16,027 results match your criteria: "university of Liege[Affiliation]"

Background: Clinical risk factors of deficient immune responses to COVID-19 mRNA vaccination in SARS-CoV-2 naive hemodialysis recipients (HDR) have already been identified. Clinical factors influencing hybrid immunity induced by SARS-CoV-2 infection and vaccination in HDR have not been reported.

Methods: A comprehensive analysis of antibody (Ab) and T cell responses to two doses of BNT162b2 mRNA vaccination was performed in 103 HDR, including 75 SARS-CoV-2 naive and 28 experienced patients, and in 106 healthy controls (HC) not undergoing HD, including 40 SARS-CoV-2 naive and 66 experienced subjects.

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The study of the links between episodic memory (memory of personal experiences) and semantic memory (memory of general knowledge about the world, others, and oneself) has played a significant role in psychology and neuroscience research for several decades. The way memories lose specificity and become semantized over time, and how these two major memory systems interact to represent the individual in the social world and allow to project themselves into the future, are particularly fascinating themes in understanding the mechanisms of autobiographical memory. Numerous studies rely on various memory pathologies, primarily amnesic syndromes but also other disorders where memory impairment is not the main symptom, such as autism spectrum disorders.

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Meditation is a mental training approach that can improve mental health and well-being in aging. Yet the underlying mechanisms remain unknown. The Medit-Ageing model stipulates that three mechanisms - attentional, constructive, and deconstructive - upregulate positive psycho-affective factors and downregulate negative ones.

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Human neutrophil elastase (hNE), a serine protease released by neutrophils during inflammation, plays a major role in the pathophysiology of several conditions especially in inflammatory lung diseases. Its inhibition constitutes, therefore, a promising therapeutic strategy to combat these diseases. In this work, we characterized the in vitro properties of a VHH (i.

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Article Synopsis
  • Intracranial transorbital penetrating injury (TOPI) can be difficult to manage, potentially leading to neurovascular issues and infections, with low-speed injuries usually causing less harm than high-speed ones.
  • A case study described a 19-year-old man who suffered a low-speed TOPI but showed partial recovery without the need for surgery, despite some neurological issues.
  • The report emphasizes the importance of a collaborative approach for diagnosing and managing such injuries, as well as the utility of medical imaging in understanding the trajectory of the penetrating object.
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This study aimed to describe a case of simultaneous guided bone regeneration (GBR) and implant placement in a patient with prior aesthetic implant failure, focusing on achieving optimal aesthetic and functional outcomes, and to perform a literature review of the current evidence. A 38-year-old male presented with an improperly positioned implant at the level of the right upper central (tooth 2.1), leading to aesthetic and functional issues.

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Background/objectives: Despite the effectiveness of exercise and nutritional interventions to improve aerobic capacity and quality of life in lung transplant (LT) recipients, their compliance is low. Strategies to reduce the high attrition rate (participants lost over time) is a major challenge. Artificial neural networks (ANN) may assist in the early identification of patients with high risk of attrition.

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Livestock Biosecurity from a One Health Perspective.

Animals (Basel)

November 2024

VSF International, One Health, LEARN Project, 1210 Brussels, Belgium.

According to the World Health Organization and the Food and Agriculture Organization of the United Nations, biosecurity is "a strategic and integrated approach that encompasses the policy and regulatory frameworks (including instruments and activities) that analyse and manage risks in the sectors of food safety, public health, animal life and health, and plant life and health, including associated environmental risk" [...

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Non-Immune-Mediated, p27-Associated, Growth Inhibition of Glioblastoma by Class-II-Transactivator (CIITA).

Cells

November 2024

Department of Translational Neuroscience, University Medical Center Utrecht (UMCU) Brain Center, Utrecht University, 3584 CX Utrecht, The Netherlands.

Background: Previous works have shown that the expression of Class-II-Transactivator (CIITA) in tumor cells reduces the growth of glioblastoma (GB) in animal models, but immune effects cannot solely explain this. Here, we searched for immune-independent effects of CIITA on the proliferation of GB.

