controlled trials, cohort studies, and case-control studies comparing cerclage with expectant management in twin pregnancies and an asymptomatic short cervix (≤25 mm).

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Complex lipids, essential components in biological processes, exhibit conserved age-related changes that alter membrane properties and cellular functions and are implicated as biomarkers and contributors to longevity and age-related diseases. While physical activity alleviates age-related comorbidities and physical impairments, comprehensive exploration of the underlying biological mechanisms, particularly at the level of complex lipids, remains limited. However, clinical studies suggest that physical activity may counteract these age-related lipidomic changes, presenting a promising avenue for intervention.

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Long-Term Follow Up in Anti-Contactin-1 Autoimmune Nodopathy.

Ann Neurol

November 2024

Neuromuscular Diseases Unit, Department of Neurology, Hospital de la Santa Creu i Sant Pau, Sant Pau Biomedical Research Institute (IIB Sant Pau), Universitat Autònoma de Barcelona, Barcelona, Spain.

Objective: To analyze long-term clinical and biomarker features of anti-contactin-1 (CNTN1) autoimmune nodopathy (AN).

Methods: Patients with anti-CNTN1 autoimmune nodopathy detected in our laboratory from which clinical information was available were included. Clinical features and treatment response were retrospectively collected.

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Shprintzen-Goldberg-syndrome (SGS) is caused by pathogenic exon 1 variants of SKI. Symptoms include dysmorphic features, skeletal and cardiovascular comorbidities, and cognitive and developmental impairments. We delineated the neurodevelopmental and behavioral features of SGS, as they are not well-documented.

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Patient access to perioperative chemotherapy with fluorouracil, leucovorin, oxaliplatin and docetaxel in patients with resectable gastric cancer in the Netherlands.

Eur J Cancer

January 2025

Amsterdam UMC location University of Amsterdam, Medical Oncology, Meibergdreef 9, Amsterdam, Netherlands; Cancer Center Amsterdam, Cancer Treatment and Quality of Life, Amsterdam, Netherlands.

Background: The FLOT4 trial demonstrated superior survival of perioperative chemotherapy with 5-fluorouracil, oxaliplatin, and docetaxel (FLOT) compared to anthracycline triplets for resectable gastric cancer. These results were presented at the American Society of Clinical Oncology (ASCO) congress in June 2017 and published in April 2019. However, adoption of novel treatments in clinical practice often encounters delays.

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Study Question: What is the composition of currently available commercial human embryo culture media provided by seven suppliers, for each stage of human preimplantation embryo development?

Summary Answer: While common trends existed across brands, distinct differences in composition underlined the absence of a clear standard for human embryo culture medium formulation.

What Is Known Already: The reluctance of manufacturers to fully disclose the composition of their human embryo culture media generates uncertainty regarding the culture conditions that are used for human preimplantation embryo culture. The critical role of the embryo culture environment is well-recognized, with proven effects on IVF success rates and child outcomes, such as birth weight.

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Aims: To provide insights into postdischarge patients' experiences and preferences regarding surgical wound care education at discharge in the Netherlands.

Background: Patient involvement in wound care practices postdischarge is beneficial for the prevention of surgical site infections and has become an essential component in reducing the burden on healthcare systems. Surgical wound care discharge education is crucial to achieve this.

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Background: Previous meta-analyses have yielded conflicting results on the optimal surgical treatment strategy in patients with synchronous colorectal liver metastases (sCRLM). This network meta-analysis aims to provide an overview on colorectal-, liver first and simultaneous resections to treat sCRLM.

Methods: A search was conducted in MEDLINE, Embase and Cochrane CENTRAL (inception-July 11,2023).

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Introduction: Hysterosalpingography (HSG) and hysterosalpingo-foam sonography (HyFoSy) are commonly used tubal patency tests during the fertility work-up. Besides its diagnostic purpose, HSG with oil-based contrast can also be applied for its fertility-enhancing effect, by tubal flushing. HyFoSy is considered as less painful compared with HSG, it lacks exposure to iodinated contrast medium and ionising radiation.

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Association of epigenetic landscapes with heterogeneity and plasticity in pancreatic cancer.

Crit Rev Oncol Hematol

November 2024

Amsterdam UMC location University of Amsterdam, Center for Experimental and Molecular Medicine, Laboratory of Experimental Oncology and Radiobiology, Amsterdam,  the Netherlands; Cancer Center Amsterdam, Cancer Biology, Amsterdam, the Netherlands.

Pancreatic ductal adenocarcinoma (PDAC) has a poor prognosis. Due to a lack of clear symptoms, patients often present with advanced disease, with limited clinical intervention options. The high mortality rate of PDAC is, however, also a result of several other factors that include a high degree of heterogeneity and treatment resistant cellular phenotypes.

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UGT8 mediated sulfatide synthesis modulates BAX localization and dictates apoptosis sensitivity of colorectal cancer.

Cell Death Differ

November 2024

LEXOR, Center for Experimental Molecular Medicine, Cancer Center Amsterdam, Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands.

Elevated de novo lipid synthesis is a remarkable adaptation of cancer cells that can be exploited for therapy. However, the role of altered lipid metabolism in the regulation of apoptosis is still poorly understood. Using thermal proteome profiling, we identified Manidipine-2HCl, targeting UGT8, a key enzyme in the synthesis of sulfatides.

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Maternal stress in the early postpartum period is associated with alterations in human milk microbiome composition.

Brain Behav Immun

February 2025

Brain Plasticity Group, Swammerdam Institute for Life Sciences, University of Amsterdam, Amsterdam, 1012 WX Amsterdam, the Netherlands. Electronic address:

Article Synopsis
  • Maternal stress during the postpartum period affects the nutrient composition and microbiome of human milk (HM), potentially impacting early development and mental health outcomes for infants.
  • A study involving high-stress (HS) and control groups analyzed HM microbiome changes, revealing distinct differences in bacterial composition, particularly showing HS mothers had altered levels of certain bacteria like reduced Streptococcus and increased Staphylococcus.
  • The findings indicate a strong correlation between maternal stress and changes in the HM microbiome, suggesting these alterations could influence infant gut colonization and overall health, necessitating further research on their implications.
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  • This study explored how various acquisition, reconstruction, and postprocessing parameters affect Virtual Non-Calcium (VNCa) images from dual-energy CT (DECT) scans.
  • Scanning a human cadaver leg with different settings revealed that while tube current and reconstruction kernels had minimal impact on VNCa values, adjustments to the tube voltage and postprocessing parameters significantly influenced the results.
  • The findings highlight the importance of careful selection of acquisition and processing settings to avoid false positives in bone marrow edema assessments, underscoring the need for standardization in DECT imaging techniques.
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Trauma exposure in Indonesia is high despite the fact that there is limited accessibility to mental healthcare. is a web-based trauma psychoeducation intervention that aims to provide a practical solution to overcome barriers to accessing mental healthcare. This article aimed to (1) describe the cultural adaptation process of PL for Indonesian students and (2) describe the design of the pilot randomised controlled trial (RCT) that examines the feasibility and acceptability of .

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