Methods: Murine GL261 and human U87, GM2 and GM3 malignant glioma cells were transfected with CIITA.

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Objectives: Mild traumatic brain injury (mTBI) remains challenging to diagnose effectively in the emergency department. Abbott has developed the "GFAP/UCH-L1" mTBI test, to guide the clinical decision to perform a computed tomography (CT) head scan by ruling out the presence of mTBI. We evaluated the diagnostic accuracy of the "GFAP/UCH-L1" mTBI test in a Greek cohort and established age-dependent cut-offs.

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New vaccination programs measure economic success through cost-effectiveness analysis (CEA) based on an outcome evaluated over a certain time frame. The reimbursement price of the newly approved vaccine is then often reliant on a simulated ideal effect projection because of limited long-term data availability. This optimal cost-effectiveness result is later rarely adjusted to the observed effect measurements, barring instances of market competition-induced price erosion through the tender process.

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On the Dynamism of Paintings Through the Distribution of Edge Directions.

J Imaging

November 2024

Department of Romance Languages and Literatures, Faculty of Philosophy and Letters, University of Liège, 4000 Liège, Belgium.

The digitization of artworks has recently offered new computational perspectives on the study of art history. While much of the focus has been on classifying styles or identifying objects, the analysis of more abstract concepts, such as the perception of motion or dynamism in still images, remains largely unexplored. Semioticians and artists have long explored the representation of dynamism in still images, but they often did so through theoretical frameworks or visual techniques, without a quantitative approach to measuring it.

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Introduction: There is a pressing need for the hospitals to improve their quality and become more patient-centered. Over the last decade, several approaches were implemented to meet this demand, such as hospital accreditation or patient surveys. Many studies have addressed the patient involvement systems from the viewpoint of the factors that drive them or the achieved performance.

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Functional and phylogenetic signals in the pectoral girdle of Thalattosuchia and Dyrosauridae (Crocodylomorpha).

Anat Rec (Hoboken)

February 2025

Faculty of Sciences Ringgold Standard Institution-Geology Allée du Six Aout 14, University of Liege, Liege, Belgium.

Crocodylomorphs have colonized various environments from fully terrestrial to fully aquatic, making it an important clade among archosaurs. A remarkable example of the rich past diversity of Crocodylomorpha Hay, 1930 is the marine colonization undergone by several crocodylomorph lineages, particularly Thalattosuchia Fraas, 1901 during the Early Jurassic-Early Cretaceous, and Dyrosauridae de Stefano, 1903 during the Late Cretaceous-Early Eocene. Thalattosuchia represents the most impressive and singular marine radiation among Crocodylomorpha, occupying various ecological niches, before enigmatically disappearing in the Cretaceous.

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Exploring end-of-life decision-making in China for disorders of consciousness.

Ann Med

December 2024

International Unresponsive Wakefulness Syndrome and Consciousness Science Institute, Hangzhou Normal University, Hangzhou, China.

Objectives: We aim to investigate the ethical attitudes of the Chinese population toward withdrawal of life-sustaining treatment (WLST) in disorders of consciousness (DoC) patients.

Methods: A self-administered questionnaire concerning WLST was distributed to Chinese medical professionals and non-medical participants between February and July 2022. Statistical analysis included chi-square tests and logistic regressions.

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A composite burden score for severe asthma.

Lancet Respir Med

January 2025

MEDCIDS - Department of Community Medicine, Information and Health Decision Sciences, Faculty of Medicine, University of Porto, Porto, Portugal; CINTESIS@RISE-Health Research Network, Faculty of Medicine, University of Porto, Porto, Portugal.

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Pituitary Acrogigantism: From the Past to the Future.

Front Horm Res

November 2024

Department of Endocrinology, Centre Hospitalier Universitaire de Liège, University of Liège, Liège, Belgium.

Pituitary acrogigantism is a very rare disease that is caused by chronic growth hormone (GH) axis excess that begins during childhood and adolescence. As such, it represents one of the most severe manifestations of acromegaly. In most cases, acrogigantism is caused by a pituitary adenoma, but hyperplasia can also accompany the adenoma or rarely occur alone.

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The 2024 Kidney Disease: Improving Global Outcomes (KDIGO) guidelines for chronic kidney disease (CKD) evaluation and management bring important updates, particularly for European laboratories. These guidelines emphasize the need for harmonization in CKD testing, promoting the use of regional equations. In Europe, the European Kidney Function Consortium (EKFC) equation is particularly suited for European populations, particularly compared to the CKD-EPI 2021 race-free equation.

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Auto-induced cognitive trance (AICT) is a modified state of consciousness derived from shamanic tradition that can be practised by individuals after specific training. The aim of this work was to characterize the phenomenological experiences of AICT, using text mining analysis. Free recalls of subjective experiences were audio-recorded in 27 participants after five pseudo-randomized experimental sessions: ordinary conscious resting state, with auditory stimulation and with an imaginary mental task, as well as during AICT with and without auditory stimulation.

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Primates, the most colorful mammalian radiation, have previously served as an interesting model to test the functions and evolutionary drivers of variation in eye color. We assess the contribution of photo-regulatory and communicative functions to the external eye appearance of nine macaque species representing all the branches of their radiation. Macaques' well described social structure and wide geographical distribution make them interesting to explore.

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openBF: an open-source finite volume 1D blood flow solver.

Physiol Meas

December 2024

INSIGNEO Institute for in-silico medicine, University of Sheffield, Sheffield, United Kingdom.

Computational simulations are widely adopted in cardiovascular biomechanics because of their capability of producing physiological data otherwise impossible to measure with non-invasive modalities.This study presents openBF, a computational library for simulating the blood dynamics in the cardiovascular system.openBF adopts a one-dimensional viscoelastic representation of the arterial system, and is coupled with zero-dimensional windkessel models at the outlets.

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Article Synopsis
  • - The guidelines update the International Osteoporosis Foundation's (IOF) 20-year-old position paper on bone markers, reflecting advancements in bone biology and disorders.
  • - The authors introduce a new classification called Bone Status Indices (BSI) to replace outdated terms like bone turnover markers and metabolic markers for better clarity.
  • - The proposal includes standardized nomenclature, abbreviations, and measurement units for these indices to ensure consistency in the study and treatment of bone health.
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Reproducibility and agreement of radiographic assessment of carpal deformities in foals.

Front Vet Sci

November 2024

Medical Imaging, Clinical Department of Equids, Faculty of Veterinary Medicine, University of Liège, Liège, Belgium.

Introduction: The Pivot Point (PP) method is commonly used in the radiographic assessment of carpal deformities in young foals, as the range of deviation may influence treatment choice. The aims of this study were to assess the intra- and interobserver reproducibility of the PP method and subjective radiographic evaluation without line drawing to establish the anatomical site responsible for carpal deviation in foals and to evaluate the agreement between these two techniques.

Material And Methods: Anonymized radiographs of foals presented for investigation of carpal deformity or prematurity were retrospectively and independently reviewed by six readers.

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A novel approach to the extraction and analysis of dioxins and furans sampled onto Amberlite XAD-2 sorbent.

Anal Methods

December 2024

Department of Chemistry, Faculty of Natural and Agricultural Sciences, University of Pretoria, Pretoria, South Africa.

Article Synopsis
  • Strong emission control plans have successfully reduced pollutants, yet PCDDs and PCDFs are still emitted from sources like waste incinerators, necessitating effective monitoring due to their high toxicity.
  • Current analysis of these compounds in Africa is costly and limited, often done overseas, leading to fewer measurements and less data.
  • A new, cost-effective laboratory method for analyzing PCDD/Fs was developed, significantly simplifying extraction and clean-up processes, achieving comparable recovery rates to established methods while being faster and more efficient.
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Respiratory Diseases in Women.

Arch Bronconeumol

November 2024

Respiratory Department, Virgen del Rocío Hospital and Instituto de Biomedicina, Sevilla, Spain; CIBERES, Carlos III Health Institute, Madrid, Spain.

Article Synopsis
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